---> uname -a: Linux prd-centos8-docker-8c-8g-414.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 1065 27218 20 3604 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:e9:27:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.192/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fee9:275b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:33:78:91:39 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::42:33ff:fe78:9139/64 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) 10/10/2026 _x86_64_ (8 CPU) 03:37:43 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 217.57 19.81 197.77 4342.91 7578.99 03:40:01 AM 419.91 14.78 405.13 3124.69 17103.33 03:41:01 AM 244.55 6.88 237.67 1276.40 11089.88 Average: 294.00 13.82 280.18 2914.48 11923.69 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29529968 31215108 3123404 9.57 2688 2010264 1449212 4.30 139040 2555424 173668 03:40:01 AM 28555460 30697900 4097912 12.55 2688 2452848 1873448 5.56 209100 3390480 144608 03:41:01 AM 27378316 29971036 5275056 16.15 2688 2895424 2367480 7.02 416740 4327256 272296 Average: 28487915 30628015 4165457 12.76 2688 2452845 1896713 5.63 254960 3424387 196857 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 345.29 232.27 1851.65 63.11 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 325.06 294.47 3330.73 65.05 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 494.37 425.40 6363.01 53.91 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 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 388.26 317.39 3848.77 60.69 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 10/10/2026 _x86_64_ (8 CPU) 03:37:43 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.19 0.00 1.66 1.33 0.01 85.81 03:39:01 AM 0 14.03 0.00 1.65 0.45 0.03 83.83 03:39:01 AM 1 9.67 0.00 2.04 1.09 0.00 87.20 03:39:01 AM 2 8.23 0.00 1.31 0.35 0.00 90.11 03:39:01 AM 3 9.50 0.00 1.25 0.30 0.00 88.95 03:39:01 AM 4 16.20 0.00 1.23 0.32 0.02 82.23 03:39:01 AM 5 9.04 0.00 2.13 2.88 0.00 85.96 03:39:01 AM 6 6.43 0.00 1.78 1.57 0.00 90.22 03:39:01 AM 7 16.35 0.00 1.90 3.71 0.02 78.03 03:40:01 AM all 16.64 0.00 1.59 1.10 0.01 80.67 03:40:01 AM 0 6.43 0.00 1.27 0.64 0.00 91.66 03:40:01 AM 1 13.21 0.00 1.93 1.98 0.02 82.87 03:40:01 AM 2 13.20 0.00 1.46 1.16 0.00 84.18 03:40:01 AM 3 14.28 0.00 1.81 1.17 0.02 82.72 03:40:01 AM 4 18.14 0.00 1.17 0.62 0.00 80.07 03:40:01 AM 5 17.12 0.00 2.07 2.24 0.02 78.55 03:40:01 AM 6 32.06 0.00 1.55 0.40 0.03 65.95 03:40:01 AM 7 18.60 0.00 1.42 0.60 0.02 79.36 03:41:01 AM all 26.03 0.00 1.65 0.70 0.01 71.61 03:41:01 AM 0 19.28 0.00 1.44 0.37 0.02 78.89 03:41:01 AM 1 22.22 0.00 1.49 0.47 0.02 75.80 03:41:01 AM 2 24.93 0.00 2.11 0.92 0.02 72.02 03:41:01 AM 3 24.46 0.00 2.02 1.44 0.00 72.08 03:41:01 AM 4 24.87 0.00 1.35 0.55 0.02 73.21 03:41:01 AM 5 15.41 0.00 1.39 0.35 0.00 82.84 03:41:01 AM 6 40.12 0.00 2.10 0.78 0.02 56.97 03:41:01 AM 7 36.85 0.00 1.29 0.74 0.02 61.11 Average: all 17.95 0.00 1.63 1.05 0.01 79.37 Average: 0 13.25 0.00 1.46 0.49 0.02 84.80 Average: 1 15.03 0.00 1.82 1.18 0.01 81.96 Average: 2 15.46 0.00 1.62 0.81 0.01 82.10 Average: 3 16.06 0.00 1.69 0.97 0.01 81.27 Average: 4 19.74 0.00 1.25 0.50 0.01 78.50 Average: 5 13.86 0.00 1.86 1.82 0.01 82.45 Average: 6 26.23 0.00 1.81 0.92 0.02 71.03 Average: 7 23.93 0.00 1.54 1.68 0.02 72.84