---> uname -a: Linux prd-centos8-docker-8c-8g-15990.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 28447 19 2437 30436 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:6c:87:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe6c:87aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:50:e3:f1 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) 11/28/2025 _x86_64_ (8 CPU) 05:17:20 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 151.78 1.95 149.83 284.04 10168.99 05:20:01 AM 163.40 2.60 160.80 942.22 8121.36 05:21:01 AM 64.71 0.55 64.16 29.59 6027.86 Average: 126.63 1.70 124.93 418.62 8106.07 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28581492 30338760 4074220 12.48 2688 2074312 2804060 8.32 154076 3456076 108404 05:20:01 AM 27347488 29330860 5308224 16.26 2688 2293656 3592484 10.66 221600 4589868 112456 05:21:01 AM 29096008 31129776 3559704 10.90 2688 2342040 1515368 4.50 405592 2658264 33856 Average: 28341663 30266465 4314049 13.21 2688 2236669 2637304 7.82 260423 3568069 84905 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 174.79 147.92 1303.40 52.39 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 244.95 200.25 2223.20 38.00 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 193.70 191.17 543.16 175.67 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 204.48 179.78 1356.59 88.69 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) 11/28/2025 _x86_64_ (8 CPU) 05:17:20 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 12.13 0.00 0.95 0.42 0.06 86.44 05:19:01 AM 0 8.67 0.00 0.25 0.02 0.07 90.99 05:19:01 AM 1 8.62 0.00 0.90 0.60 0.08 89.79 05:19:01 AM 2 15.98 0.00 2.37 0.53 0.10 81.02 05:19:01 AM 3 24.97 0.00 1.67 0.77 0.07 72.53 05:19:01 AM 4 8.21 0.00 0.70 0.30 0.05 90.74 05:19:01 AM 5 17.58 0.00 0.60 0.28 0.03 81.50 05:19:01 AM 6 6.52 0.00 0.53 0.22 0.03 92.69 05:19:01 AM 7 6.49 0.00 0.57 0.65 0.07 92.23 05:20:01 AM all 42.73 0.00 1.52 0.44 0.10 55.21 05:20:01 AM 0 50.46 0.00 1.79 0.32 0.12 47.32 05:20:01 AM 1 35.60 0.00 1.47 0.50 0.10 62.33 05:20:01 AM 2 44.97 0.00 1.70 0.32 0.12 52.89 05:20:01 AM 3 42.00 0.00 1.52 0.47 0.10 55.91 05:20:01 AM 4 37.31 0.00 1.67 0.38 0.10 60.54 05:20:01 AM 5 52.46 0.00 1.75 0.73 0.12 44.93 05:20:01 AM 6 50.70 0.00 1.04 0.17 0.10 48.00 05:20:01 AM 7 28.29 0.00 1.24 0.60 0.08 69.78 05:21:01 AM all 19.24 0.00 1.31 0.16 0.06 79.23 05:21:01 AM 0 12.54 0.00 1.15 0.15 0.07 86.09 05:21:01 AM 1 18.89 0.00 1.79 0.20 0.07 79.05 05:21:01 AM 2 19.68 0.00 1.55 0.08 0.05 78.63 05:21:01 AM 3 29.80 0.00 1.47 0.07 0.07 68.60 05:21:01 AM 4 18.62 0.00 1.29 0.38 0.05 79.66 05:21:01 AM 5 21.29 0.00 1.12 0.30 0.07 77.22 05:21:01 AM 6 13.27 0.00 0.97 0.02 0.07 85.68 05:21:01 AM 7 19.80 0.00 1.17 0.07 0.05 78.91 Average: all 24.69 0.00 1.26 0.34 0.08 73.63 Average: 0 23.87 0.00 1.06 0.16 0.08 74.82 Average: 1 21.05 0.00 1.39 0.43 0.08 77.05 Average: 2 26.87 0.00 1.88 0.31 0.09 70.85 Average: 3 32.25 0.00 1.55 0.43 0.08 65.68 Average: 4 21.37 0.00 1.22 0.36 0.07 76.99 Average: 5 30.44 0.00 1.16 0.44 0.07 67.89 Average: 6 23.49 0.00 0.85 0.13 0.07 75.46 Average: 7 18.19 0.00 0.99 0.44 0.07 80.32