---> uname -a: Linux prd-centos8-docker-8c-8g-12901.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1057 26994 19 3836 30365 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:42:e4:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.174/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe42:e4d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:c4:7b:ec brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:6cff:fec4:7bec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/16/2026 _x86_64_ (8 CPU) 03:37:55 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 397.82 125.51 272.31 13674.91 43452.02 03:40:01 AM 437.18 15.40 421.78 3836.16 18567.61 03:41:01 AM 245.72 6.30 239.42 582.87 14825.97 03:42:01 AM 167.46 2.50 164.96 497.97 42835.00 Average: 312.04 37.43 274.61 4648.01 29920.62 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29575740 31246840 3077632 9.43 2688 1995612 1467588 4.35 139980 2513348 190424 03:40:01 AM 28460100 30669148 4193272 12.84 2688 2517384 1886012 5.60 215296 3479552 173808 03:41:01 AM 26326916 29490284 6326456 19.37 2688 3459084 3367080 9.99 483396 5294956 717404 03:42:01 AM 27665904 31118828 4987468 15.27 2688 3742544 1543448 4.58 842112 3579184 24940 Average: 28007165 30631275 4646207 14.23 2688 2928656 2066032 6.13 420196 3716760 276644 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 378.64 247.23 1828.15 64.71 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 413.50 354.52 4092.64 72.24 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 605.93 467.98 10127.40 55.20 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 286.12 285.02 524.11 2335.40 0.00 0.00 0.00 0.00 03:42:01 AM docker0 21.48 27.76 1.16 309.26 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 421.05 338.69 4143.08 631.91 0.00 0.00 0.00 0.00 Average: docker0 5.37 6.94 0.29 77.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/16/2026 _x86_64_ (8 CPU) 03:37:55 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 15.12 0.00 3.11 1.29 0.06 80.43 03:39:01 AM 0 20.72 0.00 4.25 1.09 0.08 73.86 03:39:01 AM 1 21.43 0.00 2.54 2.07 0.07 73.88 03:39:01 AM 2 21.32 0.00 3.03 0.37 0.05 75.23 03:39:01 AM 3 23.49 0.00 3.02 0.40 0.07 73.02 03:39:01 AM 4 12.90 0.00 2.98 0.47 0.05 83.61 03:39:01 AM 5 6.93 0.00 3.44 3.48 0.07 86.08 03:39:01 AM 6 7.57 0.00 3.45 1.57 0.07 87.34 03:39:01 AM 7 6.52 0.00 2.15 0.85 0.05 90.43 03:40:01 AM all 18.23 0.00 1.61 1.10 0.08 78.99 03:40:01 AM 0 18.74 0.00 1.34 0.55 0.08 79.29 03:40:01 AM 1 7.02 0.00 2.01 1.89 0.08 88.99 03:40:01 AM 2 29.98 0.00 2.81 1.12 0.10 65.99 03:40:01 AM 3 16.14 0.00 1.69 2.11 0.07 79.99 03:40:01 AM 4 28.11 0.00 0.80 0.13 0.07 70.88 03:40:01 AM 5 19.10 0.00 1.41 1.22 0.08 78.19 03:40:01 AM 6 9.88 0.00 1.46 0.94 0.07 87.65 03:40:01 AM 7 16.84 0.00 1.34 0.80 0.08 80.94 03:41:01 AM all 27.85 0.00 1.86 0.58 0.09 69.62 03:41:01 AM 0 36.17 0.00 2.82 0.92 0.10 59.99 03:41:01 AM 1 26.72 0.00 1.56 0.18 0.10 71.44 03:41:01 AM 2 18.43 0.00 1.51 1.11 0.08 78.86 03:41:01 AM 3 18.02 0.00 1.80 0.44 0.08 79.66 03:41:01 AM 4 30.65 0.00 1.52 0.44 0.10 67.29 03:41:01 AM 5 33.94 0.00 1.29 0.10 0.08 64.58 03:41:01 AM 6 27.02 0.00 1.73 0.17 0.08 71.00 03:41:01 AM 7 31.79 0.00 2.68 1.26 0.08 64.19 03:42:01 AM all 11.95 0.00 2.31 0.54 0.06 85.13 03:42:01 AM 0 11.47 0.00 2.65 0.87 0.05 84.96 03:42:01 AM 1 15.41 0.00 2.26 0.45 0.07 81.82 03:42:01 AM 2 7.54 0.00 2.58 0.85 0.07 88.96 03:42:01 AM 3 21.34 0.00 2.71 0.85 0.08 75.01 03:42:01 AM 4 18.03 0.00 2.40 0.27 0.07 79.24 03:42:01 AM 5 7.82 0.00 2.33 0.49 0.07 89.29 03:42:01 AM 6 6.70 0.00 1.74 0.44 0.03 91.09 03:42:01 AM 7 7.30 0.00 1.81 0.13 0.07 90.69 Average: all 18.28 0.00 2.22 0.88 0.07 78.55 Average: 0 21.76 0.00 2.76 0.86 0.08 74.54 Average: 1 17.64 0.00 2.09 1.15 0.08 79.04 Average: 2 19.32 0.00 2.48 0.86 0.08 77.25 Average: 3 19.75 0.00 2.31 0.95 0.08 76.92 Average: 4 22.43 0.00 1.92 0.33 0.07 75.25 Average: 5 16.95 0.00 2.12 1.32 0.08 79.54 Average: 6 12.79 0.00 2.09 0.78 0.06 84.28 Average: 7 15.61 0.00 1.99 0.76 0.07 81.56