---> uname -a: Linux prd-centos8-docker-8c-8g-16543.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 1058 26997 20 3832 30362 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:cf:b7:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.136/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fecf:b7f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:17:75:59:17 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:fe75:5917/64 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) 08/30/2026 _x86_64_ (8 CPU) 03:37:35 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 244.85 6.78 238.07 1108.96 8137.70 03:40:01 AM 411.58 18.72 392.85 4139.66 17331.98 03:41:01 AM 234.63 2.43 232.19 112.51 14188.75 03:42:01 AM 157.15 2.45 154.71 493.09 40069.18 Average: 262.06 7.60 254.46 1463.68 19932.88 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29447524 31307856 3205848 9.82 2688 2178924 1432628 4.25 139624 2614288 307560 03:40:01 AM 28206296 30461364 4447076 13.62 2688 2563576 2219736 6.59 222576 3719156 168292 03:41:01 AM 26588368 29739212 6065004 18.57 2688 3447404 2596640 7.70 485980 5028276 693640 03:42:01 AM 27651100 31098756 5002272 15.32 2688 3738480 1520592 4.51 833772 3600724 84436 Average: 27973322 30651797 4680050 14.33 2688 2982096 1942399 5.76 420488 3740611 313482 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 144.45 97.28 1675.34 17.49 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 374.68 346.56 4061.79 73.50 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 452.97 405.52 9536.66 49.10 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 293.65 275.41 522.28 2333.83 0.00 0.00 0.00 0.00 03:42:01 AM docker0 21.12 30.68 1.16 309.36 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 316.44 281.19 3948.65 618.55 0.00 0.00 0.00 0.00 Average: docker0 5.28 7.67 0.29 77.35 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) 08/30/2026 _x86_64_ (8 CPU) 03:37:35 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.96 0.00 1.15 0.60 0.01 88.29 03:39:01 AM 0 2.42 0.00 0.62 0.40 0.00 96.56 03:39:01 AM 1 15.84 0.00 2.69 2.64 0.00 78.83 03:39:01 AM 2 32.23 0.00 2.49 0.60 0.02 64.67 03:39:01 AM 3 0.87 0.00 0.38 0.17 0.00 98.58 03:39:01 AM 4 19.68 0.00 1.49 0.33 0.00 78.50 03:39:01 AM 5 4.59 0.00 0.80 0.18 0.02 94.40 03:39:01 AM 6 1.52 0.00 0.40 0.32 0.02 97.74 03:39:01 AM 7 2.49 0.00 0.33 0.13 0.00 97.05 03:40:01 AM all 19.96 0.00 1.71 1.79 0.01 76.53 03:40:01 AM 0 17.62 0.00 1.09 0.62 0.02 80.66 03:40:01 AM 1 21.04 0.00 1.99 1.84 0.02 75.11 03:40:01 AM 2 24.23 0.00 2.23 3.60 0.02 69.92 03:40:01 AM 3 15.07 0.00 2.01 1.99 0.02 80.91 03:40:01 AM 4 19.93 0.00 1.79 1.22 0.02 77.05 03:40:01 AM 5 26.74 0.00 0.79 0.18 0.00 72.28 03:40:01 AM 6 21.21 0.00 1.42 0.52 0.02 76.84 03:40:01 AM 7 13.78 0.00 2.34 4.35 0.02 79.51 03:41:01 AM all 27.94 0.00 2.21 0.57 0.02 69.27 03:41:01 AM 0 31.18 0.00 1.86 0.45 0.02 66.48 03:41:01 AM 1 23.80 0.00 2.27 0.54 0.02 73.38 03:41:01 AM 2 26.12 0.00 2.58 0.71 0.02 70.58 03:41:01 AM 3 30.59 0.00 2.98 1.14 0.03 65.25 03:41:01 AM 4 32.55 0.00 1.87 0.40 0.02 65.17 03:41:01 AM 5 38.22 0.00 2.82 0.32 0.03 58.61 03:41:01 AM 6 28.10 0.00 1.68 0.66 0.02 69.55 03:41:01 AM 7 12.89 0.00 1.59 0.34 0.00 85.19 03:42:01 AM all 11.87 0.00 2.74 0.65 0.01 84.73 03:42:01 AM 0 14.78 0.00 3.60 0.49 0.02 81.12 03:42:01 AM 1 22.10 0.00 3.40 1.01 0.02 73.48 03:42:01 AM 2 6.37 0.00 2.28 0.89 0.00 90.46 03:42:01 AM 3 19.40 0.00 2.79 0.82 0.02 76.98 03:42:01 AM 4 11.33 0.00 2.63 0.77 0.02 85.26 03:42:01 AM 5 9.87 0.00 2.55 0.22 0.00 87.37 03:42:01 AM 6 4.46 0.00 2.61 0.54 0.00 92.40 03:42:01 AM 7 6.65 0.00 2.03 0.50 0.02 90.80 Average: all 17.42 0.00 1.95 0.90 0.01 79.72 Average: 0 16.48 0.00 1.79 0.49 0.01 81.22 Average: 1 20.69 0.00 2.59 1.51 0.01 75.20 Average: 2 22.25 0.00 2.39 1.45 0.01 73.89 Average: 3 16.45 0.00 2.04 1.03 0.02 80.46 Average: 4 20.86 0.00 1.94 0.68 0.01 76.50 Average: 5 19.83 0.00 1.74 0.23 0.01 78.19 Average: 6 13.81 0.00 1.53 0.51 0.01 84.14 Average: 7 8.94 0.00 1.57 1.33 0.01 88.16