---> uname -a: Linux prd-centos8-docker-8c-8g-242.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: 2800.000 BogoMIPS: 5600.00 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 1046 27240 20 3600 30378 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:51:0b:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.20/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe51:b83/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e9:9e:81:fa 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:e9ff:fe9e:81fa/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) 10/09/2026 _x86_64_ (8 CPU) 03:37:44 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 153.50 18.31 135.19 3447.28 7076.19 03:40:01 AM 296.10 14.86 281.24 3229.20 15372.37 03:41:01 AM 346.92 6.11 340.80 1201.60 12520.36 Average: 265.50 13.10 252.41 2625.99 11656.10 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29552656 31233200 3100716 9.50 2688 2005688 1439572 4.27 138512 2534000 173720 03:40:01 AM 28656548 30789904 3996824 12.24 2688 2444336 1822756 5.41 204652 3297192 153716 03:41:01 AM 27346452 29925304 5306920 16.25 2688 2882236 2428884 7.21 406748 4368248 265000 Average: 28518552 30649469 4134820 12.66 2688 2444087 1897071 5.63 249971 3399813 197479 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 410.30 279.87 1847.32 65.50 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 319.26 292.30 3231.11 63.24 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 482.31 435.79 6310.08 55.62 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 403.96 335.99 3796.20 61.45 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) 10/09/2026 _x86_64_ (8 CPU) 03:37:44 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 10.82 0.00 1.44 1.85 0.01 85.88 03:39:01 AM 0 12.62 0.00 1.39 0.58 0.02 85.39 03:39:01 AM 1 3.35 0.00 1.41 2.31 0.02 92.92 03:39:01 AM 2 10.75 0.00 1.72 4.05 0.02 83.46 03:39:01 AM 3 31.55 0.00 2.57 1.62 0.02 64.24 03:39:01 AM 4 11.00 0.00 1.47 1.10 0.00 86.42 03:39:01 AM 5 7.18 0.00 0.85 2.96 0.02 88.99 03:39:01 AM 6 4.08 0.00 1.30 1.54 0.00 93.08 03:39:01 AM 7 5.98 0.00 0.84 0.65 0.00 92.53 03:40:01 AM all 14.82 0.00 1.35 0.82 0.01 82.99 03:40:01 AM 0 18.79 0.00 2.65 1.66 0.00 76.91 03:40:01 AM 1 16.54 0.00 1.57 1.14 0.02 80.73 03:40:01 AM 2 11.91 0.00 1.46 0.82 0.02 85.79 03:40:01 AM 3 25.87 0.00 1.12 0.84 0.02 72.16 03:40:01 AM 4 10.80 0.00 1.04 0.45 0.02 87.70 03:40:01 AM 5 13.75 0.00 0.97 0.45 0.00 84.83 03:40:01 AM 6 6.76 0.00 1.07 0.84 0.02 91.31 03:40:01 AM 7 14.16 0.00 0.95 0.38 0.02 84.49 03:41:01 AM all 24.06 0.00 1.55 0.86 0.02 73.52 03:41:01 AM 0 20.72 0.00 1.77 1.62 0.02 75.86 03:41:01 AM 1 34.16 0.00 1.63 0.47 0.02 63.73 03:41:01 AM 2 23.30 0.00 1.09 0.30 0.02 75.29 03:41:01 AM 3 15.77 0.00 1.21 0.59 0.02 82.42 03:41:01 AM 4 24.61 0.00 1.26 0.49 0.02 73.63 03:41:01 AM 5 20.91 0.00 1.71 1.21 0.02 76.16 03:41:01 AM 6 26.26 0.00 1.73 0.47 0.03 71.51 03:41:01 AM 7 26.77 0.00 1.97 1.73 0.02 69.52 Average: all 16.56 0.00 1.45 1.18 0.01 80.80 Average: 0 17.37 0.00 1.93 1.29 0.01 79.39 Average: 1 18.01 0.00 1.54 1.31 0.02 79.13 Average: 2 15.32 0.00 1.42 1.72 0.02 81.52 Average: 3 24.41 0.00 1.64 1.02 0.02 72.93 Average: 4 15.46 0.00 1.25 0.68 0.01 82.59 Average: 5 13.94 0.00 1.18 1.54 0.01 83.34 Average: 6 12.35 0.00 1.37 0.95 0.02 85.31 Average: 7 15.61 0.00 1.25 0.92 0.01 82.20