---> uname -a: Linux prd-centos8-docker-8c-8g-16004.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: 2800.000 BogoMIPS: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1063 26986 20 3837 30358 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:36:15:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.8/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe36:15e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:17:6a:f8:9f 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::42:17ff:fe6a:f89f/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) 08/28/2026 _x86_64_ (8 CPU) 03:37:32 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 116.43 7.03 109.40 1187.89 7363.66 03:40:01 AM 390.25 17.86 372.39 4029.33 17588.95 03:41:01 AM 222.97 2.32 220.66 183.24 13920.87 03:42:01 AM 165.88 2.55 163.33 616.59 40331.92 Average: 223.88 7.44 216.44 1504.10 19801.20 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29423472 31287100 3229900 9.89 2688 2182140 1454276 4.32 141744 2635620 330424 03:40:01 AM 28385032 30636676 4268340 13.07 2688 2560328 1936040 5.74 220124 3544736 174724 03:41:01 AM 26673404 29402708 5979968 18.31 2688 3031232 3337924 9.90 483076 4957804 276428 03:42:01 AM 27651164 31110212 5002208 15.32 2688 3750000 1517796 4.50 836184 3597780 90252 Average: 28033268 30609174 4620104 14.15 2688 2880925 2061509 6.12 420282 3683985 217957 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 129.59 89.62 1696.98 19.44 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 392.67 354.79 4011.72 66.43 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 482.79 392.99 6515.09 49.26 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 338.50 323.41 3595.08 2337.74 0.00 0.00 0.00 0.00 03:42:01 AM docker0 13.83 17.74 0.82 308.45 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 335.89 290.20 3954.82 618.21 0.00 0.00 0.00 0.00 Average: docker0 3.46 4.44 0.20 77.11 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) 08/28/2026 _x86_64_ (8 CPU) 03:37:32 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.50 0.00 1.00 1.04 0.01 88.45 03:39:01 AM 0 5.06 0.00 0.55 3.09 0.02 91.28 03:39:01 AM 1 0.67 0.00 0.38 0.20 0.00 98.75 03:39:01 AM 2 5.80 0.00 0.67 0.35 0.02 93.16 03:39:01 AM 3 12.47 0.00 1.13 0.35 0.00 86.05 03:39:01 AM 4 6.78 0.00 1.00 0.42 0.00 91.80 03:39:01 AM 5 21.47 0.00 1.89 0.78 0.00 75.86 03:39:01 AM 6 4.33 0.00 0.43 2.31 0.00 92.93 03:39:01 AM 7 19.37 0.00 1.97 0.82 0.02 77.82 03:40:01 AM all 16.79 0.00 1.46 1.09 0.01 80.64 03:40:01 AM 0 10.73 0.00 0.92 0.27 0.00 88.08 03:40:01 AM 1 22.26 0.00 1.15 0.82 0.02 75.75 03:40:01 AM 2 14.66 0.00 1.74 1.52 0.00 82.08 03:40:01 AM 3 18.50 0.00 1.37 0.74 0.02 79.38 03:40:01 AM 4 16.14 0.00 1.82 1.34 0.02 80.69 03:40:01 AM 5 13.61 0.00 1.81 1.31 0.02 83.26 03:40:01 AM 6 18.15 0.00 1.10 0.69 0.02 80.04 03:40:01 AM 7 20.28 0.00 1.79 2.04 0.02 75.86 03:41:01 AM all 25.37 0.00 1.54 0.57 0.01 72.50 03:41:01 AM 0 18.23 0.00 1.26 0.17 0.00 80.34 03:41:01 AM 1 25.65 0.00 1.32 0.45 0.02 72.55 03:41:01 AM 2 29.07 0.00 1.78 0.64 0.02 68.50 03:41:01 AM 3 26.93 0.00 1.51 0.72 0.02 70.82 03:41:01 AM 4 39.79 0.00 2.28 0.92 0.03 56.98 03:41:01 AM 5 15.15 0.00 1.21 0.30 0.00 83.34 03:41:01 AM 6 20.77 0.00 1.26 0.62 0.02 77.34 03:41:01 AM 7 27.33 0.00 1.75 0.74 0.02 70.16 03:42:01 AM all 12.78 0.00 3.29 0.57 0.01 83.36 03:42:01 AM 0 11.49 0.00 3.21 0.47 0.02 84.81 03:42:01 AM 1 18.30 0.00 3.71 1.09 0.02 76.88 03:42:01 AM 2 24.97 0.00 4.52 1.19 0.02 69.30 03:42:01 AM 3 11.59 0.00 2.69 0.47 0.00 85.25 03:42:01 AM 4 8.21 0.00 3.20 0.50 0.00 88.08 03:42:01 AM 5 9.51 0.00 3.31 0.24 0.02 86.93 03:42:01 AM 6 11.24 0.00 2.95 0.29 0.02 85.50 03:42:01 AM 7 6.89 0.00 2.69 0.32 0.00 90.10 Average: all 16.11 0.00 1.82 0.82 0.01 81.24 Average: 0 11.37 0.00 1.48 1.00 0.01 86.14 Average: 1 16.71 0.00 1.64 0.64 0.01 80.99 Average: 2 18.62 0.00 2.18 0.93 0.01 78.27 Average: 3 17.37 0.00 1.67 0.57 0.01 80.38 Average: 4 17.74 0.00 2.07 0.80 0.01 79.38 Average: 5 14.94 0.00 2.05 0.66 0.01 82.34 Average: 6 13.62 0.00 1.44 0.98 0.01 83.95 Average: 7 18.48 0.00 2.05 0.98 0.01 78.48