---> uname -a: Linux prd-centos8-docker-8c-8g-4087.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 1050 26424 19 4415 30372 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:fe:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.176/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:fe04:fe71/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:d7:2d:51 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::42:67ff:fed7:2d51/64 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) 04/06/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:02 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 238.51 17.10 221.42 3256.12 12764.11 07:33:01 AM 146.21 0.60 145.61 544.71 15170.14 07:34:01 AM 129.56 15.88 113.68 1502.43 29868.49 07:35:01 AM 232.94 2.48 230.46 4491.04 22468.44 07:36:01 AM 34.23 0.07 34.16 50.12 1721.45 07:37:01 AM 39.07 2.55 36.52 129.42 4402.22 Average: 136.47 6.42 130.06 1657.94 14404.03 07:31:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 28994704 30958936 3661008 11.21 2688 2280120 1631344 4.84 193724 2995828 170776 07:33:01 AM 28347184 30585916 4308528 13.19 2688 2551124 1950868 5.79 214748 3607024 10820 07:34:01 AM 26012432 29142356 6643280 20.34 2688 3424808 4260716 12.64 463548 5618424 84 07:35:01 AM 26118684 30000376 6537028 20.02 2688 4172640 2372224 7.04 741276 5229960 1564 07:36:01 AM 25418732 29346960 7236980 22.16 2688 4218132 2993456 8.88 749384 5916464 6444 07:37:01 AM 26995096 31041820 5660616 17.33 2688 4334904 1585700 4.70 898100 4194304 29072 Average: 26981139 30179394 5674573 17.38 2688 3496955 2465718 7.32 543463 4593667 36460 07:31:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 236.09 196.04 2777.34 50.20 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 487.40 343.38 4221.05 57.54 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 3.77 3.77 0.42 0.42 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1189.07 338.25 7171.83 32.40 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.60 2.10 0.21 0.24 0.00 0.00 0.00 0.00 07:34:01 AM veth1caa01b 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 9.10 9.10 0.93 0.93 0.00 0.00 0.00 0.00 07:35:01 AM eth0 167.94 142.02 1312.45 37.19 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.20 3.80 0.44 0.45 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 164.97 136.78 769.22 31.54 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 134.99 142.22 109.86 1276.40 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.15 2.15 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 397.20 216.50 2726.83 248.11 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.11 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) 04/06/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:02 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.83 0.00 1.37 0.66 0.06 83.07 07:32:01 AM 0 5.72 0.00 0.54 0.08 0.07 93.58 07:32:01 AM 1 12.56 0.00 1.17 0.49 0.07 85.70 07:32:01 AM 2 16.64 0.00 2.16 1.19 0.05 79.96 07:32:01 AM 3 25.01 0.00 1.70 0.34 0.07 72.88 07:32:01 AM 4 21.03 0.00 1.51 0.93 0.05 76.48 07:32:01 AM 5 17.46 0.00 1.96 1.09 0.03 79.46 07:32:01 AM 6 9.79 0.00 0.97 0.72 0.07 88.46 07:32:01 AM 7 10.44 0.00 0.97 0.42 0.07 88.10 07:33:01 AM all 16.55 0.00 0.76 0.46 0.05 82.17 07:33:01 AM 0 13.64 0.00 0.20 0.12 0.07 85.97 07:33:01 AM 1 13.89 0.00 0.82 0.70 0.05 84.54 07:33:01 AM 2 2.90 0.00 1.46 2.08 0.08 93.48 07:33:01 AM 3 29.30 0.00 0.78 0.32 0.05 69.54 07:33:01 AM 4 16.06 0.00 0.35 0.08 0.03 83.48 07:33:01 AM 5 11.44 0.00 0.87 0.20 0.05 87.44 07:33:01 AM 6 35.25 0.00 1.12 0.15 0.05 63.43 07:33:01 AM 7 9.89 0.00 0.52 0.07 0.05 89.47 07:34:01 AM all 29.16 0.24 2.57 0.60 0.08 67.35 07:34:01 AM 0 21.64 0.59 2.45 0.35 0.07 74.89 07:34:01 AM 1 38.78 0.00 2.66 1.11 0.08 57.36 07:34:01 AM 2 21.52 0.00 2.71 0.54 0.10 75.13 07:34:01 AM 3 40.92 0.00 2.51 0.69 0.07 55.81 07:34:01 AM 4 16.85 0.08 2.69 0.45 0.08 79.84 07:34:01 AM 5 21.75 1.11 2.33 0.99 0.08 73.74 07:34:01 AM 6 37.19 0.05 2.53 0.54 0.10 59.60 07:34:01 AM 7 34.66 0.07 2.67 0.13 0.08 62.38 07:35:01 AM all 17.07 0.33 1.59 0.63 0.06 80.33 07:35:01 AM 0 10.21 0.02 2.16 2.58 0.08 84.95 07:35:01 AM 1 12.88 0.00 0.90 0.03 0.08 86.10 07:35:01 AM 2 13.70 0.03 1.54 1.78 0.05 82.90 07:35:01 AM 3 14.92 0.03 1.46 0.23 0.05 83.31 07:35:01 AM 4 14.38 0.37 1.20 0.05 0.05 83.95 07:35:01 AM 5 9.19 2.19 1.44 0.07 0.05 87.06 07:35:01 AM 6 47.76 0.00 2.41 0.23 0.07 49.53 07:35:01 AM 7 13.50 0.00 1.59 0.03 0.05 84.83 07:36:01 AM all 11.65 0.00 0.39 0.08 0.04 87.84 07:36:01 AM 0 5.37 0.00 0.13 0.00 0.05 94.45 07:36:01 AM 1 12.17 0.00 0.45 0.10 0.05 87.22 07:36:01 AM 2 8.75 0.00 0.17 0.20 0.03 90.85 07:36:01 AM 3 9.34 0.00 0.13 0.00 0.03 90.50 07:36:01 AM 4 4.24 0.00 0.15 0.03 0.05 95.53 07:36:01 AM 5 44.87 0.00 1.08 0.12 0.05 53.88 07:36:01 AM 6 5.25 0.00 0.30 0.13 0.03 94.28 07:36:01 AM 7 3.22 0.00 0.68 0.02 0.03 96.05 07:37:01 AM all 10.74 0.00 0.86 0.10 0.05 88.26 07:37:01 AM 0 5.69 0.00 0.85 0.12 0.07 93.28 07:37:01 AM 1 40.72 0.00 1.62 0.32 0.05 57.30 07:37:01 AM 2 10.42 0.00 1.54 0.08 0.07 87.89 07:37:01 AM 3 7.21 0.00 0.60 0.02 0.03 92.14 07:37:01 AM 4 11.56 0.00 0.83 0.08 0.03 87.49 07:37:01 AM 5 4.14 0.00 0.35 0.00 0.03 95.48 07:37:01 AM 6 1.55 0.00 0.45 0.07 0.03 97.90 07:37:01 AM 7 4.58 0.00 0.63 0.10 0.05 94.64 Average: all 16.66 0.09 1.25 0.42 0.06 81.52 Average: 0 10.38 0.10 1.06 0.54 0.07 87.85 Average: 1 21.85 0.00 1.27 0.46 0.06 76.36 Average: 2 12.30 0.01 1.59 0.98 0.06 85.06 Average: 3 21.07 0.01 1.19 0.27 0.05 77.41 Average: 4 14.00 0.08 1.12 0.27 0.05 84.49 Average: 5 18.15 0.55 1.34 0.41 0.05 79.51 Average: 6 22.81 0.01 1.29 0.30 0.06 75.52 Average: 7 12.70 0.01 1.18 0.13 0.06 85.93