---> uname -a: Linux prd-centos8-docker-8c-8g-5873.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 1063 27072 19 3754 30363 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:fb:fb:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.197/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fefb:fb8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:15:d7:8b 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:e8ff:fe15:d78b/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) 04/25/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 193.09 14.89 178.19 3278.75 10940.56 03:40:01 AM 370.57 4.83 365.74 1166.61 14465.17 03:41:01 AM 264.06 2.88 261.18 441.85 41395.77 03:42:01 AM 72.98 2.70 70.28 128.62 12001.18 Average: 225.30 6.29 219.01 1245.49 19737.53 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28890572 30844340 3765140 11.53 2688 2271248 1789592 5.31 164736 3138408 213812 03:40:01 AM 27708364 30058320 4947348 15.15 2688 2657720 2374460 7.04 269676 4173380 238636 03:41:01 AM 26560096 29796336 6095616 18.67 2688 3529880 2591068 7.69 590572 4944200 12 03:42:01 AM 27701788 31071804 4953924 15.17 2688 3662464 1525800 4.53 839588 3558796 8460 Average: 27715205 30442700 4940507 15.13 2688 3030328 2070230 6.14 466143 3953696 115230 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 210.57 170.67 2583.85 45.26 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 426.43 359.97 5519.45 51.48 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 543.02 364.40 7211.47 39.68 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.03 12.56 0.54 307.76 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 256.76 272.34 219.39 2338.66 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.02 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 359.82 292.35 3888.91 621.19 0.00 0.00 0.00 0.00 Average: docker0 2.27 3.16 0.14 77.27 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) 04/25/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.01 0.00 1.17 1.36 0.07 85.39 03:39:01 AM 0 9.37 0.00 1.48 1.00 0.09 88.06 03:39:01 AM 1 12.75 0.00 1.22 0.70 0.08 85.25 03:39:01 AM 2 9.93 0.00 0.58 0.77 0.05 88.68 03:39:01 AM 3 24.37 0.00 2.26 2.79 0.08 70.50 03:39:01 AM 4 4.95 0.00 0.59 2.60 0.07 91.79 03:39:01 AM 5 18.17 0.00 1.61 1.05 0.07 79.09 03:39:01 AM 6 10.19 0.00 0.76 1.05 0.05 87.94 03:39:01 AM 7 6.38 0.00 0.82 0.92 0.09 91.80 03:40:01 AM all 24.81 0.00 1.59 2.61 0.08 70.91 03:40:01 AM 0 22.81 0.00 1.78 1.89 0.10 73.42 03:40:01 AM 1 20.70 0.00 1.76 3.15 0.08 74.31 03:40:01 AM 2 30.84 0.00 1.93 4.37 0.10 62.76 03:40:01 AM 3 29.43 0.00 0.94 1.64 0.08 67.91 03:40:01 AM 4 21.72 0.00 1.39 1.99 0.07 74.84 03:40:01 AM 5 15.25 0.00 1.91 3.52 0.08 79.24 03:40:01 AM 6 34.64 0.00 0.94 0.99 0.08 63.35 03:40:01 AM 7 23.07 0.00 2.06 3.33 0.07 71.46 03:41:01 AM all 17.54 0.00 2.83 3.08 0.09 76.46 03:41:01 AM 0 20.39 0.00 3.01 2.44 0.08 74.08 03:41:01 AM 1 15.82 0.00 2.86 3.63 0.10 77.59 03:41:01 AM 2 9.68 0.00 2.66 6.39 0.08 81.19 03:41:01 AM 3 21.84 0.00 2.40 3.34 0.08 72.34 03:41:01 AM 4 26.30 0.00 2.95 3.81 0.08 66.85 03:41:01 AM 5 13.63 0.00 2.80 2.15 0.07 81.35 03:41:01 AM 6 18.85 0.00 3.34 2.21 0.10 75.51 03:41:01 AM 7 13.79 0.00 2.63 0.69 0.08 82.81 03:42:01 AM all 12.19 0.00 1.34 0.33 0.06 86.09 03:42:01 AM 0 13.26 0.00 1.67 0.07 0.08 84.92 03:42:01 AM 1 8.43 0.00 1.27 1.45 0.05 88.80 03:42:01 AM 2 13.28 0.00 1.22 0.43 0.07 84.99 03:42:01 AM 3 13.96 0.00 1.45 0.03 0.05 84.51 03:42:01 AM 4 6.32 0.00 1.02 0.07 0.05 92.55 03:42:01 AM 5 20.00 0.00 1.76 0.50 0.05 77.69 03:42:01 AM 6 10.78 0.00 1.00 0.03 0.05 88.13 03:42:01 AM 7 11.49 0.00 1.30 0.03 0.05 87.12 Average: all 16.65 0.00 1.73 1.84 0.07 79.70 Average: 0 16.48 0.00 1.98 1.35 0.09 80.10 Average: 1 14.42 0.00 1.78 2.24 0.08 81.48 Average: 2 15.96 0.00 1.60 3.00 0.08 79.37 Average: 3 22.39 0.00 1.76 1.95 0.08 73.83 Average: 4 14.85 0.00 1.49 2.11 0.07 81.48 Average: 5 16.76 0.00 2.02 1.81 0.07 79.34 Average: 6 18.64 0.00 1.51 1.07 0.07 78.71 Average: 7 13.71 0.00 1.70 1.25 0.07 83.27