---> uname -a: Linux prd-centos8-docker-8c-8g-4834.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 1067 27209 20 3610 30356 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:33:3e:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.243/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe33:3e4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:41:75:ec 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::42:93ff:fe41:75ec/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) 09/25/2026 _x86_64_ (8 CPU) 03:37:37 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 115.53 6.05 109.48 921.03 6051.30 03:40:01 AM 231.64 14.56 217.08 3222.39 14549.82 03:41:01 AM 378.21 4.82 373.39 1166.01 11893.64 03:42:01 AM 170.96 2.50 168.46 437.99 34614.35 Average: 224.08 6.98 217.10 1436.85 16777.27 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29425796 31212996 3227576 9.88 2688 2109048 1461280 4.34 151576 2633368 263024 03:40:01 AM 28691964 30808644 3961408 12.13 2688 2428640 1854440 5.50 201988 3268288 132000 03:41:01 AM 27607328 30065420 5046044 15.45 2688 2763072 2302424 6.83 397368 4125256 167212 03:42:01 AM 27899488 31119788 4753884 14.56 2688 3514008 1498516 4.45 766360 3424936 23464 Average: 28406144 30801712 4247228 13.01 2688 2703692 1779165 5.28 379323 3362962 146425 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 111.10 77.87 1334.58 11.14 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 261.48 233.57 2648.11 56.60 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 356.58 312.96 4644.71 42.93 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 430.86 337.24 6727.81 42.70 0.00 0.00 0.00 0.00 03:42:01 AM docker0 4.02 7.40 0.24 142.86 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 290.00 240.41 3838.80 38.34 0.00 0.00 0.00 0.00 Average: docker0 1.00 1.85 0.06 35.72 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) 09/25/2026 _x86_64_ (8 CPU) 03:37:37 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.48 0.00 0.88 1.12 0.00 89.52 03:39:01 AM 0 0.27 0.00 0.37 3.24 0.00 96.13 03:39:01 AM 1 9.31 0.00 0.67 0.20 0.00 89.82 03:39:01 AM 2 4.97 0.00 0.57 0.68 0.00 93.78 03:39:01 AM 3 8.64 0.00 0.65 0.47 0.00 90.24 03:39:01 AM 4 14.09 0.00 1.24 0.25 0.00 84.43 03:39:01 AM 5 20.38 0.00 2.20 2.69 0.02 74.71 03:39:01 AM 6 5.74 0.00 0.72 1.44 0.00 92.10 03:39:01 AM 7 4.41 0.00 0.62 0.03 0.00 94.93 03:40:01 AM all 12.62 0.00 1.24 0.77 0.01 85.36 03:40:01 AM 0 4.53 0.00 0.63 0.32 0.00 94.52 03:40:01 AM 1 15.43 0.00 1.49 0.50 0.02 82.56 03:40:01 AM 2 18.83 0.00 0.82 0.22 0.02 80.12 03:40:01 AM 3 9.45 0.00 1.41 1.62 0.00 87.52 03:40:01 AM 4 6.95 0.00 1.07 0.74 0.02 91.22 03:40:01 AM 5 15.56 0.00 1.22 0.58 0.00 82.64 03:40:01 AM 6 13.15 0.00 1.30 0.77 0.00 84.78 03:40:01 AM 7 17.08 0.00 1.97 1.40 0.02 79.52 03:41:01 AM all 25.95 0.00 1.74 1.00 0.01 71.30 03:41:01 AM 0 21.04 0.00 1.30 0.24 0.02 77.41 03:41:01 AM 1 17.90 0.00 2.59 4.15 0.00 75.36 03:41:01 AM 2 33.97 0.00 1.56 0.65 0.02 63.80 03:41:01 AM 3 36.46 0.00 1.80 0.81 0.02 60.93 03:41:01 AM 4 28.09 0.00 2.02 0.62 0.00 69.27 03:41:01 AM 5 29.98 0.00 1.63 0.67 0.02 67.70 03:41:01 AM 6 23.31 0.00 1.51 0.50 0.02 74.65 03:41:01 AM 7 16.78 0.00 1.55 0.39 0.00 81.29 03:42:01 AM all 15.76 0.00 2.37 0.62 0.01 81.25 03:42:01 AM 0 23.89 0.00 2.01 0.13 0.02 73.95 03:42:01 AM 1 5.16 0.00 2.08 1.02 0.00 91.74 03:42:01 AM 2 13.49 0.00 3.61 0.70 0.00 82.19 03:42:01 AM 3 25.71 0.00 2.36 0.28 0.00 71.64 03:42:01 AM 4 5.48 0.00 1.78 1.02 0.00 91.72 03:42:01 AM 5 15.82 0.00 2.13 0.55 0.00 81.49 03:42:01 AM 6 20.13 0.00 2.59 0.97 0.02 76.29 03:42:01 AM 7 16.36 0.00 2.38 0.23 0.02 81.00 Average: all 15.68 0.00 1.56 0.88 0.01 81.87 Average: 0 12.40 0.00 1.08 0.98 0.01 85.53 Average: 1 11.95 0.00 1.70 1.47 0.00 84.88 Average: 2 17.79 0.00 1.64 0.56 0.01 80.00 Average: 3 20.05 0.00 1.55 0.80 0.00 77.60 Average: 4 13.64 0.00 1.53 0.66 0.00 84.18 Average: 5 20.43 0.00 1.80 1.13 0.01 76.64 Average: 6 15.57 0.00 1.53 0.92 0.01 81.98 Average: 7 13.65 0.00 1.63 0.52 0.01 84.19