---> uname -a: Linux prd-centos8-docker-8c-8g-14827.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: 2799.996 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1001 28288 19 2598 30435 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:2b:e4:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.116/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe2b:e4f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:2c:82:e2 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/02/2026 _x86_64_ (8 CPU) 05:17:45 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 244.80 25.66 219.14 6786.55 9268.56 05:20:01 AM 203.67 3.88 199.78 927.42 14804.65 05:21:01 AM 97.40 1.52 95.89 387.74 6296.39 05:22:01 AM 52.26 1.30 50.96 112.91 4820.10 Average: 149.53 8.09 141.44 2053.60 8797.38 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29456528 31235972 3196844 9.79 2688 2099980 1453964 4.31 151924 2603400 265992 05:20:01 AM 27526096 29536656 5127276 15.70 2688 2321464 3462444 10.27 186624 4445652 89780 05:21:01 AM 27358316 29529192 5295056 16.22 2688 2476508 2956520 8.77 237068 4545616 71496 05:22:01 AM 29028012 31225992 3625360 11.10 2688 2502120 1404016 4.17 457636 2656804 8584 Average: 28342238 30381953 4311134 13.20 2688 2350018 2319236 6.88 258313 3562868 108963 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 347.75 217.71 2005.42 63.81 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 254.52 230.76 2164.72 62.69 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 140.22 122.93 1392.61 32.09 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 132.34 131.93 241.62 161.14 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 218.71 175.83 1451.14 79.93 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 08/02/2026 _x86_64_ (8 CPU) 05:17:45 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 15.17 0.00 2.04 1.00 0.06 81.73 05:19:01 AM 0 19.73 0.00 1.70 0.55 0.07 77.95 05:19:01 AM 1 15.99 0.00 1.79 0.90 0.08 81.23 05:19:01 AM 2 23.36 0.00 3.97 3.16 0.08 69.43 05:19:01 AM 3 9.24 0.00 1.99 0.65 0.07 88.04 05:19:01 AM 4 17.34 0.00 1.20 0.43 0.05 80.98 05:19:01 AM 5 10.30 0.00 1.91 1.04 0.03 86.72 05:19:01 AM 6 17.90 0.00 1.55 0.57 0.05 79.93 05:19:01 AM 7 7.48 0.00 2.24 0.67 0.05 89.55 05:20:01 AM all 24.54 0.00 1.49 1.22 0.08 72.67 05:20:01 AM 0 22.55 0.00 0.95 0.90 0.08 75.51 05:20:01 AM 1 31.09 0.00 1.47 1.27 0.08 66.08 05:20:01 AM 2 24.89 0.00 1.78 0.60 0.08 72.65 05:20:01 AM 3 22.91 0.00 1.46 1.47 0.08 74.08 05:20:01 AM 4 17.13 0.00 2.04 3.30 0.08 77.44 05:20:01 AM 5 24.92 0.00 2.15 1.31 0.08 71.55 05:20:01 AM 6 34.75 0.00 1.24 0.47 0.08 63.46 05:20:01 AM 7 18.07 0.00 0.82 0.45 0.07 80.59 05:21:01 AM all 41.92 0.00 1.44 0.43 0.10 56.10 05:21:01 AM 0 37.35 0.00 1.15 0.08 0.10 61.32 05:21:01 AM 1 38.24 0.00 1.62 0.62 0.10 59.41 05:21:01 AM 2 44.95 0.00 2.01 0.54 0.10 52.40 05:21:01 AM 3 38.34 0.00 0.92 0.15 0.10 60.49 05:21:01 AM 4 44.57 0.00 1.93 1.01 0.12 52.38 05:21:01 AM 5 42.06 0.00 1.22 0.20 0.10 56.42 05:21:01 AM 6 49.06 0.00 1.42 0.20 0.12 49.21 05:21:01 AM 7 40.82 0.00 1.26 0.69 0.10 57.14 05:22:01 AM all 16.02 0.00 1.24 0.17 0.06 82.52 05:22:01 AM 0 11.41 0.00 1.23 0.12 0.07 87.17 05:22:01 AM 1 8.92 0.00 1.02 0.52 0.05 89.49 05:22:01 AM 2 32.18 0.00 1.92 0.32 0.08 65.50 05:22:01 AM 3 19.44 0.00 1.42 0.23 0.07 78.84 05:22:01 AM 4 33.47 0.00 1.77 0.03 0.07 64.66 05:22:01 AM 5 4.03 0.00 0.80 0.00 0.05 95.12 05:22:01 AM 6 10.50 0.00 1.07 0.07 0.03 88.33 05:22:01 AM 7 8.14 0.00 0.70 0.05 0.03 91.07 Average: all 24.41 0.00 1.55 0.71 0.08 73.25 Average: 0 22.76 0.00 1.26 0.41 0.08 75.49 Average: 1 23.56 0.00 1.48 0.83 0.08 74.05 Average: 2 31.35 0.00 2.42 1.15 0.09 64.99 Average: 3 22.50 0.00 1.45 0.63 0.08 75.35 Average: 4 28.12 0.00 1.74 1.19 0.08 68.87 Average: 5 20.33 0.00 1.52 0.64 0.07 77.45 Average: 6 28.05 0.00 1.32 0.33 0.07 70.24 Average: 7 18.63 0.00 1.26 0.46 0.06 79.58