---> uname -a: Linux prd-centos8-docker-8c-8g-2294.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 1075 26397 19 4417 30346 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:16:8c:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.150/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe16:8cc6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:94:1c:cc:41 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::42:94ff:fe1c:cc41/64 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) 04/17/2026 _x86_64_ (8 CPU) 07:30:17 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 258.94 16.76 242.18 3305.05 14458.57 07:33:01 AM 118.44 1.73 116.71 794.67 12127.82 07:34:01 AM 119.29 14.75 104.55 1290.10 29722.06 07:35:01 AM 219.11 2.47 216.64 4488.16 22490.90 07:36:01 AM 32.69 0.07 32.63 50.12 1603.03 07:37:01 AM 32.07 2.52 29.56 97.43 924.16 Average: 130.09 6.38 123.71 1671.00 13554.98 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 28880440 30854280 3775272 11.56 2688 2288356 1853648 5.50 195756 3101484 93956 07:33:01 AM 27108696 29391292 5547016 16.99 2688 2594068 3001864 8.91 226452 4826336 44516 07:34:01 AM 25431112 28564704 7224600 22.12 2688 3427568 5538200 16.43 463456 6193360 248 07:35:01 AM 25512800 29397088 7142912 21.87 2688 4175256 2757796 8.18 736872 5837204 128 07:36:01 AM 25392096 29323120 7263616 22.24 2688 4220896 2761832 8.19 744960 5945456 6628 07:37:01 AM 27047672 31090456 5608040 17.17 2688 4330868 1489348 4.42 890516 4147832 124928 Average: 26562136 29770157 6093576 18.66 2688 3506169 2900448 8.61 543002 5008612 45067 07:31:01 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 230.34 191.78 2299.81 50.94 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 457.08 326.94 4709.25 59.96 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 4.05 4.05 0.44 0.44 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1206.90 307.25 6631.33 33.24 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.60 2.12 0.21 0.24 0.00 0.00 0.00 0.00 07:34:01 AM veth32035e4 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 8.83 8.83 0.92 0.92 0.00 0.00 0.00 0.00 07:35:01 AM eth0 168.70 143.73 1310.21 34.44 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.22 3.81 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 172.69 143.84 766.52 30.89 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 134.31 138.54 107.63 1275.92 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 395.01 208.68 2637.48 247.57 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) 04/17/2026 _x86_64_ (8 CPU) 07:30:17 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.98 0.00 1.43 0.70 0.06 82.83 07:32:01 AM 0 8.60 0.00 1.10 0.45 0.07 89.78 07:32:01 AM 1 9.76 0.00 1.14 0.80 0.07 88.23 07:32:01 AM 2 31.81 0.00 3.08 0.80 0.08 64.23 07:32:01 AM 3 11.03 0.00 1.17 0.45 0.05 87.30 07:32:01 AM 4 19.14 0.00 1.45 0.70 0.05 78.65 07:32:01 AM 5 17.99 0.00 0.99 0.52 0.07 80.44 07:32:01 AM 6 17.97 0.00 1.30 0.78 0.05 79.90 07:32:01 AM 7 3.49 0.00 1.17 1.11 0.07 94.16 07:33:01 AM all 21.02 0.00 0.83 0.35 0.05 77.75 07:33:01 AM 0 22.92 0.00 0.48 0.00 0.05 76.55 07:33:01 AM 1 22.13 0.00 0.50 0.47 0.03 76.87 07:33:01 AM 2 12.72 0.00 0.62 1.17 0.05 85.44 07:33:01 AM 3 8.97 0.00 0.55 0.02 0.07 90.40 07:33:01 AM 4 20.71 0.00 0.37 0.17 0.05 78.70 07:33:01 AM 5 15.20 0.00 0.87 0.13 0.07 83.73 07:33:01 AM 6 49.93 0.00 1.80 0.37 0.07 47.83 07:33:01 AM 7 15.57 0.00 1.44 0.47 0.05 82.47 07:34:01 AM all 27.77 0.25 2.89 0.51 0.08 68.50 07:34:01 AM 0 23.74 0.00 2.83 0.15 0.08 73.20 07:34:01 AM 1 11.52 0.03 2.76 1.33 0.10 84.25 07:34:01 AM 2 17.49 0.05 2.74 0.82 0.08 78.80 07:34:01 AM 3 34.25 0.03 3.07 0.42 0.08 62.14 07:34:01 AM 4 35.86 1.89 2.76 0.25 0.08 59.15 07:34:01 AM 5 39.38 0.00 3.38 0.34 0.08 56.82 07:34:01 AM 6 41.70 0.00 2.70 0.40 0.07 55.13 07:34:01 AM 7 18.19 0.00 2.86 0.34 0.08 78.52 07:35:01 AM all 16.74 0.07 1.67 0.56 0.05 80.91 07:35:01 AM 0 32.35 0.00 2.09 0.13 0.07 65.36 07:35:01 AM 1 27.20 0.03 1.82 0.25 0.05 70.64 07:35:01 AM 2 17.26 0.02 1.39 1.49 0.05 79.80 07:35:01 AM 3 11.50 0.00 2.86 1.84 0.03 83.76 07:35:01 AM 4 8.73 0.07 1.49 0.10 0.05 89.56 07:35:01 AM 5 9.50 0.40 1.42 0.15 0.03 88.50 07:35:01 AM 6 15.43 0.00 1.34 0.48 0.05 82.69 07:35:01 AM 7 11.92 0.03 0.99 0.03 0.07 86.96 07:36:01 AM all 10.66 0.00 0.38 0.06 0.04 88.87 07:36:01 AM 0 7.68 0.00 0.47 0.07 0.05 91.74 07:36:01 AM 1 44.35 0.00 0.70 0.00 0.07 54.89 07:36:01 AM 2 4.06 0.00 0.30 0.03 0.03 95.57 07:36:01 AM 3 8.60 0.00 0.23 0.07 0.03 91.06 07:36:01 AM 4 2.87 0.00 0.77 0.08 0.03 96.24 07:36:01 AM 5 12.58 0.00 0.18 0.07 0.02 87.15 07:36:01 AM 6 3.17 0.00 0.15 0.02 0.03 96.63 07:36:01 AM 7 1.93 0.00 0.20 0.17 0.02 97.68 07:37:01 AM all 10.48 0.00 0.85 0.05 0.04 88.59 07:37:01 AM 0 7.08 0.00 1.32 0.02 0.05 91.53 07:37:01 AM 1 4.77 0.00 0.80 0.02 0.03 94.37 07:37:01 AM 2 7.99 0.00 0.79 0.12 0.03 91.08 07:37:01 AM 3 5.46 0.00 0.55 0.00 0.02 93.97 07:37:01 AM 4 5.09 0.00 0.68 0.08 0.03 94.11 07:37:01 AM 5 46.84 0.00 1.70 0.12 0.07 51.28 07:37:01 AM 6 5.52 0.00 0.52 0.00 0.02 93.94 07:37:01 AM 7 1.00 0.00 0.42 0.08 0.05 98.45 Average: all 16.93 0.05 1.34 0.37 0.05 81.26 Average: 0 17.05 0.00 1.38 0.14 0.06 81.38 Average: 1 19.97 0.01 1.28 0.48 0.06 78.20 Average: 2 15.22 0.01 1.48 0.74 0.06 82.49 Average: 3 13.27 0.01 1.40 0.47 0.05 84.80 Average: 4 15.38 0.32 1.25 0.23 0.05 82.77 Average: 5 23.57 0.07 1.42 0.22 0.06 74.66 Average: 6 22.27 0.00 1.30 0.34 0.05 76.04 Average: 7 8.67 0.01 1.18 0.37 0.06 89.72