---> uname -a: Linux prd-centos8-docker-8c-8g-2947.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: 2799.996 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1005 28426 19 2458 30435 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:b0:4a:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.212/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:feb0:4a15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:73:00:b2:6a 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) 01/26/2026 _x86_64_ (8 CPU) 05:18:22 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 171.98 2.92 169.06 346.55 11563.91 05:21:01 AM 188.67 2.50 186.17 950.35 8991.15 05:22:01 AM 70.85 0.95 69.91 43.46 6184.07 Average: 143.84 2.12 141.72 446.81 8913.20 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 29349256 31123812 3306456 10.13 2688 2091388 1999516 5.93 160460 2679740 126136 05:21:01 AM 27498248 29499080 5157464 15.79 2688 2310188 2936188 8.71 223248 4433256 106460 05:22:01 AM 29096552 31151512 3559160 10.90 2688 2361688 1490416 4.42 408600 2649860 28072 Average: 28648019 30591468 4007693 12.27 2688 2254421 2142040 6.36 264103 3254285 86889 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 179.84 157.53 1668.64 50.30 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 247.23 210.51 2373.66 39.55 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 167.26 164.74 351.30 171.28 0.00 0.00 0.00 0.00 05:22:01 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 198.11 177.60 1464.60 87.04 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) 01/26/2026 _x86_64_ (8 CPU) 05:18:22 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 14.72 0.00 1.35 0.51 0.06 83.36 05:20:01 AM 0 10.75 0.00 1.37 0.08 0.07 87.73 05:20:01 AM 1 14.06 0.00 0.94 0.32 0.10 84.59 05:20:01 AM 2 23.94 0.00 2.61 0.79 0.05 72.61 05:20:01 AM 3 20.04 0.00 1.72 0.87 0.07 77.31 05:20:01 AM 4 3.93 0.00 0.92 0.92 0.05 94.18 05:20:01 AM 5 22.41 0.00 1.29 0.42 0.05 75.84 05:20:01 AM 6 8.41 0.00 1.20 0.45 0.03 89.90 05:20:01 AM 7 14.23 0.00 0.72 0.27 0.05 84.73 05:21:01 AM all 42.38 0.00 1.57 0.50 0.10 55.46 05:21:01 AM 0 41.76 0.00 1.77 0.32 0.10 56.05 05:21:01 AM 1 53.02 0.00 1.07 0.48 0.10 45.33 05:21:01 AM 2 29.34 0.00 1.91 0.77 0.12 67.86 05:21:01 AM 3 38.44 0.00 1.17 0.40 0.08 59.91 05:21:01 AM 4 35.00 0.00 1.17 0.45 0.08 63.29 05:21:01 AM 5 41.95 0.00 1.97 0.47 0.10 55.51 05:21:01 AM 6 50.67 0.00 2.11 0.95 0.10 46.17 05:21:01 AM 7 48.84 0.00 1.39 0.13 0.10 49.54 05:22:01 AM all 28.49 0.00 1.60 0.15 0.08 69.67 05:22:01 AM 0 17.30 0.00 1.54 0.18 0.08 80.90 05:22:01 AM 1 27.95 0.00 1.24 0.03 0.10 70.68 05:22:01 AM 2 39.99 0.00 1.55 0.07 0.08 58.31 05:22:01 AM 3 30.80 0.00 1.96 0.05 0.08 67.11 05:22:01 AM 4 29.00 0.00 2.11 0.40 0.07 68.43 05:22:01 AM 5 21.70 0.00 1.35 0.12 0.07 76.77 05:22:01 AM 6 31.75 0.00 1.55 0.27 0.08 66.35 05:22:01 AM 7 29.49 0.00 1.54 0.10 0.10 68.77 Average: all 28.53 0.00 1.51 0.39 0.08 69.50 Average: 0 23.28 0.00 1.56 0.19 0.08 74.89 Average: 1 31.68 0.00 1.08 0.28 0.10 66.86 Average: 2 31.09 0.00 2.02 0.54 0.08 66.26 Average: 3 29.76 0.00 1.61 0.44 0.08 68.11 Average: 4 22.64 0.00 1.40 0.59 0.07 75.30 Average: 5 28.68 0.00 1.54 0.33 0.07 69.38 Average: 6 30.26 0.00 1.62 0.56 0.07 67.49 Average: 7 30.86 0.00 1.21 0.17 0.08 67.68