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List of Redis Helpful Commands

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  • Updated

  • Check the biggest key in redis. Helpful if there are memory issues.     

    • redis-cli --bigkeys

  • Check if the API key exist:  

    • keys apikey-{key ID}

  • Maxmemory

    • Check the maxmemory current valueconfig

      • get maxmemory

    • Check the maxmemory policy set (this will show the policy that sets the behavior for keys removal)config

      • get maxmemory-policy

  • Get the key using a string in the value. This command should be run in the terminal

    • for k in $(redis-cli KEYS '*'); do echo $k \"$(redis-cli GET $k)\"; done | grep "{search string like alias or API ID in access_rights of the key}"

  • Change key expiration(useful when debugging expired keys)

    •  GET apikey-{key ID}

    • (copy the value of above command, change the values of \"expires\":1674030418, to a previous epoch timestamp

    • SET apikey-{key ID} {insert the modified value above)

  • Delete all apikey-*

    • for k in $(redis-cli KEYS 'apikey-*'); do echo $k \"$(redis-cli DEL key $k)\"; done 

  • Info

    • To check the memory details like used_memory, maxmemory-policy. Helpful if to check which eviction policy are set

      • info memory

    • To check the stats especially helpful if there are evicted keys and number of expired keys

      • info stats

    • To check the details about the server, it will show the uptime in seconds and days

      • info server

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Comments

1 comment

Date Votes
  • Chitiki Gangadhar Reddy (IC)
    Hi Team,
     
    tyk-gateway-pro, tyk-dashboard-pro
    Not able to connect Redis.
    Need help to troubleshoot the issue.
     
    Issue: 
     
    logs: 
    time="Jun 07 05:37:35" level=debug msg="No Primary instance found, assuming control" prefix=host-check-mgr
    time="Jun 07 05:37:35" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:35" level=error msg="cannot set key in pollerCacheKey" error="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    time="Jun 07 05:37:36" level=error msg="storage: Redis is either down or was not configured"
    0

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