---> uname -a: Linux prd-centos8-docker-8c-8g-3554.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: 2799.998 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 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 1064 27218 20 3605 30361 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:fa:bf:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.123/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fefa:bf9a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0e:f4:63:7c 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:eff:fef4:637c/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) 10/20/2026 _x86_64_ (8 CPU) 03:37:30 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 205.68 54.19 151.49 6560.76 40109.61 03:40:01 AM 100.77 0.08 100.68 1.60 9082.22 03:41:01 AM 109.25 14.60 94.65 3223.06 9403.52 03:42:01 AM 319.39 4.60 314.80 1159.21 8371.19 03:43:01 AM 180.45 1.88 178.57 51.32 13304.57 03:44:01 AM 61.45 0.67 60.78 387.34 25094.89 Average: 162.71 12.55 150.16 1884.30 17498.79 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29802768 31258764 2850604 8.73 2688 1793512 1509348 4.48 137440 2328900 36304 03:40:01 AM 29527808 31214656 3125564 9.57 2688 2012680 1501096 4.45 140684 2549752 44888 03:41:01 AM 28771556 30803992 3881816 11.89 2688 2347968 1838052 5.45 165312 3238560 61884 03:42:01 AM 28160832 30470056 4492540 13.76 2688 2616380 1964112 5.83 261536 3721184 127492 03:43:01 AM 27114820 29816344 5538552 16.96 2688 3003096 2503076 7.43 483528 4521248 150972 03:44:01 AM 27941000 31156400 4712372 14.43 2688 3510184 1480700 4.39 746936 3409284 23896 Average: 28553131 30786702 4100241 12.56 2688 2547303 1799397 5.34 322573 3294821 74239 03:38:02 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 241.14 192.27 965.15 62.61 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 65.14 46.59 912.36 6.41 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 174.82 135.18 1675.16 34.54 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 325.97 313.53 3530.13 47.13 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 405.68 338.71 5225.04 40.83 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 03:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM eth0 167.93 102.42 3764.45 9.90 0.00 0.00 0.00 0.00 03:44:01 AM docker0 5.43 9.33 0.31 142.98 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 230.08 188.11 2683.49 33.49 0.00 0.00 0.00 0.00 Average: docker0 0.91 1.56 0.05 23.90 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) 10/20/2026 _x86_64_ (8 CPU) 03:37:30 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.55 0.00 1.54 2.50 0.00 87.41 03:39:01 AM 0 11.35 0.00 1.17 0.14 0.00 87.35 03:39:01 AM 1 6.71 0.00 1.87 7.55 0.00 83.86 03:39:01 AM 2 7.59 0.00 1.04 0.12 0.00 91.25 03:39:01 AM 3 6.01 0.00 1.21 0.54 0.00 92.24 03:39:01 AM 4 5.96 0.00 2.61 9.70 0.00 81.73 03:39:01 AM 5 5.46 0.00 1.82 0.37 0.00 92.34 03:39:01 AM 6 11.77 0.00 1.48 0.65 0.00 86.11 03:39:01 AM 7 13.51 0.00 1.16 0.94 0.00 84.40 03:40:01 AM all 4.94 0.00 0.45 0.42 0.00 94.19 03:40:01 AM 0 9.64 0.00 0.87 0.50 0.00 88.99 03:40:01 AM 1 0.50 0.00 0.38 0.87 0.00 98.25 03:40:01 AM 2 6.04 0.00 0.45 0.32 0.00 93.19 03:40:01 AM 3 0.80 0.00 0.27 0.89 0.00 98.05 03:40:01 AM 4 11.52 0.00 1.02 0.40 0.00 87.06 03:40:01 AM 5 1.60 0.00 0.08 0.00 0.00 98.32 03:40:01 AM 6 0.13 0.00 0.10 0.15 0.00 99.62 03:40:01 AM 7 9.29 0.00 0.42 0.25 0.00 90.04 03:41:01 AM all 6.97 0.00 0.76 0.60 0.00 91.66 03:41:01 AM 0 8.33 0.00 0.83 0.07 0.00 90.77 03:41:01 AM 1 1.84 0.00 0.55 0.32 0.00 97.30 03:41:01 AM 2 4.01 0.00 0.65 0.27 0.00 95.08 03:41:01 AM 3 7.18 0.00 1.05 1.64 0.00 90.13 03:41:01 AM 4 12.46 0.00 1.00 0.13 0.02 86.39 03:41:01 AM 5 6.64 0.00 1.09 1.86 0.00 90.42 03:41:01 AM 6 6.16 0.00 0.55 0.52 0.00 92.77 03:41:01 AM 7 9.18 0.00 0.37 0.02 0.00 90.44 03:42:01 AM all 19.65 0.00 1.28 1.16 0.00 77.90 03:42:01 AM 0 14.38 0.00 0.87 0.38 0.00 84.37 03:42:01 AM 1 18.50 0.00 1.19 1.59 0.00 78.72 03:42:01 AM 2 12.35 0.00 2.13 2.56 0.02 82.94 03:42:01 AM 3 21.89 0.00 1.32 1.47 0.00 75.32 03:42:01 AM 4 27.44 0.00 0.75 0.23 0.00 71.57 03:42:01 AM 5 18.17 0.00 1.19 0.49 0.00 80.16 03:42:01 AM 6 25.77 0.00 1.62 1.91 0.02 70.69 03:42:01 AM 7 18.71 0.00 1.21 0.67 0.00 79.42 03:43:01 AM all 17.40 0.00 1.15 0.76 0.01 80.68 03:43:01 AM 0 18.75 0.00 1.54 0.22 0.02 79.48 03:43:01 AM 1 9.04 0.00 0.92 0.35 0.00 89.69 03:43:01 AM 2 21.12 0.00 1.00 0.94 0.00 76.94 03:43:01 AM 3 18.38 0.00 0.74 0.17 0.02 80.70 03:43:01 AM 4 25.75 0.00 1.32 2.11 0.00 70.81 03:43:01 AM 5 18.27 0.00 0.99 0.18 0.00 80.55 03:43:01 AM 6 15.21 0.00 1.64 1.56 0.02 81.57 03:43:01 AM 7 12.69 0.00 1.06 0.55 0.02 85.68 03:44:01 AM all 4.36 0.00 1.20 0.69 0.01 93.74 03:44:01 AM 0 1.77 0.00 1.14 0.02 0.00 97.07 03:44:01 AM 1 5.01 0.00 1.15 0.08 0.02 93.73 03:44:01 AM 2 2.60 0.00 1.27 0.65 0.00 95.48 03:44:01 AM 3 6.06 0.00 1.15 0.33 0.00 92.45 03:44:01 AM 4 2.46 0.00 1.41 2.83 0.02 93.29 03:44:01 AM 5 1.82 0.00 1.09 0.02 0.02 97.05 03:44:01 AM 6 1.99 0.00 0.90 0.50 0.00 96.60 03:44:01 AM 7 13.18 0.00 1.52 1.09 0.00 84.21 Average: all 10.31 0.00 1.06 1.02 0.00 87.60 Average: 0 10.70 0.00 1.07 0.22 0.00 88.01 Average: 1 6.93 0.00 1.01 1.77 0.00 90.28 Average: 2 8.95 0.00 1.09 0.81 0.00 89.15 Average: 3 10.06 0.00 0.96 0.84 0.00 88.14 Average: 4 14.29 0.00 1.35 2.54 0.01 81.82 Average: 5 8.66 0.00 1.04 0.49 0.00 89.81 Average: 6 10.16 0.00 1.05 0.88 0.01 87.91 Average: 7 12.75 0.00 0.95 0.58 0.00 85.71