---> uname -a: Linux prd-centos8-docker-4c-4g-3016.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 790 12188 20 2781 14630 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:57:11:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fe57:11de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6d:20:f7:24 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) 10/19/2026 _x86_64_ (4 CPU) 05:30:18 LINUX RESTART (4 CPU) 05:31:01 AM tps rtps wtps bread/s bwrtn/s 05:32:01 AM 125.29 10.76 114.53 1442.19 4995.70 05:33:01 AM 96.45 0.60 95.85 166.64 8985.35 05:34:01 AM 206.91 21.33 185.59 3969.74 12385.79 05:35:01 AM 43.38 0.00 43.38 0.00 7942.93 05:36:01 AM 3.80 0.00 3.80 0.00 341.15 05:37:01 AM 11.61 2.98 8.63 172.77 861.77 Average: 81.24 5.95 75.30 958.63 5918.78 05:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:32:01 AM 13472120 15067272 2667196 16.53 2688 1821400 1158432 6.74 145540 2198696 15864 05:33:01 AM 13125212 15111208 3014104 18.68 2688 2194236 1164960 6.78 147748 2480360 201196 05:34:01 AM 12099580 14387460 4039736 25.03 2688 2489436 1599360 9.31 235452 3380380 58696 05:35:01 AM 10453980 12911108 5685336 35.23 2688 2656992 3071896 17.87 261220 4991016 2268 05:36:01 AM 9671868 12134916 6467448 40.07 2688 2662756 3676344 21.39 262932 5769272 320 05:37:01 AM 12555028 15042804 3584288 22.21 2688 2686352 1143440 6.65 282364 2871196 44 Average: 11896298 14109128 4243018 26.29 2688 2418529 1969072 11.46 222543 3615153 46398 05:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 AM eth0 171.91 106.98 746.61 46.66 0.00 0.00 0.00 0.00 05:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 AM eth0 87.29 61.17 1344.48 8.13 0.00 0.00 0.00 0.00 05:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 AM eth0 240.67 223.33 2530.55 37.76 0.00 0.00 0.00 0.00 05:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 AM eth0 232.01 160.61 2631.72 62.66 0.00 0.00 0.00 0.00 05:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 AM eth0 171.98 117.29 57.94 63.23 0.00 0.00 0.00 0.00 05:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM lo 6.68 6.68 0.80 0.80 0.00 0.00 0.00 0.00 05:37:01 AM eth0 29.81 25.46 48.54 15.09 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.13 0.13 0.00 0.00 0.00 0.00 Average: eth0 155.61 115.81 1226.63 38.92 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) 10/19/2026 _x86_64_ (4 CPU) 05:30:18 LINUX RESTART (4 CPU) 05:31:01 AM CPU %user %nice %system %iowait %steal %idle 05:32:01 AM all 12.31 0.00 1.47 0.72 0.01 85.49 05:32:01 AM 0 8.29 0.00 0.77 0.13 0.00 90.81 05:32:01 AM 1 16.40 0.00 1.92 0.68 0.02 80.98 05:32:01 AM 2 13.61 0.00 2.29 1.76 0.00 82.34 05:32:01 AM 3 10.96 0.00 0.89 0.32 0.02 87.82 05:33:01 AM all 11.37 0.00 1.25 0.50 0.01 86.87 05:33:01 AM 0 1.45 0.00 0.57 0.13 0.00 97.85 05:33:01 AM 1 8.74 0.00 1.24 0.89 0.00 89.14 05:33:01 AM 2 22.20 0.00 2.27 0.32 0.03 75.18 05:33:01 AM 3 13.10 0.00 0.94 0.65 0.00 85.31 05:34:01 AM all 47.01 0.00 2.27 1.14 0.02 49.56 05:34:01 AM 0 49.82 0.00 2.27 1.75 0.02 46.13 05:34:01 AM 1 49.21 0.00 2.32 1.25 0.02 47.20 05:34:01 AM 2 42.75 0.00 2.43 0.84 0.02 53.97 05:34:01 AM 3 46.27 0.00 2.05 0.70 0.03 50.94 05:35:01 AM all 52.03 0.00 1.60 0.21 0.02 46.15 05:35:01 AM 0 37.06 0.00 2.16 0.40 0.00 60.38 05:35:01 AM 1 54.20 0.00 1.32 0.00 0.02 44.46 05:35:01 AM 2 59.99 0.00 1.45 0.00 0.03 38.52 05:35:01 AM 3 56.86 0.00 1.45 0.43 0.02 41.23 05:36:01 AM all 21.13 0.00 1.44 0.02 0.00 77.41 05:36:01 AM 0 15.62 0.00 1.22 0.03 0.00 83.13 05:36:01 AM 1 29.88 0.00 1.30 0.00 0.02 68.80 05:36:01 AM 2 23.38 0.00 1.72 0.00 0.00 74.90 05:36:01 AM 3 15.62 0.00 1.50 0.03 0.00 82.84 05:37:01 AM all 53.44 0.00 1.45 0.06 0.04 45.01 05:37:01 AM 0 48.47 0.00 1.64 0.02 0.03 49.84 05:37:01 AM 1 38.16 0.00 1.67 0.02 0.02 60.14 05:37:01 AM 2 69.34 0.00 1.40 0.17 0.05 29.04 05:37:01 AM 3 57.77 0.00 1.10 0.05 0.05 41.03 Average: all 32.88 0.00 1.58 0.44 0.02 65.08 Average: 0 26.79 0.00 1.44 0.41 0.01 71.35 Average: 1 32.76 0.00 1.63 0.47 0.01 65.12 Average: 2 38.55 0.00 1.93 0.51 0.02 58.99 Average: 3 33.44 0.00 1.32 0.36 0.02 64.86