---> uname -a: Linux prd-centos8-redis-4c-4g-21112.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 8.7G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 733 12841 19 2187 14692 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9c:87:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.164/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86231sec preferred_lft 86231sec inet6 fe80::f816:3eff:fe9c:8758/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 04/06/2024 _x86_64_ (4 CPU) 17:59:25 LINUX RESTART (4 CPU) 06:00:00 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 357.33 317.33 40.00 2912.00 2249.33 06:01:01 PM 194.30 85.15 109.15 2054.99 7111.56 06:02:01 PM 158.00 7.68 150.32 730.97 11017.17 Average: 177.27 48.09 129.18 1402.30 9022.38 06:00:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13717576 15151796 2423956 15.02 2688 1655980 920072 5.35 153056 1954704 62068 06:01:01 PM 13296840 15083128 2844692 17.62 2688 1988200 929964 5.41 217604 2242516 196696 06:02:01 PM 13180532 15075396 2961000 18.34 2688 2093320 855496 4.98 414440 2142440 22420 Average: 13398316 15103440 2743216 16.99 2688 1912500 901844 5.25 261700 2113220 93728 06:00:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 PM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 PM eth0 61.91 44.56 971.58 8.16 0.00 0.00 0.00 0.00 06:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 PM eth0 337.68 209.68 1462.00 87.17 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 198.58 126.34 1209.28 47.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 04/06/2024 _x86_64_ (4 CPU) 17:59:25 LINUX RESTART (4 CPU) 06:00:00 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 23.08 2.68 30.10 2.68 0.00 41.47 06:00:01 PM 0 87.67 0.00 8.22 0.00 0.00 4.11 06:00:01 PM 1 0.00 6.76 67.57 1.35 0.00 24.32 06:00:01 PM 2 1.32 3.95 38.16 9.21 0.00 47.37 06:00:01 PM 3 5.26 0.00 6.58 0.00 0.00 88.16 06:01:01 PM all 20.44 0.71 9.27 2.02 0.10 67.47 06:01:01 PM 0 6.41 0.65 8.24 2.35 0.15 82.20 06:01:01 PM 1 28.45 0.62 9.12 2.36 0.07 59.38 06:01:01 PM 2 7.83 1.14 12.67 1.27 0.08 77.01 06:01:01 PM 3 39.07 0.42 7.06 2.10 0.08 51.26 06:02:01 PM all 25.47 0.00 2.27 1.80 0.10 70.36 06:02:01 PM 0 21.23 0.00 1.97 0.98 0.10 75.72 06:02:01 PM 1 31.11 0.00 2.42 2.26 0.10 64.12 06:02:01 PM 2 17.07 0.00 2.04 1.66 0.10 79.13 06:02:01 PM 3 32.48 0.00 2.65 2.31 0.08 62.48 Average: all 22.95 0.37 5.92 1.92 0.10 68.74 Average: 0 14.26 0.32 5.13 1.66 0.12 78.51 Average: 1 29.60 0.35 6.15 2.30 0.08 61.52 Average: 2 12.38 0.59 7.55 1.51 0.09 77.87 Average: 3 35.59 0.21 4.87 2.19 0.08 57.06