---> uname -a: Linux prd-centos8-docker-8c-8g-4427.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 1071 26976 19 3839 30350 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:a8:c5:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fea8:c575/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:92:b9:b5 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::42:4aff:fe92:b9b5/64 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) 05/28/2026 _x86_64_ (8 CPU) 03:38:31 LINUX RESTART (8 CPU) 03:39:02 AM tps rtps wtps bread/s bwrtn/s 03:40:00 AM 228.16 10.45 217.72 1567.05 8444.48 03:40:01 AM 0.00 0.00 0.00 0.00 0.00 03:41:01 AM 374.05 14.35 359.71 3062.82 17423.73 03:42:01 AM 232.41 6.05 226.36 1201.00 13483.64 03:43:01 AM 175.03 3.85 171.18 507.35 38736.20 Average: 251.99 8.64 243.35 1581.00 19550.42 03:39:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:00 AM 29478692 31312308 3174680 9.72 2688 2151436 1371500 4.07 141928 2584564 298000 03:40:01 AM 29445872 31313684 3207500 9.82 2688 2185544 1388176 4.12 142024 2617220 331916 03:41:01 AM 28503764 30690672 4149608 12.71 2688 2495764 1841660 5.46 213844 3438176 139812 03:42:01 AM 27315652 29938580 5337720 16.35 2688 2924276 2371208 7.04 422788 4382892 182264 03:43:01 AM 27639796 31099232 5013576 15.35 2688 3749456 1508164 4.48 831928 3613640 156476 Average: 28476755 30870895 4176617 12.79 2688 2701295 1696142 5.03 350502 3327298 221694 03:39:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:00 AM eth0 248.29 160.07 2008.83 42.19 0.00 0.00 0.00 0.00 03:40:00 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 157.41 101.85 127.68 66.37 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 366.61 322.30 3399.22 66.26 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 485.47 391.22 6210.49 50.08 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 417.69 375.13 4512.38 2341.43 0.00 0.00 0.00 0.00 03:43:01 AM docker0 22.31 33.23 1.22 309.11 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 379.86 312.68 4036.90 627.60 0.00 0.00 0.00 0.00 Average: docker0 5.60 8.34 0.31 77.62 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) 05/28/2026 _x86_64_ (8 CPU) 03:38:31 LINUX RESTART (8 CPU) 03:39:02 AM CPU %user %nice %system %iowait %steal %idle 03:40:00 AM all 10.99 0.00 1.22 0.67 0.04 87.08 03:40:00 AM 0 5.31 0.00 0.38 0.15 0.05 94.11 03:40:00 AM 1 4.50 0.00 0.77 0.72 0.05 93.95 03:40:00 AM 2 32.06 0.00 2.48 0.53 0.05 64.87 03:40:00 AM 3 19.27 0.00 1.61 0.67 0.03 78.42 03:40:00 AM 4 3.53 0.00 0.63 0.29 0.03 95.51 03:40:00 AM 5 2.18 0.00 0.50 0.07 0.03 97.22 03:40:00 AM 6 5.69 0.00 0.79 0.26 0.05 93.21 03:40:00 AM 7 15.34 0.00 2.59 2.70 0.03 79.33 03:40:01 AM all 11.50 0.00 3.99 0.00 0.00 84.51 03:40:01 AM 0 3.85 0.00 11.54 0.00 0.00 84.62 03:40:01 AM 1 3.70 0.00 1.85 0.00 0.00 94.44 03:40:01 AM 2 1.89 0.00 1.89 0.00 0.00 96.23 03:40:01 AM 3 75.47 0.00 7.55 0.00 0.00 16.98 03:40:01 AM 4 3.70 0.00 3.70 0.00 0.00 92.59 03:40:01 AM 5 0.00 0.00 0.00 0.00 0.00 100.00 03:40:01 AM 6 1.85 0.00 1.85 0.00 0.00 96.30 03:40:01 AM 7 1.89 0.00 3.77 0.00 0.00 94.34 03:41:01 AM all 15.21 0.00 1.40 1.69 0.07 81.63 03:41:01 AM 0 16.04 0.00 1.05 1.50 0.07 81.34 03:41:01 AM 1 14.13 0.00 2.22 3.41 0.07 80.17 03:41:01 AM 2 12.03 0.00 1.12 1.25 0.08 85.51 03:41:01 AM 3 21.78 0.00 1.94 1.67 0.08 74.52 03:41:01 AM 4 9.57 0.00 1.86 2.75 0.08 85.74 03:41:01 AM 5 18.47 0.00 0.60 0.08 0.05 80.80 03:41:01 AM 6 16.63 0.00 1.52 2.12 0.07 79.66 03:41:01 AM 7 13.04 0.00 0.87 0.72 0.07 85.30 03:42:01 AM all 27.53 0.00 1.48 1.58 0.08 69.33 03:42:01 AM 0 41.07 0.00 1.65 0.70 0.08 56.49 03:42:01 AM 1 18.93 0.00 2.14 3.05 0.08 75.79 03:42:01 AM 2 15.62 0.00 1.29 1.11 0.07 81.91 03:42:01 AM 3 32.37 0.00 1.36 1.15 0.07 65.05 03:42:01 AM 4 21.56 0.00 1.34 0.80 0.08 76.21 03:42:01 AM 5 30.05 0.00 1.62 1.00 0.08 67.24 03:42:01 AM 6 22.12 0.00 1.48 4.16 0.08 72.16 03:42:01 AM 7 38.43 0.00 0.97 0.64 0.07 59.89 03:43:01 AM all 10.50 0.00 2.58 2.00 0.06 84.86 03:43:01 AM 0 7.49 0.00 2.13 1.68 0.07 88.64 03:43:01 AM 1 8.99 0.00 2.05 0.74 0.05 88.17 03:43:01 AM 2 9.76 0.00 3.05 1.90 0.07 85.22 03:43:01 AM 3 10.86 0.00 2.26 1.14 0.07 85.67 03:43:01 AM 4 10.54 0.00 2.72 2.12 0.07 84.55 03:43:01 AM 5 20.46 0.00 3.14 1.44 0.07 74.89 03:43:01 AM 6 8.56 0.00 3.19 5.27 0.05 82.93 03:43:01 AM 7 7.37 0.00 2.11 1.68 0.07 88.77 Average: all 16.08 0.00 1.68 1.48 0.06 80.69 Average: 0 17.53 0.00 1.33 1.01 0.07 80.06 Average: 1 11.66 0.00 1.80 1.98 0.06 84.49 Average: 2 17.26 0.00 1.98 1.20 0.07 79.49 Average: 3 21.21 0.00 1.81 1.16 0.06 75.76 Average: 4 11.33 0.00 1.65 1.49 0.07 85.46 Average: 5 17.84 0.00 1.47 0.65 0.06 79.98 Average: 6 13.27 0.00 1.75 2.96 0.06 81.96 Average: 7 18.53 0.00 1.63 1.42 0.06 78.35