---> uname -a: Linux prd-centos8-docker-8c-8g-4495.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 1620 25973 19 4296 29803 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:0e:97:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.216/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fe0e:9770/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:30:a7:e3:26 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::42:30ff:fea7:e326/64 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) 01/31/2026 _x86_64_ (8 CPU) 11:21:42 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 309.01 31.75 277.26 7474.01 44056.12 11:24:01 AM 254.42 16.09 238.32 3021.66 19306.93 11:25:01 AM 51.87 2.63 49.23 1038.19 11018.64 11:26:01 AM 228.69 16.48 212.21 5500.03 28768.84 11:27:01 AM 30.16 0.00 30.16 0.00 18425.81 11:28:02 AM 13.10 0.07 13.03 50.12 297.25 11:29:01 AM 24.64 2.74 21.89 96.78 5245.92 Average: 130.53 9.98 120.54 2460.20 18191.79 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 29530016 31229532 3125696 9.57 2688 2021868 1478152 4.39 145196 2546492 208596 11:24:01 AM 28446108 30629440 4209604 12.89 2688 2497328 1979232 5.87 196692 3531768 72100 11:25:01 AM 26752328 29456784 5903384 18.08 2688 3014092 3027108 8.98 304404 5096600 263216 11:26:01 AM 26178944 29959656 6476768 19.83 2688 4072520 2425044 7.20 658976 5258132 537340 11:27:01 AM 26093936 29881288 6561776 20.09 2688 4078992 2480260 7.36 659128 5339720 20 11:28:02 AM 25885080 29675744 6770632 20.73 2688 4082008 2621260 7.78 662908 5545008 20 11:29:01 AM 26540760 30459856 6114952 18.73 2688 4208516 2039884 6.05 887388 4664368 15036 Average: 27061025 30184614 5594687 17.13 2688 3425046 2292991 6.80 502099 4568870 156618 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 387.54 235.78 1832.51 64.41 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 456.06 340.04 6053.81 60.46 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1326.72 448.67 7110.91 49.71 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM lo 13.03 13.03 1.36 1.36 0.00 0.00 0.00 0.00 11:26:01 AM eth0 172.96 107.15 1577.73 31.66 0.00 0.00 0.00 0.00 11:26:01 AM docker0 4.85 5.95 0.65 0.69 0.00 0.00 0.00 0.00 11:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM eth0 52.45 37.40 163.34 14.47 0.00 0.00 0.00 0.00 11:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:02 AM eth0 131.93 108.15 86.46 36.22 0.00 0.00 0.00 0.00 11:28:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM eth0 255.34 154.41 432.33 173.93 0.00 0.00 0.00 0.00 11:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 Average: eth0 397.92 204.64 2470.19 61.29 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.85 0.09 0.10 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) 01/31/2026 _x86_64_ (8 CPU) 11:21:42 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 14.52 0.00 2.32 2.46 0.06 80.64 11:23:01 AM 0 14.37 0.00 1.47 1.42 0.07 82.67 11:23:01 AM 1 28.12 0.00 3.67 7.84 0.07 60.30 11:23:01 AM 2 12.40 0.00 1.97 1.15 0.05 84.43 11:23:01 AM 3 7.64 0.00 1.81 1.19 0.08 89.28 11:23:01 AM 4 9.99 0.00 2.33 3.26 0.05 84.37 11:23:01 AM 5 18.15 0.00 2.14 1.25 0.05 78.40 11:23:01 AM 6 11.51 0.00 2.54 1.67 0.05 84.22 11:23:01 AM 7 13.98 0.00 2.59 1.89 0.07 81.47 11:24:01 AM all 14.87 0.00 1.00 1.33 0.06 82.74 11:24:01 AM 0 22.25 0.00 0.60 0.12 0.07 76.97 11:24:01 AM 1 16.26 0.00 1.07 1.52 0.07 81.09 11:24:01 AM 2 28.25 0.00 1.70 2.22 0.08 67.74 11:24:01 AM 3 11.96 0.00 1.52 1.91 0.07 84.54 11:24:01 AM 4 10.09 0.00 0.97 0.48 0.07 88.39 11:24:01 AM 5 8.47 0.00 0.72 3.27 0.05 87.49 11:24:01 AM 6 10.77 0.00 0.82 0.72 0.07 87.62 11:24:01 AM 7 10.90 0.00 0.60 0.38 0.05 88.07 11:25:01 AM all 27.90 0.00 1.09 0.39 0.07 70.55 11:25:01 AM 0 26.69 0.00 1.27 0.07 0.08 71.88 11:25:01 AM 1 46.38 0.00 0.84 0.00 0.07 52.72 11:25:01 AM 2 45.26 0.00 1.20 0.08 0.07 53.39 11:25:01 AM 3 15.10 0.00 0.91 1.63 0.07 82.30 11:25:01 AM 4 24.92 0.00 1.29 0.08 0.08 73.62 11:25:01 AM 5 23.77 0.00 1.75 1.28 0.07 73.15 11:25:01 AM 6 16.14 0.00 0.82 0.02 0.05 82.98 11:25:01 AM 7 24.88 0.00 0.65 0.00 0.07 74.40 11:26:01 AM all 21.89 0.27 3.40 1.48 0.07 72.89 11:26:01 AM 0 15.47 0.00 2.74 0.69 0.07 81.03 11:26:01 AM 1 28.41 0.10 4.10 3.11 0.07 64.21 11:26:01 AM 2 22.19 0.03 3.14 1.65 0.08 72.91 11:26:01 AM 3 19.77 0.02 3.50 1.48 0.08 75.15 11:26:01 AM 4 19.01 0.03 2.86 0.79 0.07 77.25 11:26:01 AM 5 27.38 0.10 3.58 0.52 0.08 68.34 11:26:01 AM 6 18.04 1.83 4.08 3.24 0.07 72.74 11:26:01 AM 7 24.80 0.02 3.21 0.40 0.07 71.51 11:27:01 AM all 9.72 0.00 0.20 0.43 0.04 89.61 11:27:01 AM 0 5.12 0.00 0.08 0.00 0.05 94.75 11:27:01 AM 1 7.67 0.00 0.32 0.33 0.03 91.65 11:27:01 AM 2 5.95 0.00 0.12 0.52 0.02 93.40 11:27:01 AM 3 2.89 0.00 0.17 0.07 0.05 96.83 11:27:01 AM 4 4.29 0.00 0.08 0.00 0.02 95.61 11:27:01 AM 5 26.48 0.00 0.27 0.00 0.03 73.22 11:27:01 AM 6 23.05 0.00 0.28 0.08 0.03 76.55 11:27:01 AM 7 2.29 0.00 0.32 2.45 0.05 94.89 11:28:02 AM all 11.51 0.00 0.45 0.03 0.04 87.98 11:28:02 AM 0 3.20 0.00 0.77 0.02 0.05 95.97 11:28:02 AM 1 36.49 0.00 0.97 0.07 0.03 62.44 11:28:02 AM 2 9.11 0.00 0.08 0.00 0.03 90.78 11:28:02 AM 3 3.27 0.00 0.67 0.00 0.02 96.04 11:28:02 AM 4 3.71 0.00 0.17 0.10 0.05 95.97 11:28:02 AM 5 24.80 0.00 0.67 0.00 0.03 74.50 11:28:02 AM 6 6.22 0.00 0.10 0.03 0.05 93.60 11:28:02 AM 7 5.22 0.00 0.20 0.00 0.03 94.54 11:29:01 AM all 16.64 0.00 0.93 0.18 0.04 82.21 11:29:01 AM 0 24.31 0.00 0.80 0.00 0.05 74.84 11:29:01 AM 1 28.05 0.00 0.61 0.08 0.05 71.21 11:29:01 AM 2 7.90 0.00 1.05 0.00 0.05 91.00 11:29:01 AM 3 26.48 0.00 1.46 0.10 0.05 71.91 11:29:01 AM 4 15.26 0.00 1.10 1.21 0.05 82.38 11:29:01 AM 5 5.88 0.00 0.85 0.00 0.03 93.24 11:29:01 AM 6 20.43 0.00 0.46 0.00 0.02 79.09 11:29:01 AM 7 4.78 0.00 1.11 0.03 0.03 94.04 Average: all 16.71 0.04 1.34 0.90 0.05 80.96 Average: 0 15.89 0.00 1.10 0.33 0.06 82.62 Average: 1 27.33 0.01 1.65 1.85 0.06 69.10 Average: 2 18.74 0.00 1.32 0.80 0.06 79.08 Average: 3 12.41 0.00 1.43 0.91 0.06 85.19 Average: 4 12.45 0.00 1.26 0.85 0.06 85.39 Average: 5 19.30 0.01 1.42 0.91 0.05 78.31 Average: 6 15.15 0.26 1.30 0.82 0.05 82.42 Average: 7 12.42 0.00 1.24 0.74 0.05 85.55