---> uname -a: Linux prd-centos8-docker-8c-8g-18691.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 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 1080 27225 20 3581 30344 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:78:0a:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.213/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86007sec preferred_lft 86007sec inet6 fe80::f816:3eff:fe78:a02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d4:c4:a3:ba 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:d4ff:fec4:a3ba/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) 09/08/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 41.66 0.34 41.32 33.07 2692.24 03:40:01 AM 37.56 0.00 37.56 0.00 3222.68 03:41:01 AM 153.82 14.60 139.23 3223.33 12821.45 03:42:01 AM 306.56 2.58 303.98 791.20 8276.42 03:43:01 AM 201.20 3.82 197.38 416.33 12457.57 Average: 148.52 4.28 144.24 895.63 7911.31 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29762156 31232484 2891216 8.85 2688 1806740 1509600 4.48 138648 2364580 7864 03:40:01 AM 29646724 31270672 3006648 9.21 2688 1951440 1424396 4.23 138744 2446216 136528 03:41:01 AM 28997436 30984440 3655936 11.20 2688 2303224 1616008 4.79 160672 3018456 83072 03:42:01 AM 28420036 30658296 4233336 12.96 2688 2547236 1776448 5.27 218540 3512492 145364 03:43:01 AM 27407500 29998284 5245872 16.07 2688 2893188 2267576 6.73 418204 4299520 154596 Average: 28846770 30828835 3806602 11.66 2688 2300366 1718806 5.10 214962 3128253 105485 03:38:02 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 118.32 86.07 226.11 9.11 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 267.14 171.72 583.27 12.52 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 242.24 188.45 1254.23 41.78 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 428.01 368.26 3471.18 46.39 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 473.14 375.80 5243.57 46.42 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 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 306.39 238.57 2162.10 31.32 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) 09/08/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 2.49 0.00 0.21 0.12 0.00 97.19 03:39:01 AM 0 4.29 0.00 0.41 0.10 0.00 95.20 03:39:01 AM 1 3.94 0.00 0.31 0.17 0.00 95.59 03:39:01 AM 2 0.15 0.00 0.14 0.17 0.00 99.54 03:39:01 AM 3 7.31 0.00 0.37 0.14 0.00 92.18 03:39:01 AM 4 0.39 0.00 0.05 0.02 0.00 99.54 03:39:01 AM 5 0.10 0.00 0.03 0.00 0.02 99.85 03:39:01 AM 6 3.00 0.00 0.20 0.12 0.00 96.68 03:39:01 AM 7 0.71 0.00 0.14 0.22 0.00 98.93 03:40:01 AM all 2.22 0.00 0.33 0.16 0.00 97.29 03:40:01 AM 0 0.02 0.00 0.03 0.00 0.00 99.95 03:40:01 AM 1 6.15 0.00 0.89 0.75 0.02 92.20 03:40:01 AM 2 0.38 0.00 0.13 0.13 0.00 99.35 03:40:01 AM 3 7.05 0.00 0.83 0.07 0.00 92.04 03:40:01 AM 4 0.03 0.00 0.12 0.17 0.00 99.68 03:40:01 AM 5 3.47 0.00 0.50 0.13 0.00 95.90 03:40:01 AM 6 0.05 0.00 0.02 0.00 0.00 99.93 03:40:01 AM 7 0.60 0.00 0.15 0.00 0.02 99.23 03:41:01 AM all 8.66 0.00 0.89 0.49 0.02 89.94 03:41:01 AM 0 6.85 0.00 0.52 0.23 0.02 92.38 03:41:01 AM 1 12.50 0.00 1.45 0.20 0.02 85.83 03:41:01 AM 2 2.22 0.00 0.59 0.32 0.02 96.86 03:41:01 AM 3 19.01 0.00 1.14 1.29 0.02 78.55 03:41:01 AM 4 5.17 0.00 0.92 0.69 0.02 93.21 03:41:01 AM 5 13.30 0.00 1.14 0.37 0.02 85.18 03:41:01 AM 6 4.64 0.00 0.50 0.20 0.02 94.64 03:41:01 AM 7 5.59 0.00 0.90 0.62 0.02 92.87 03:42:01 AM all 13.05 0.00 1.14 0.83 0.01 84.96 03:42:01 AM 0 12.27 0.00 1.98 2.88 0.02 82.86 03:42:01 AM 1 14.37 0.00 1.17 0.87 0.00 83.59 03:42:01 AM 2 13.23 0.00 0.75 0.42 0.02 85.59 03:42:01 AM 3 9.74 0.00 1.37 1.01 0.00 87.88 03:42:01 AM 4 15.41 0.00 1.00 0.25 0.02 83.32 03:42:01 AM 5 6.58 0.00 0.94 0.42 0.02 92.05 03:42:01 AM 6 21.07 0.00 0.85 0.20 0.02 77.86 03:42:01 AM 7 11.69 0.00 1.09 0.62 0.00 86.61 03:43:01 AM all 24.44 0.00 1.53 0.76 0.01 73.25 03:43:01 AM 0 21.00 0.00 1.46 0.55 0.02 76.97 03:43:01 AM 1 28.40 0.00 1.89 2.62 0.02 67.07 03:43:01 AM 2 30.46 0.00 1.56 0.39 0.02 67.58 03:43:01 AM 3 24.71 0.00 1.42 0.47 0.02 73.38 03:43:01 AM 4 15.79 0.00 1.73 0.70 0.02 81.76 03:43:01 AM 5 26.17 0.00 1.71 1.12 0.00 70.99 03:43:01 AM 6 28.60 0.00 1.14 0.05 0.02 70.19 03:43:01 AM 7 20.43 0.00 1.36 0.15 0.02 78.05 Average: all 10.18 0.00 0.82 0.47 0.01 88.51 Average: 0 8.88 0.00 0.88 0.76 0.01 89.47 Average: 1 13.09 0.00 1.14 0.92 0.01 84.84 Average: 2 9.30 0.00 0.63 0.29 0.01 89.77 Average: 3 13.58 0.00 1.03 0.59 0.01 84.79 Average: 4 7.37 0.00 0.76 0.37 0.01 91.49 Average: 5 9.94 0.00 0.87 0.41 0.01 88.77 Average: 6 11.48 0.00 0.54 0.11 0.01 87.85 Average: 7 7.82 0.00 0.73 0.32 0.01 91.12