---> uname -a: Linux prd-centos8-docker-8c-8g-8398.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): 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: 31890 1067 26417 19 4405 30355 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:1e:fb:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe1e:fb3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:c6:f3:31 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::42:12ff:fec6:f331/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/05/2026 _x86_64_ (8 CPU) 13:40:41 LINUX RESTART (8 CPU) 01:41:01 PM tps rtps wtps bread/s bwrtn/s 01:42:01 PM 250.32 10.35 239.97 3069.64 7281.59 01:43:01 PM 295.58 16.26 279.32 2494.77 15233.51 01:44:01 PM 142.95 14.44 128.50 1203.66 38062.09 01:45:01 PM 215.14 5.23 209.91 4669.24 27139.37 Average: 225.99 11.57 214.42 2859.26 21929.81 01:41:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:42:01 PM 29430472 31267240 3225240 9.88 2688 2156876 1383056 4.10 147828 2638356 287412 01:43:01 PM 27736336 30040268 4919376 15.06 2688 2614932 2518500 7.47 251652 4176372 294692 01:44:01 PM 26125696 29265888 6530016 20.00 2688 3434000 4035420 11.97 465824 5503336 140 01:45:01 PM 27052864 31084968 5602848 17.16 2688 4320996 1516216 4.50 894740 4144308 24528 Average: 27586342 30414591 5069370 15.52 2688 3131701 2363298 7.01 440011 4115593 151693 01:41:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 PM eth0 144.59 95.97 1799.04 34.52 0.00 0.00 0.00 0.00 01:42:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 PM eth0 548.85 397.75 6125.31 55.99 0.00 0.00 0.00 0.00 01:43:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 PM lo 10.00 10.00 1.10 1.10 0.00 0.00 0.00 0.00 01:44:01 PM eth0 1077.56 269.63 6440.12 31.10 0.00 0.00 0.00 0.00 01:44:01 PM docker0 3.95 4.98 0.54 0.58 0.00 0.00 0.00 0.00 01:44:01 PM veth386294f 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 01:45:01 PM lo 3.12 3.12 0.27 0.27 0.00 0.00 0.00 0.00 01:45:01 PM eth0 153.95 159.63 1719.98 1261.83 0.00 0.00 0.00 0.00 01:45:01 PM docker0 0.83 0.92 0.11 0.10 0.00 0.00 0.00 0.00 Average: lo 3.28 3.28 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 481.26 230.75 4021.21 345.85 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.47 0.16 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/05/2026 _x86_64_ (8 CPU) 13:40:41 LINUX RESTART (8 CPU) 01:41:01 PM CPU %user %nice %system %iowait %steal %idle 01:42:01 PM all 10.90 0.00 1.47 0.51 0.06 87.06 01:42:01 PM 0 6.20 0.00 0.92 0.08 0.07 92.73 01:42:01 PM 1 26.82 0.00 3.67 2.33 0.08 67.11 01:42:01 PM 2 10.00 0.00 1.21 0.18 0.07 88.54 01:42:01 PM 3 14.41 0.00 1.47 0.28 0.05 83.78 01:42:01 PM 4 2.64 0.00 0.70 0.28 0.05 96.32 01:42:01 PM 5 5.14 0.00 0.87 0.47 0.03 93.49 01:42:01 PM 6 13.92 0.00 1.65 0.25 0.05 84.13 01:42:01 PM 7 8.05 0.00 1.29 0.22 0.05 90.39 01:43:01 PM all 33.13 0.00 1.92 0.95 0.13 63.86 01:43:01 PM 0 46.26 0.00 1.10 0.42 0.13 52.08 01:43:01 PM 1 34.53 0.00 1.79 1.22 0.13 62.33 01:43:01 PM 2 33.91 0.00 2.22 0.99 0.15 62.73 01:43:01 PM 3 34.84 0.00 2.14 0.65 0.15 62.21 01:43:01 PM 4 30.14 0.00 2.46 1.17 0.13 66.09 01:43:01 PM 5 43.05 0.00 3.04 1.95 0.17 51.80 01:43:01 PM 6 29.71 0.00 1.35 0.52 0.10 68.32 01:43:01 PM 7 12.62 0.00 1.29 0.67 0.08 85.33 01:44:01 PM all 23.81 0.31 3.54 0.73 0.12 71.49 01:44:01 PM 0 24.45 0.02 3.56 0.12 0.14 71.72 01:44:01 PM 1 21.61 0.05 4.13 1.96 0.10 72.15 01:44:01 PM 2 28.64 0.05 3.81 0.81 0.13 66.55 01:44:01 PM 3 18.33 2.19 3.98 1.70 0.12 73.67 01:44:01 PM 4 30.96 0.00 4.01 0.12 0.13 64.78 01:44:01 PM 5 21.66 0.00 3.41 0.62 0.10 74.20 01:44:01 PM 6 24.52 0.00 2.59 0.13 0.10 72.65 01:44:01 PM 7 20.32 0.17 2.85 0.35 0.12 76.19 01:45:01 PM all 20.08 0.06 2.30 0.68 0.09 76.79 01:45:01 PM 0 17.78 0.00 1.52 0.10 0.07 80.53 01:45:01 PM 1 24.50 0.02 3.00 1.47 0.10 70.91 01:45:01 PM 2 19.62 0.00 2.11 0.54 0.08 77.65 01:45:01 PM 3 24.81 0.02 2.97 0.57 0.10 71.53 01:45:01 PM 4 17.74 0.03 2.86 1.77 0.08 77.50 01:45:01 PM 5 20.55 0.00 2.26 0.08 0.10 77.01 01:45:01 PM 6 20.10 0.00 1.34 0.44 0.08 78.04 01:45:01 PM 7 15.57 0.39 2.33 0.49 0.07 81.15 Average: all 21.97 0.09 2.31 0.72 0.10 74.81 Average: 0 23.67 0.00 1.77 0.18 0.10 74.28 Average: 1 26.88 0.02 3.14 1.75 0.10 68.11 Average: 2 23.03 0.01 2.33 0.63 0.11 73.89 Average: 3 23.10 0.55 2.64 0.80 0.10 72.80 Average: 4 20.35 0.01 2.51 0.84 0.10 76.19 Average: 5 22.58 0.00 2.39 0.78 0.10 74.15 Average: 6 22.05 0.00 1.73 0.33 0.08 75.79 Average: 7 14.13 0.14 1.94 0.43 0.08 83.29