---> uname -a: Linux prd-centos8-docker-8c-8g-4599.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 1063 26412 19 4414 30359 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:a8:69:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:fea8:6920/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f4:4b:91:cb 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:f4ff:fe4b:91cb/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) 04/08/2026 _x86_64_ (8 CPU) 07:30:26 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 181.42 15.00 166.43 3233.72 10394.49 07:33:01 AM 211.55 2.17 209.38 83.72 18678.17 07:34:01 AM 114.60 2.98 111.61 1426.86 29700.92 07:35:01 AM 145.87 15.86 130.01 5056.85 1885.50 07:36:01 AM 38.84 0.00 38.84 0.00 21633.73 07:37:01 AM 41.49 2.55 38.94 143.02 2615.29 Average: 122.29 6.43 115.87 1657.45 14151.02 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29273796 31179444 3381916 10.36 2688 2224152 1994880 5.92 185424 2743556 205816 07:33:01 AM 27761164 29973772 4894548 14.99 2688 2525256 2577244 7.65 205068 4202056 96 07:34:01 AM 26345868 29457640 6309844 19.32 2688 3406864 5037652 14.95 382492 5367112 192 07:35:01 AM 25825676 29707028 6830036 20.92 2688 4172324 2664940 7.91 737300 5528676 603316 07:36:01 AM 25728168 29647268 6927544 21.21 2688 4209424 2664940 7.91 737952 5620564 128 07:37:01 AM 27051576 31091328 5604136 17.16 2688 4327648 1557624 4.62 756948 4276276 74212 Average: 26997708 30176080 5658004 17.33 2688 3477611 2749547 8.16 500864 4623040 147293 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 162.45 123.34 2114.99 38.73 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 567.89 411.78 4899.36 88.50 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1150.70 326.92 7344.87 28.15 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 AM veth0345832 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.98 12.98 1.36 1.36 0.00 0.00 0.00 0.00 07:35:01 AM eth0 180.34 139.34 1305.98 40.66 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.83 5.90 0.65 0.69 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 181.39 152.24 693.59 44.40 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 113.55 104.22 192.67 30.06 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 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 392.72 209.64 2758.57 45.08 0.00 0.00 0.00 0.00 Average: docker0 0.81 1.00 0.11 0.12 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) 04/08/2026 _x86_64_ (8 CPU) 07:30:26 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 12.69 0.00 1.28 0.80 0.05 85.17 07:32:01 AM 0 7.33 0.00 0.94 0.27 0.07 91.40 07:32:01 AM 1 15.14 0.00 1.82 1.97 0.07 81.00 07:32:01 AM 2 20.28 0.00 1.95 0.95 0.05 76.77 07:32:01 AM 3 12.92 0.00 1.69 1.05 0.05 84.29 07:32:01 AM 4 11.94 0.00 1.00 1.30 0.05 85.70 07:32:01 AM 5 14.46 0.00 1.35 0.28 0.03 83.87 07:32:01 AM 6 14.09 0.00 0.92 0.35 0.05 84.60 07:32:01 AM 7 5.37 0.00 0.57 0.25 0.07 93.74 07:33:01 AM all 16.40 0.00 0.93 0.91 0.06 81.70 07:33:01 AM 0 30.57 0.00 0.95 0.70 0.07 67.71 07:33:01 AM 1 28.86 0.00 1.65 0.92 0.07 68.50 07:33:01 AM 2 17.30 0.00 0.52 0.23 0.07 81.88 07:33:01 AM 3 6.94 0.00 1.40 3.51 0.07 88.08 07:33:01 AM 4 14.51 0.00 0.89 0.37 0.05 84.19 07:33:01 AM 5 9.44 0.00 0.70 0.57 0.07 89.22 07:33:01 AM 6 17.96 0.00 0.55 0.63 0.07 80.79 07:33:01 AM 7 5.59 0.00 0.75 0.33 0.05 93.27 07:34:01 AM all 28.92 0.00 2.26 1.12 0.08 67.61 07:34:01 AM 0 33.67 0.00 2.64 0.52 0.08 63.08 07:34:01 AM 1 35.71 0.00 2.71 1.31 0.07 60.20 07:34:01 AM 2 31.43 0.00 2.42 1.11 0.08 64.96 07:34:01 AM 3 14.70 0.00 2.29 0.49 0.07 82.46 07:34:01 AM 4 25.17 0.00 2.76 3.25 0.08 68.74 07:34:01 AM 5 31.82 0.00 1.98 1.31 0.08 64.81 07:34:01 AM 6 44.52 0.00 1.71 0.62 0.08 53.06 07:34:01 AM 7 14.36 0.00 1.61 0.39 0.07 83.58 07:35:01 AM all 21.01 0.32 2.19 0.69 0.08 75.71 07:35:01 AM 0 13.89 1.74 2.34 1.17 0.08 80.77 07:35:01 AM 1 23.22 0.03 2.76 0.69 0.08 73.22 07:35:01 AM 2 15.42 0.35 2.43 0.50 0.07 81.23 07:35:01 AM 3 38.16 0.07 2.26 1.73 0.10 57.69 07:35:01 AM 4 17.31 0.28 1.98 0.49 0.07 79.88 07:35:01 AM 5 20.52 0.03 1.71 0.45 0.08 77.20 07:35:01 AM 6 22.34 0.00 1.82 0.43 0.07 75.33 07:35:01 AM 7 17.21 0.05 2.24 0.10 0.05 80.34 07:36:01 AM all 9.67 0.00 0.39 0.63 0.04 89.27 07:36:01 AM 0 0.98 0.00 0.28 0.03 0.05 98.65 07:36:01 AM 1 21.71 0.00 0.17 0.12 0.03 77.97 07:36:01 AM 2 21.95 0.00 0.83 0.12 0.05 77.05 07:36:01 AM 3 6.16 0.00 0.23 0.05 0.03 93.53 07:36:01 AM 4 1.72 0.00 0.50 4.63 0.05 93.10 07:36:01 AM 5 5.97 0.00 0.08 0.00 0.02 93.93 07:36:01 AM 6 2.79 0.00 0.82 0.07 0.03 96.29 07:36:01 AM 7 16.06 0.00 0.18 0.02 0.05 83.69 07:37:01 AM all 12.45 0.00 0.78 0.14 0.04 86.59 07:37:01 AM 0 4.42 0.00 0.58 0.38 0.05 94.56 07:37:01 AM 1 42.10 0.00 1.45 0.15 0.07 56.23 07:37:01 AM 2 7.36 0.00 1.37 0.15 0.05 91.07 07:37:01 AM 3 6.89 0.00 0.45 0.00 0.03 92.63 07:37:01 AM 4 5.47 0.00 0.53 0.00 0.03 93.96 07:37:01 AM 5 11.64 0.00 0.68 0.10 0.03 87.54 07:37:01 AM 6 13.14 0.00 0.82 0.30 0.03 85.71 07:37:01 AM 7 8.56 0.00 0.37 0.07 0.02 90.99 Average: all 16.84 0.05 1.30 0.72 0.06 81.03 Average: 0 15.12 0.29 1.29 0.51 0.07 82.73 Average: 1 27.78 0.01 1.76 0.86 0.06 69.53 Average: 2 18.95 0.06 1.59 0.51 0.06 78.84 Average: 3 14.28 0.01 1.39 1.14 0.06 83.13 Average: 4 12.67 0.05 1.27 1.67 0.06 84.28 Average: 5 15.62 0.01 1.08 0.45 0.05 82.78 Average: 6 19.12 0.00 1.11 0.40 0.06 79.32 Average: 7 11.19 0.01 0.95 0.19 0.05 87.60