---> uname -a: Linux prd-centos8-docker-8c-8g-5544.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 2799.996 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 31888 1080 27196 20 3611 30343 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:54:d3:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86006sec preferred_lft 86006sec inet6 fe80::f816:3eff:fe54:d36f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:0d:de:86 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::42:69ff:fe0d:de86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/27/2026 _x86_64_ (8 CPU) 03:37:29 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 158.41 32.21 126.21 6273.24 39270.28 03:40:01 AM 100.62 0.08 100.53 1.60 9431.99 03:41:01 AM 133.46 14.61 118.85 3227.46 9523.38 03:42:01 AM 337.07 4.77 332.31 1164.95 11089.59 03:43:01 AM 156.89 1.73 155.16 67.97 12815.81 03:44:02 AM 59.64 0.65 58.99 368.47 23707.00 Average: 157.69 9.01 148.68 1850.57 17639.60 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29793468 31249628 2859896 8.76 2688 1793828 1521036 4.51 137728 2338964 36392 03:40:01 AM 29488072 31198480 3165292 9.69 2688 2035720 1520348 4.51 140788 2587452 56156 03:41:01 AM 29080816 31130476 3572548 10.94 2688 2363408 2047868 6.08 193492 2895548 72344 03:42:01 AM 27707128 30153448 4946236 15.15 2688 2751712 2274652 6.75 272800 4153740 179308 03:43:01 AM 27008812 29715860 5644552 17.29 2688 3007704 2619440 7.77 484384 4619924 91060 03:44:02 AM 27889476 31111728 4763888 14.59 2688 3515456 1512400 4.49 759924 3443876 6960 Average: 28494629 30759937 4158735 12.74 2688 2577971 1915957 5.69 331519 3339917 73703 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 324.99 221.78 958.02 63.89 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 73.53 49.92 1101.80 6.85 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 166.11 145.76 1656.53 42.98 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 386.77 347.52 5547.12 49.77 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 239.93 221.06 3059.17 29.76 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:02 AM eth0 134.54 95.47 3762.14 10.04 0.00 0.00 0.00 0.00 03:44:02 AM docker0 4.57 7.82 0.27 142.92 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 220.98 180.25 2680.81 33.88 0.00 0.00 0.00 0.00 Average: docker0 0.76 1.30 0.04 23.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/27/2026 _x86_64_ (8 CPU) 03:37:29 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.22 0.00 1.69 0.82 0.01 88.27 03:39:01 AM 0 8.29 0.00 0.94 0.32 0.00 90.45 03:39:01 AM 1 18.67 0.00 1.67 0.32 0.00 79.33 03:39:01 AM 2 6.79 0.00 1.96 0.32 0.02 90.92 03:39:01 AM 3 11.20 0.00 2.33 0.28 0.02 86.17 03:39:01 AM 4 7.75 0.00 1.39 0.18 0.00 90.68 03:39:01 AM 5 9.25 0.00 1.60 2.00 0.00 87.15 03:39:01 AM 6 5.62 0.00 1.27 0.99 0.00 92.12 03:39:01 AM 7 6.20 0.00 2.33 2.15 0.02 89.31 03:40:01 AM all 5.29 0.00 0.50 0.24 0.01 93.96 03:40:01 AM 0 0.27 0.00 0.10 0.03 0.00 99.60 03:40:01 AM 1 33.87 0.00 2.47 0.92 0.03 62.71 03:40:01 AM 2 2.52 0.00 0.30 0.05 0.00 97.13 03:40:01 AM 3 3.77 0.00 0.60 0.42 0.00 95.21 03:40:01 AM 4 1.15 0.00 0.13 0.02 0.02 98.68 03:40:01 AM 5 0.10 0.00 0.22 0.28 0.02 99.38 03:40:01 AM 6 0.53 0.00 0.13 0.17 0.02 99.15 03:40:01 AM 7 0.08 0.00 0.07 0.00 0.02 99.83 03:41:01 AM all 9.30 0.00 0.98 0.39 0.01 89.34 03:41:01 AM 0 9.42 0.00 0.90 0.18 0.02 89.48 03:41:01 AM 1 10.25 0.00 1.05 0.50 0.00 88.20 03:41:01 AM 2 6.18 0.00 1.15 1.09 0.00 91.58 03:41:01 AM 3 5.28 0.00 0.67 0.28 0.00 93.76 03:41:01 AM 4 6.50 0.00 0.65 0.05 0.00 92.80 03:41:01 AM 5 6.42 0.00 1.14 0.74 0.00 91.70 03:41:01 AM 6 14.62 0.00 1.65 0.13 0.03 83.56 03:41:01 AM 7 15.66 0.00 0.58 0.12 0.00 83.63 03:42:01 AM all 23.87 0.00 1.48 0.91 0.02 73.72 03:42:01 AM 0 27.94 0.00 1.69 1.02 0.02 69.33 03:42:01 AM 1 21.19 0.00 1.67 1.19 0.02 75.93 03:42:01 AM 2 26.22 0.00 1.09 0.55 0.02 72.12 03:42:01 AM 3 23.39 0.00 0.94 0.47 0.02 75.18 03:42:01 AM 4 22.11 0.00 1.78 1.11 0.02 74.99 03:42:01 AM 5 15.30 0.00 2.14 2.13 0.02 80.41 03:42:01 AM 6 27.56 0.00 1.41 0.33 0.02 70.68 03:42:01 AM 7 27.26 0.00 1.14 0.45 0.02 71.13 03:43:01 AM all 12.17 0.00 0.80 0.46 0.00 86.56 03:43:01 AM 0 10.06 0.00 0.74 0.27 0.00 88.94 03:43:01 AM 1 11.54 0.00 0.85 0.33 0.00 87.27 03:43:01 AM 2 10.42 0.00 0.60 0.28 0.00 88.69 03:43:01 AM 3 9.85 0.00 0.57 0.08 0.02 89.48 03:43:01 AM 4 11.23 0.00 0.58 0.25 0.00 87.94 03:43:01 AM 5 16.36 0.00 0.69 0.75 0.00 82.20 03:43:01 AM 6 18.06 0.00 1.94 1.44 0.00 78.56 03:43:01 AM 7 9.86 0.00 0.45 0.27 0.00 89.42 03:44:02 AM all 6.22 0.00 1.33 0.37 0.01 92.07 03:44:02 AM 0 3.08 0.00 1.40 0.03 0.00 95.48 03:44:02 AM 1 7.84 0.00 2.04 0.67 0.02 89.43 03:44:02 AM 2 15.35 0.00 1.65 0.57 0.02 82.41 03:44:02 AM 3 12.86 0.00 1.37 0.03 0.00 85.74 03:44:02 AM 4 3.78 0.00 0.77 0.12 0.02 95.32 03:44:02 AM 5 3.48 0.00 1.29 0.95 0.02 94.26 03:44:02 AM 6 1.77 0.00 0.92 0.27 0.00 97.04 03:44:02 AM 7 1.59 0.00 1.17 0.33 0.00 96.91 Average: all 11.01 0.00 1.13 0.53 0.01 87.33 Average: 0 9.83 0.00 0.96 0.31 0.01 88.89 Average: 1 17.23 0.00 1.63 0.65 0.01 80.48 Average: 2 11.24 0.00 1.13 0.48 0.01 87.15 Average: 3 11.06 0.00 1.08 0.26 0.01 87.60 Average: 4 8.74 0.00 0.88 0.29 0.01 90.08 Average: 5 8.48 0.00 1.18 1.14 0.01 89.19 Average: 6 11.36 0.00 1.22 0.55 0.01 86.86 Average: 7 10.11 0.00 0.96 0.55 0.01 88.37