---> uname -a: Linux prd-centos8-docker-8c-8g-16185.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: 2799.998 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 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 995 28457 19 2437 30447 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:bb:97:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.230/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:febb:9708/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2b:ca:b3:89 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) 11/29/2025 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:03 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 128.49 1.79 126.70 281.83 9145.73 05:20:01 AM 174.64 2.98 171.66 970.34 8800.35 05:21:01 AM 71.17 0.57 70.60 26.13 5497.32 Average: 124.73 1.78 122.95 427.75 7799.64 05:18:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29538744 31279216 3116968 9.54 2688 2059516 1390024 4.12 146080 2517580 126544 05:20:01 AM 27097384 29025532 5558328 17.02 2688 2239740 3717468 11.03 212384 4852248 69868 05:21:01 AM 29154628 31179432 3501084 10.72 2688 2332860 1473932 4.37 234624 2770000 57232 Average: 28596919 30494727 4058793 12.43 2688 2210705 2193808 6.51 197696 3379943 84548 05:18:03 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 121.42 93.90 1219.55 37.55 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 220.73 197.82 1933.74 42.32 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 171.34 166.81 802.75 158.80 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 171.72 153.50 1319.82 80.02 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) 11/29/2025 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:03 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.99 0.00 0.97 0.46 0.06 89.52 05:19:01 AM 0 8.77 0.00 1.00 0.69 0.09 89.45 05:19:01 AM 1 9.59 0.00 1.56 0.99 0.07 87.80 05:19:01 AM 2 12.23 0.00 0.95 0.59 0.09 86.14 05:19:01 AM 3 2.72 0.00 0.43 0.35 0.09 96.42 05:19:01 AM 4 11.14 0.00 1.16 0.09 0.05 87.56 05:19:01 AM 5 7.28 0.00 0.57 0.45 0.03 91.67 05:19:01 AM 6 8.75 0.00 0.97 0.19 0.05 90.04 05:19:01 AM 7 11.45 0.00 1.09 0.35 0.03 87.08 05:20:01 AM all 37.45 0.00 1.57 0.64 0.11 60.23 05:20:01 AM 0 48.04 0.00 1.56 0.70 0.12 49.58 05:20:01 AM 1 39.53 0.00 2.31 1.05 0.13 56.98 05:20:01 AM 2 27.46 0.00 1.79 0.69 0.10 69.96 05:20:01 AM 3 30.52 0.00 1.34 0.32 0.10 67.73 05:20:01 AM 4 33.92 0.00 1.82 0.67 0.12 63.47 05:20:01 AM 5 51.47 0.00 1.42 1.05 0.10 45.95 05:20:01 AM 6 31.98 0.00 1.39 0.30 0.12 66.22 05:20:01 AM 7 36.65 0.00 0.94 0.32 0.10 62.00 05:21:01 AM all 33.34 0.00 1.63 0.19 0.10 64.75 05:21:01 AM 0 31.25 0.00 1.14 0.02 0.10 67.50 05:21:01 AM 1 46.24 0.00 1.80 0.43 0.10 51.42 05:21:01 AM 2 31.10 0.00 2.03 0.30 0.12 66.46 05:21:01 AM 3 24.02 0.00 1.72 0.28 0.08 73.89 05:21:01 AM 4 32.48 0.00 1.89 0.13 0.10 65.39 05:21:01 AM 5 35.90 0.00 1.52 0.15 0.10 62.33 05:21:01 AM 6 30.91 0.00 1.39 0.12 0.12 67.46 05:21:01 AM 7 34.77 0.00 1.54 0.05 0.08 63.56 Average: all 26.78 0.00 1.39 0.43 0.09 71.31 Average: 0 29.57 0.00 1.23 0.47 0.10 68.63 Average: 1 32.04 0.00 1.89 0.82 0.10 65.14 Average: 2 23.72 0.00 1.60 0.52 0.10 74.06 Average: 3 19.27 0.00 1.17 0.32 0.09 79.15 Average: 4 26.00 0.00 1.63 0.30 0.09 71.98 Average: 5 31.81 0.00 1.18 0.55 0.08 66.39 Average: 6 24.04 0.00 1.25 0.20 0.10 74.41 Average: 7 27.80 0.00 1.19 0.24 0.07 70.71