---> uname -a: Linux prd-centos8-docker-8c-8g-3650.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1002 28427 19 2460 30438 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:b5:fc:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.92/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:feb5:fcbe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:b2:a5:2b 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/07/2026 _x86_64_ (8 CPU) 05:17:33 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 100.33 2.25 98.08 293.05 5869.18 05:20:01 AM 235.14 1.93 233.21 611.13 12833.22 05:21:01 AM 69.93 1.63 68.29 393.87 5497.55 Average: 135.13 1.94 133.19 432.68 8066.53 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29389608 31132048 3266104 10.00 2688 2060528 1997976 5.93 153744 2661956 210996 05:20:01 AM 27668920 29592676 4986792 15.27 2688 2234488 2861172 8.49 209116 4279948 60240 05:21:01 AM 29147804 31196664 3507908 10.74 2688 2356060 1449760 4.30 237204 2767204 48812 Average: 28735444 30640463 3920268 12.00 2688 2217025 2102969 6.24 200021 3236369 106683 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 214.89 164.88 1364.81 45.39 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 211.36 193.45 1996.49 36.26 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 144.09 125.02 1160.03 28.08 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 190.11 161.12 1507.10 36.58 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/07/2026 _x86_64_ (8 CPU) 05:17:33 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.12 0.00 1.00 0.38 0.05 88.45 05:19:01 AM 0 13.62 0.00 1.19 0.17 0.07 84.96 05:19:01 AM 1 4.13 0.00 0.77 0.13 0.07 94.91 05:19:01 AM 2 7.63 0.00 0.75 0.32 0.07 91.23 05:19:01 AM 3 33.66 0.00 3.02 0.60 0.10 62.62 05:19:01 AM 4 5.31 0.00 0.63 0.28 0.03 93.74 05:19:01 AM 5 3.52 0.00 0.43 1.22 0.03 94.79 05:19:01 AM 6 7.78 0.00 0.78 0.12 0.03 91.29 05:19:01 AM 7 5.31 0.00 0.40 0.17 0.03 94.09 05:20:01 AM all 38.57 0.00 1.77 0.78 0.09 58.79 05:20:01 AM 0 51.96 0.00 1.79 0.52 0.10 45.63 05:20:01 AM 1 39.87 0.00 2.29 1.36 0.10 56.38 05:20:01 AM 2 34.96 0.00 2.09 0.84 0.08 62.03 05:20:01 AM 3 46.77 0.00 1.29 0.17 0.08 51.70 05:20:01 AM 4 32.52 0.00 1.44 0.27 0.08 65.69 05:20:01 AM 5 35.59 0.00 1.91 1.02 0.08 61.39 05:20:01 AM 6 33.70 0.00 1.47 1.17 0.07 63.60 05:20:01 AM 7 33.18 0.00 1.87 0.92 0.08 63.95 05:21:01 AM all 35.13 0.00 1.74 0.19 0.09 62.85 05:21:01 AM 0 29.63 0.00 1.75 0.13 0.10 68.38 05:21:01 AM 1 32.35 0.00 2.01 0.28 0.08 65.28 05:21:01 AM 2 37.15 0.00 1.80 0.52 0.08 60.45 05:21:01 AM 3 27.44 0.00 1.07 0.03 0.08 71.38 05:21:01 AM 4 40.13 0.00 2.14 0.13 0.08 57.52 05:21:01 AM 5 33.62 0.00 1.97 0.25 0.08 64.07 05:21:01 AM 6 38.71 0.00 1.52 0.10 0.08 59.59 05:21:01 AM 7 42.03 0.00 1.62 0.10 0.08 56.17 Average: all 27.94 0.00 1.50 0.45 0.08 70.04 Average: 0 31.74 0.00 1.58 0.27 0.09 66.33 Average: 1 25.44 0.00 1.69 0.59 0.08 72.20 Average: 2 26.59 0.00 1.55 0.56 0.08 71.22 Average: 3 35.95 0.00 1.79 0.27 0.09 61.90 Average: 4 25.98 0.00 1.40 0.23 0.07 72.32 Average: 5 24.23 0.00 1.44 0.83 0.07 73.43 Average: 6 26.72 0.00 1.26 0.46 0.06 71.50 Average: 7 26.84 0.00 1.30 0.40 0.07 71.40