---> uname -a: Linux prd-centos8-docker-8c-8g-6116.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 1070 26975 19 3842 30351 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:ba:c4:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.179/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:feba:c4f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:8b:d4:87 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:adff:fe8b:d487/64 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) 07/07/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 107.75 0.20 107.55 30.00 8445.19 03:40:01 AM 474.53 16.16 458.36 3851.52 15101.42 03:41:01 AM 247.90 5.76 242.14 571.94 15827.82 03:42:01 AM 172.51 2.38 170.13 488.90 42395.47 Average: 250.68 6.13 244.55 1235.64 20442.97 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29521280 31217948 3132092 9.59 2688 2020928 1469184 4.36 138592 2561764 85636 03:40:01 AM 28337604 30584252 4315768 13.22 2688 2554136 1921644 5.70 216680 3600036 213624 03:41:01 AM 26608552 29866072 6044820 18.51 2688 3552456 2539888 7.54 483460 5011952 787748 03:42:01 AM 27637724 31101516 5015648 15.36 2688 3753976 1506892 4.47 835220 3616008 31124 Average: 28026290 30692447 4627082 14.17 2688 2970374 1859402 5.52 418488 3697440 279533 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 138.73 96.10 1104.38 15.78 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 408.26 353.38 4396.37 64.15 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 565.28 428.47 9644.85 54.24 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 254.22 267.86 526.16 2335.40 0.00 0.00 0.00 0.00 03:42:01 AM docker0 10.48 14.00 0.62 311.02 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 341.63 286.46 3918.06 617.42 0.00 0.00 0.00 0.00 Average: docker0 2.62 3.50 0.16 77.76 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) 07/07/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 5.34 0.00 0.52 0.27 0.03 93.84 03:39:01 AM 0 0.07 0.00 0.18 0.20 0.05 99.50 03:39:01 AM 1 1.40 0.00 0.23 0.10 0.03 98.23 03:39:01 AM 2 10.10 0.00 1.15 0.23 0.02 88.50 03:39:01 AM 3 10.60 0.00 0.85 0.45 0.03 88.07 03:39:01 AM 4 9.47 0.00 1.00 0.62 0.02 88.89 03:39:01 AM 5 8.40 0.00 0.33 0.20 0.07 91.00 03:39:01 AM 6 0.43 0.00 0.10 0.30 0.03 99.13 03:39:01 AM 7 2.23 0.00 0.32 0.08 0.00 97.37 03:40:01 AM all 18.23 0.00 1.59 1.16 0.09 78.94 03:40:01 AM 0 12.49 0.00 1.24 0.28 0.07 85.93 03:40:01 AM 1 13.10 0.00 1.34 0.77 0.08 84.71 03:40:01 AM 2 21.95 0.00 1.15 0.37 0.08 76.44 03:40:01 AM 3 29.58 0.00 2.34 0.84 0.10 67.14 03:40:01 AM 4 14.00 0.00 1.93 2.19 0.10 81.78 03:40:01 AM 5 10.27 0.00 2.18 3.30 0.08 84.17 03:40:01 AM 6 14.46 0.00 1.81 1.37 0.08 82.28 03:40:01 AM 7 29.92 0.00 0.73 0.13 0.08 69.13 03:41:01 AM all 27.57 0.00 1.89 0.68 0.08 69.78 03:41:01 AM 0 18.17 0.00 1.51 1.09 0.08 79.14 03:41:01 AM 1 28.64 0.00 2.04 0.96 0.08 68.28 03:41:01 AM 2 33.53 0.00 1.86 0.40 0.08 64.12 03:41:01 AM 3 28.60 0.00 1.56 0.47 0.08 69.29 03:41:01 AM 4 45.76 0.00 3.46 1.46 0.10 49.22 03:41:01 AM 5 26.81 0.00 1.41 0.37 0.07 71.34 03:41:01 AM 6 18.25 0.00 1.95 0.54 0.08 79.18 03:41:01 AM 7 20.79 0.00 1.36 0.15 0.08 77.62 03:42:01 AM all 10.17 0.00 2.13 0.60 0.06 87.04 03:42:01 AM 0 6.13 0.00 1.78 0.25 0.07 91.77 03:42:01 AM 1 5.26 0.00 2.06 0.77 0.05 91.86 03:42:01 AM 2 5.77 0.00 1.71 0.92 0.08 91.52 03:42:01 AM 3 19.14 0.00 2.16 1.11 0.08 77.51 03:42:01 AM 4 9.84 0.00 2.06 0.55 0.07 87.49 03:42:01 AM 5 7.75 0.00 2.43 0.50 0.05 89.28 03:42:01 AM 6 4.85 0.00 2.45 0.29 0.05 92.37 03:42:01 AM 7 22.64 0.00 2.36 0.42 0.07 74.52 Average: all 15.31 0.00 1.53 0.68 0.07 82.41 Average: 0 9.20 0.00 1.18 0.46 0.07 89.10 Average: 1 12.07 0.00 1.42 0.65 0.06 85.80 Average: 2 17.83 0.00 1.47 0.48 0.07 80.16 Average: 3 21.97 0.00 1.73 0.72 0.08 75.51 Average: 4 19.73 0.00 2.11 1.21 0.07 76.89 Average: 5 13.30 0.00 1.59 1.09 0.07 83.95 Average: 6 9.49 0.00 1.58 0.62 0.06 88.25 Average: 7 18.88 0.00 1.19 0.20 0.06 79.67