---> uname -a: Linux prd-centos8-docker-8c-8g-243.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1045 27279 19 3564 30384 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:04:e9:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.13/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe04:e907/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:48:db:79:30 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 inet6 fe80::42:48ff:fedb:7930/64 scope link 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) 12/20/2025 _x86_64_ (8 CPU) 03:37:26 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 139.63 14.66 124.97 3255.71 9111.69 03:40:01 AM 403.42 5.00 398.42 1168.87 11424.83 03:41:01 AM 277.19 3.15 274.04 559.41 47415.58 Average: 274.15 7.56 266.59 1652.45 22726.94 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29310316 31143340 3345396 10.24 2688 2152072 2002492 5.94 153120 2738800 128276 03:40:01 AM 28051360 30268136 4604352 14.10 2688 2527464 2141832 6.35 252500 3860708 239472 03:41:01 AM 26432880 29602988 6222832 19.06 2688 3466084 2755660 8.18 632988 5043328 66724 Average: 27931519 30338155 4724193 14.47 2688 2715207 2299995 6.82 346203 3880945 144824 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 119.26 91.24 1206.74 32.60 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 419.23 350.72 5365.44 48.67 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 538.57 433.92 7371.22 900.51 0.00 0.00 0.00 0.00 03:41:01 AM docker0 8.81 12.68 0.52 307.65 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 360.36 293.08 4666.98 328.92 0.00 0.00 0.00 0.00 Average: docker0 2.95 4.25 0.17 103.13 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) 12/20/2025 _x86_64_ (8 CPU) 03:37:26 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.35 0.00 0.92 0.40 0.05 89.28 03:39:01 AM 0 7.20 0.00 0.76 0.14 0.05 91.85 03:39:01 AM 1 9.99 0.00 0.72 0.75 0.05 88.49 03:39:01 AM 2 20.65 0.00 2.03 1.01 0.07 76.24 03:39:01 AM 3 6.37 0.00 0.80 0.31 0.03 92.48 03:39:01 AM 4 17.09 0.00 1.74 0.58 0.05 80.55 03:39:01 AM 5 7.44 0.00 0.63 0.17 0.05 91.71 03:39:01 AM 6 2.18 0.00 0.24 0.14 0.03 97.41 03:39:01 AM 7 3.88 0.00 0.46 0.15 0.03 95.48 03:40:01 AM all 23.35 0.00 1.52 1.05 0.09 73.99 03:40:01 AM 0 18.49 0.00 2.02 1.15 0.10 78.24 03:40:01 AM 1 22.07 0.00 1.56 0.90 0.08 75.38 03:40:01 AM 2 15.99 0.00 1.54 1.76 0.08 80.62 03:40:01 AM 3 20.78 0.00 1.12 0.52 0.08 77.50 03:40:01 AM 4 34.87 0.00 1.52 1.21 0.10 62.30 03:40:01 AM 5 17.20 0.00 1.67 1.97 0.08 79.07 03:40:01 AM 6 35.70 0.00 1.25 0.32 0.08 62.65 03:40:01 AM 7 21.71 0.00 1.46 0.57 0.10 76.16 03:41:01 AM all 19.70 0.00 3.25 1.39 0.09 75.57 03:41:01 AM 0 28.42 0.00 3.67 2.79 0.12 65.01 03:41:01 AM 1 14.99 0.00 3.22 1.65 0.08 80.06 03:41:01 AM 2 17.76 0.00 3.49 3.88 0.10 74.78 03:41:01 AM 3 21.91 0.00 3.13 0.77 0.10 74.09 03:41:01 AM 4 18.41 0.00 2.43 0.49 0.08 78.59 03:41:01 AM 5 19.12 0.00 2.43 0.15 0.08 78.22 03:41:01 AM 6 10.95 0.00 2.93 0.51 0.08 85.53 03:41:01 AM 7 26.05 0.00 4.67 0.91 0.07 68.31 Average: all 17.51 0.00 1.90 0.95 0.08 79.56 Average: 0 18.06 0.00 2.16 1.36 0.09 78.33 Average: 1 15.72 0.00 1.84 1.10 0.07 81.27 Average: 2 18.12 0.00 2.35 2.22 0.08 77.23 Average: 3 16.41 0.00 1.69 0.53 0.07 81.30 Average: 4 23.49 0.00 1.90 0.76 0.08 73.77 Average: 5 14.63 0.00 1.58 0.77 0.07 82.95 Average: 6 16.37 0.00 1.48 0.32 0.07 81.76 Average: 7 17.27 0.00 2.20 0.54 0.07 79.92