---> uname -a: Linux prd-centos8-docker-8c-8g-12.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1016 26750 19 4123 30421 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:ff:68:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.105/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:feff:6816/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:27:13:a4 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) 12/16/2025 _x86_64_ (8 CPU) 04:45:52 LINUX RESTART (8 CPU) 04:46:01 AM tps rtps wtps bread/s bwrtn/s 04:47:01 AM 112.16 73.61 38.55 9486.20 37587.32 04:48:01 AM 246.33 11.11 235.22 1430.86 6721.59 04:49:01 AM 256.85 16.96 239.89 3270.64 12227.44 Average: 205.11 33.89 171.22 4729.23 18845.45 04:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:47:01 AM 30291332 31611288 2364380 7.24 2688 1660732 1305312 3.87 114824 1887380 10976 04:48:01 AM 29601188 31263236 3054524 9.35 2688 1985724 1417396 4.21 141248 2486384 182432 04:49:01 AM 27317504 30786440 5338208 16.35 2688 3778068 1755848 5.21 176488 4667928 1604372 Average: 29070008 31220321 3585704 10.98 2688 2474841 1492852 4.43 144187 3013897 599260 04:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 AM eth0 89.85 79.37 341.87 16.35 0.00 0.00 0.00 0.00 04:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM eth0 191.09 149.68 1434.24 45.47 0.00 0.00 0.00 0.00 04:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM eth0 651.97 446.68 12865.93 87.56 0.00 0.00 0.00 0.00 04:49:01 AM docker0 0.00 0.00 0.00 0.00 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 310.97 225.25 4880.68 49.79 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) 12/16/2025 _x86_64_ (8 CPU) 04:45:52 LINUX RESTART (8 CPU) 04:46:01 AM CPU %user %nice %system %iowait %steal %idle 04:47:01 AM all 4.99 0.00 1.67 3.21 0.04 90.10 04:47:01 AM 0 4.62 0.00 1.52 3.96 0.03 89.86 04:47:01 AM 1 4.79 0.00 2.07 1.32 0.03 91.78 04:47:01 AM 2 5.08 0.00 1.71 0.70 0.05 92.46 04:47:01 AM 3 4.09 0.00 1.49 0.27 0.03 94.12 04:47:01 AM 4 4.62 0.00 2.47 11.91 0.02 80.98 04:47:01 AM 5 4.80 0.00 1.47 6.22 0.07 87.44 04:47:01 AM 6 6.37 0.00 1.27 0.80 0.02 91.54 04:47:01 AM 7 5.56 0.02 1.35 0.45 0.03 92.59 04:48:01 AM all 9.26 0.00 1.13 0.62 0.04 88.96 04:48:01 AM 0 1.79 0.00 0.45 0.08 0.05 97.63 04:48:01 AM 1 10.04 0.00 2.10 2.82 0.03 85.00 04:48:01 AM 2 17.94 0.00 1.47 0.65 0.03 79.90 04:48:01 AM 3 26.47 0.00 2.37 0.63 0.05 70.48 04:48:01 AM 4 2.41 0.00 0.92 0.13 0.05 96.49 04:48:01 AM 5 3.25 0.00 0.47 0.18 0.05 96.05 04:48:01 AM 6 8.99 0.00 0.55 0.22 0.05 90.19 04:48:01 AM 7 3.17 0.00 0.70 0.20 0.03 95.89 04:49:01 AM all 12.68 0.00 1.33 1.01 0.06 84.92 04:49:01 AM 0 7.93 0.00 0.97 0.62 0.07 90.42 04:49:01 AM 1 23.48 0.00 3.31 1.89 0.07 71.25 04:49:01 AM 2 16.49 0.00 1.81 0.72 0.07 80.91 04:49:01 AM 3 15.71 0.00 1.05 1.87 0.05 81.32 04:49:01 AM 4 8.89 0.00 1.17 1.32 0.07 88.55 04:49:01 AM 5 8.17 0.00 0.85 0.45 0.05 90.47 04:49:01 AM 6 12.98 0.00 0.79 0.40 0.08 85.75 04:49:01 AM 7 7.77 0.00 0.72 0.77 0.07 90.67 Average: all 8.97 0.00 1.38 1.61 0.05 87.99 Average: 0 4.78 0.00 0.98 1.55 0.05 92.64 Average: 1 12.77 0.00 2.50 2.01 0.04 82.68 Average: 2 13.17 0.00 1.66 0.69 0.05 84.43 Average: 3 15.42 0.00 1.64 0.92 0.04 81.98 Average: 4 5.31 0.00 1.52 4.46 0.04 88.67 Average: 5 5.41 0.00 0.93 2.29 0.06 91.32 Average: 6 9.44 0.00 0.87 0.47 0.05 89.16 Average: 7 5.50 0.01 0.92 0.47 0.04 93.05