---> uname -a: Linux prd-centos8-docker-8c-8g-3353.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 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 1062 26993 19 3831 30360 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:1a:88:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.229/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe1a:880d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:a5:e1:9f 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:fbff:fea5:e19f/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) 05/25/2026 _x86_64_ (8 CPU) 03:37:23 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 200.62 14.65 185.97 3223.59 11159.73 03:40:01 AM 486.02 4.83 481.19 1166.61 18401.87 03:41:01 AM 273.08 2.93 270.14 454.78 46062.78 Average: 319.89 7.47 312.42 1615.02 25208.50 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28790728 30823220 3862644 11.83 2688 2347088 1827968 5.42 166024 3226080 269696 03:40:01 AM 27666668 30112068 4986704 15.27 2688 2750520 2338424 6.94 396760 4075392 219488 03:41:01 AM 27676144 31111792 4977228 15.24 2688 3726556 1533512 4.55 652832 3758896 133612 Average: 28044513 30682360 4608859 14.11 2688 2941388 1899968 5.64 405205 3686789 207599 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 222.76 177.22 2682.71 46.18 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 443.23 374.55 5767.62 53.91 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 586.35 479.59 7112.65 1368.85 0.00 0.00 0.00 0.00 03:41:01 AM docker0 28.14 40.72 1.54 309.66 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 417.45 343.79 5187.63 489.67 0.00 0.00 0.00 0.00 Average: docker0 9.38 13.57 0.51 103.23 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) 05/25/2026 _x86_64_ (8 CPU) 03:37:23 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.48 0.00 1.13 0.56 0.06 85.77 03:39:01 AM 0 8.19 0.00 0.97 0.60 0.08 90.16 03:39:01 AM 1 8.75 0.00 0.90 0.54 0.08 89.72 03:39:01 AM 2 24.68 0.00 2.17 0.64 0.07 72.44 03:39:01 AM 3 6.33 0.00 0.65 0.37 0.07 92.59 03:39:01 AM 4 14.93 0.00 1.70 0.18 0.05 83.13 03:39:01 AM 5 10.71 0.00 1.00 0.89 0.05 87.35 03:39:01 AM 6 9.85 0.00 1.17 1.05 0.05 87.88 03:39:01 AM 7 16.36 0.00 0.50 0.20 0.05 82.89 03:40:01 AM all 28.77 0.00 1.68 1.21 0.08 68.25 03:40:01 AM 0 25.83 0.00 1.42 1.37 0.08 71.29 03:40:01 AM 1 25.55 0.00 1.42 0.47 0.08 72.47 03:40:01 AM 2 42.91 0.00 1.19 0.52 0.08 55.30 03:40:01 AM 3 28.90 0.00 1.88 0.94 0.07 68.22 03:40:01 AM 4 21.24 0.00 1.78 0.96 0.08 75.94 03:40:01 AM 5 25.49 0.00 1.47 0.35 0.08 72.61 03:40:01 AM 6 20.10 0.00 1.41 1.02 0.10 77.37 03:40:01 AM 7 40.17 0.00 2.89 4.10 0.08 52.76 03:41:01 AM all 15.71 0.00 2.75 0.91 0.08 80.55 03:41:01 AM 0 15.35 0.00 2.91 0.34 0.08 81.32 03:41:01 AM 1 11.35 0.00 2.50 1.02 0.08 85.04 03:41:01 AM 2 10.16 0.00 2.61 1.63 0.08 85.51 03:41:01 AM 3 20.66 0.00 3.70 1.36 0.08 74.20 03:41:01 AM 4 25.81 0.00 2.45 0.49 0.08 71.17 03:41:01 AM 5 17.16 0.00 2.25 0.89 0.08 79.61 03:41:01 AM 6 8.41 0.00 2.59 0.49 0.07 88.45 03:41:01 AM 7 16.78 0.00 3.00 1.06 0.05 79.11 Average: all 18.98 0.00 1.85 0.89 0.07 78.20 Average: 0 16.45 0.00 1.77 0.77 0.08 80.93 Average: 1 15.22 0.00 1.61 0.68 0.08 82.41 Average: 2 25.94 0.00 1.99 0.93 0.08 71.07 Average: 3 18.60 0.00 2.07 0.89 0.07 78.36 Average: 4 20.65 0.00 1.98 0.54 0.07 76.76 Average: 5 17.78 0.00 1.57 0.71 0.07 79.86 Average: 6 12.79 0.00 1.72 0.85 0.07 84.57 Average: 7 24.42 0.00 2.13 1.78 0.06 71.61