---> uname -a: Linux prd-centos8-docker-8c-8g-3668.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 1060 26714 19 4114 30365 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:85:47:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe85:47a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:51:fc:a8 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:dfff:fe51:fca8/64 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) 01/28/2026 _x86_64_ (8 CPU) 09:40:51 LINUX RESTART (8 CPU) 09:42:01 AM tps rtps wtps bread/s bwrtn/s 09:43:01 AM 96.93 8.10 88.84 2356.27 6374.54 09:44:01 AM 217.88 8.18 209.70 791.60 11508.21 09:45:01 AM 54.37 2.07 52.30 806.66 8451.68 09:46:01 AM 92.20 4.48 87.72 868.12 29273.37 09:47:01 AM 81.46 12.39 69.07 4864.37 2725.49 09:48:01 AM 26.25 0.00 26.25 0.00 16965.56 09:49:01 AM 29.34 0.45 28.89 63.85 1474.16 Average: 85.49 5.10 80.39 1393.09 10966.91 09:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:43:01 AM 29387692 31186488 3268020 10.01 2688 2118576 2038000 6.05 147852 2678096 218572 09:44:01 AM 28251236 30376616 4404476 13.49 2688 2439612 2217984 6.58 170176 3752972 235020 09:45:01 AM 27642696 29852472 5013016 15.35 2688 2522260 2664356 7.91 242472 4283380 57516 09:46:01 AM 26010668 29044332 6645044 20.35 2688 3329868 5268632 15.63 388492 5697500 276 09:47:01 AM 25910252 29632288 6745460 20.66 2688 4014808 2784512 8.26 652896 5533084 478048 09:48:01 AM 25803080 29532028 6852632 20.98 2688 4021376 2784512 8.26 653048 5639676 128 09:49:01 AM 27383744 31120812 5271968 16.14 2688 4028092 1501328 4.45 797836 3915688 8344 Average: 27198481 30106434 5457231 16.71 2688 3210656 2751332 8.16 436110 4500057 142558 09:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM eth0 102.98 67.96 1140.00 13.97 0.00 0.00 0.00 0.00 09:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM eth0 369.33 282.32 4799.26 36.98 0.00 0.00 0.00 0.00 09:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM eth0 258.16 203.57 999.66 50.64 0.00 0.00 0.00 0.00 09:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 AM eth0 1149.36 300.55 6441.43 25.13 0.00 0.00 0.00 0.00 09:46:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 09:46:01 AM vethf54d16e 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 09:47:01 AM lo 13.01 13.01 1.36 1.36 0.00 0.00 0.00 0.00 09:47:01 AM eth0 142.56 105.61 1286.68 30.25 0.00 0.00 0.00 0.00 09:47:01 AM docker0 4.83 5.91 0.65 0.69 0.00 0.00 0.00 0.00 09:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 AM eth0 179.94 139.09 200.24 49.24 0.00 0.00 0.00 0.00 09:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 AM eth0 33.62 23.48 33.58 10.79 0.00 0.00 0.00 0.00 09:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.86 1.86 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 319.41 160.37 2128.64 31.00 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.86 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) 01/28/2026 _x86_64_ (8 CPU) 09:40:51 LINUX RESTART (8 CPU) 09:42:01 AM CPU %user %nice %system %iowait %steal %idle 09:43:01 AM all 9.17 0.00 0.84 1.24 0.05 88.70 09:43:01 AM 0 6.39 0.00 0.67 0.12 0.03 92.79 09:43:01 AM 1 5.38 0.00 0.70 2.87 0.05 91.00 09:43:01 AM 2 28.54 0.00 2.27 3.51 0.08 65.60 09:43:01 AM 3 21.80 0.00 1.60 0.62 0.07 75.91 09:43:01 AM 4 2.04 0.00 0.48 1.92 0.03 95.53 09:43:01 AM 5 6.21 0.00 0.40 0.12 0.03 93.24 09:43:01 AM 6 0.28 0.00 0.17 0.70 0.03 98.81 09:43:01 AM 7 2.71 0.00 0.40 0.10 0.03 96.76 09:44:01 AM all 12.43 0.00 0.93 5.58 0.08 80.97 09:44:01 AM 0 8.62 0.00 0.79 0.52 0.12 89.95 09:44:01 AM 1 17.17 0.00 1.02 2.58 0.10 79.13 09:44:01 AM 2 25.63 0.00 1.09 8.21 0.10 64.97 09:44:01 AM 3 5.46 0.00 1.39 10.00 0.08 83.07 09:44:01 AM 4 11.77 0.00 0.75 5.84 0.07 81.57 09:44:01 AM 5 9.82 0.00 0.95 12.05 0.07 77.10 09:44:01 AM 6 10.79 0.00 0.65 3.11 0.07 85.38 09:44:01 AM 7 10.19 0.00 0.82 2.32 0.07 86.60 09:45:01 AM all 26.75 0.00 0.82 3.38 0.08 68.98 09:45:01 AM 0 20.54 0.00 1.52 14.19 0.10 63.65 09:45:01 AM 1 36.08 0.00 0.28 4.72 0.07 58.85 09:45:01 AM 2 33.94 0.00 1.28 1.80 0.08 62.89 09:45:01 AM 3 20.87 0.00 0.67 0.20 0.08 78.18 09:45:01 AM 4 29.81 0.00 0.32 0.02 0.07 69.79 09:45:01 AM 5 15.31 0.00 0.59 5.93 0.08 78.08 09:45:01 AM 6 26.50 0.00 0.70 0.17 0.08 72.55 09:45:01 AM 7 30.90 0.00 1.17 0.00 0.07 67.87 09:46:01 AM all 11.37 0.08 1.99 5.92 0.08 80.56 09:46:01 AM 0 6.32 0.00 1.34 3.36 0.07 88.90 09:46:01 AM 1 13.29 0.00 2.37 8.53 0.08 75.72 09:46:01 AM 2 16.52 0.00 2.13 3.08 0.08 78.18 09:46:01 AM 3 15.63 0.00 2.74 19.47 0.07 62.08 09:46:01 AM 4 7.71 0.00 1.85 6.65 0.12 83.68 09:46:01 AM 5 6.86 0.00 1.67 4.97 0.07 86.43 09:46:01 AM 6 15.85 0.62 2.12 0.49 0.07 80.85 09:46:01 AM 7 8.80 0.00 1.71 0.79 0.07 88.63 09:47:01 AM all 18.60 0.30 2.03 2.39 0.09 76.60 09:47:01 AM 0 16.01 0.27 1.72 1.14 0.08 80.78 09:47:01 AM 1 15.85 0.03 1.84 0.28 0.08 81.91 09:47:01 AM 2 17.19 0.17 1.96 2.09 0.08 78.51 09:47:01 AM 3 16.92 0.00 2.19 0.03 0.08 80.77 09:47:01 AM 4 10.79 0.07 2.03 5.76 0.08 81.27 09:47:01 AM 5 20.12 0.03 2.29 3.08 0.08 74.38 09:47:01 AM 6 20.89 1.77 2.49 6.70 0.10 68.04 09:47:01 AM 7 31.02 0.05 1.67 0.03 0.10 67.12 09:48:01 AM all 10.71 0.00 0.43 5.07 0.03 83.77 09:48:01 AM 0 5.40 0.00 0.13 0.15 0.03 94.28 09:48:01 AM 1 30.76 0.00 0.65 12.17 0.05 56.38 09:48:01 AM 2 5.93 0.00 0.52 13.84 0.05 79.66 09:48:01 AM 3 2.89 0.00 0.77 1.40 0.03 94.91 09:48:01 AM 4 2.61 0.00 0.32 8.59 0.02 88.47 09:48:01 AM 5 6.89 0.00 0.08 0.00 0.02 93.01 09:48:01 AM 6 3.40 0.00 0.10 3.74 0.02 92.75 09:48:01 AM 7 27.73 0.00 0.85 0.65 0.05 70.71 09:49:01 AM all 8.97 0.00 0.71 0.61 0.03 89.68 09:49:01 AM 0 0.95 0.00 0.37 0.25 0.02 98.41 09:49:01 AM 1 27.58 0.00 1.30 1.69 0.07 69.36 09:49:01 AM 2 18.61 0.00 0.63 0.30 0.03 80.42 09:49:01 AM 3 1.37 0.00 0.37 0.37 0.02 97.88 09:49:01 AM 4 15.79 0.00 1.34 1.50 0.03 81.34 09:49:01 AM 5 4.21 0.00 0.65 0.43 0.02 94.69 09:49:01 AM 6 1.65 0.00 0.45 0.18 0.02 97.70 09:49:01 AM 7 1.55 0.00 0.58 0.18 0.03 97.65 Average: all 14.00 0.05 1.11 3.45 0.06 81.33 Average: 0 9.17 0.04 0.93 2.82 0.06 86.97 Average: 1 20.89 0.00 1.17 4.69 0.07 73.18 Average: 2 20.92 0.02 1.41 4.69 0.07 72.88 Average: 3 12.13 0.00 1.39 4.57 0.06 81.85 Average: 4 11.51 0.01 1.01 4.32 0.06 83.09 Average: 5 9.92 0.00 0.95 3.79 0.05 85.29 Average: 6 11.34 0.34 0.95 2.16 0.05 85.16 Average: 7 16.13 0.01 1.03 0.58 0.06 82.19