---> uname -a: Linux prd-centos8-docker-8c-8g-988.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 nrip_save 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1044 27663 19 3182 30389 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:34:a1:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.86/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fe34:a1fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:91:65:eb 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/02/2026 _x86_64_ (8 CPU) 10:45:38 LINUX RESTART (8 CPU) 10:46:01 AM tps rtps wtps bread/s bwrtn/s 10:47:01 AM 305.97 12.65 293.32 1978.20 12339.98 10:48:01 AM 289.47 16.28 273.19 3006.33 13443.15 10:49:01 AM 150.61 2.85 147.76 853.59 19251.74 Average: 248.68 10.59 238.09 1946.10 15011.54 10:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:47:01 AM 29404564 31201492 3251148 9.96 2688 2115464 1462820 4.34 181796 2619404 189864 10:48:01 AM 28599676 30896152 4056036 12.42 2688 2602372 1661060 4.93 206576 3335304 266740 10:49:01 AM 28392512 31182080 4263200 13.05 2688 3088376 1384556 4.11 470972 3257448 211164 Average: 28798917 31093241 3856795 11.81 2688 2602071 1502812 4.46 286448 3070719 222589 10:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:47:01 AM eth0 519.88 336.66 2674.17 89.95 0.00 0.00 0.00 0.00 10:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:48:01 AM eth0 482.46 387.82 5614.97 55.69 0.00 0.00 0.00 0.00 10:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:01 AM eth0 298.52 211.00 6331.31 57.49 0.00 0.00 0.00 0.00 10:49:01 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 433.62 311.83 4873.52 67.71 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/02/2026 _x86_64_ (8 CPU) 10:45:38 LINUX RESTART (8 CPU) 10:46:01 AM CPU %user %nice %system %iowait %steal %idle 10:47:01 AM all 12.16 0.00 1.59 0.90 0.05 85.30 10:47:01 AM 0 10.73 0.00 0.95 0.38 0.05 87.89 10:47:01 AM 1 19.30 0.00 2.01 0.62 0.07 78.01 10:47:01 AM 2 12.65 0.00 1.94 0.57 0.07 84.77 10:47:01 AM 3 6.17 0.00 0.79 0.42 0.07 92.55 10:47:01 AM 4 10.65 0.00 1.19 0.77 0.03 87.36 10:47:01 AM 5 9.51 0.00 0.77 0.33 0.03 89.35 10:47:01 AM 6 17.31 0.00 2.99 3.56 0.07 76.08 10:47:01 AM 7 11.00 0.00 2.10 0.55 0.03 86.32 10:48:01 AM all 11.01 0.00 1.19 1.57 0.08 86.15 10:48:01 AM 0 8.28 0.00 1.09 2.14 0.07 88.43 10:48:01 AM 1 11.91 0.00 1.09 1.77 0.08 85.15 10:48:01 AM 2 16.09 0.00 1.29 1.64 0.10 80.88 10:48:01 AM 3 3.67 0.00 0.92 1.71 0.07 93.64 10:48:01 AM 4 15.20 0.00 1.26 0.94 0.07 82.54 10:48:01 AM 5 18.82 0.00 1.44 0.30 0.07 79.37 10:48:01 AM 6 4.97 0.00 0.92 1.37 0.07 92.67 10:48:01 AM 7 9.18 0.00 1.54 2.66 0.08 86.54 10:49:01 AM all 29.62 0.00 1.33 1.55 0.08 67.42 10:49:01 AM 0 33.17 0.00 0.60 0.00 0.08 66.14 10:49:01 AM 1 24.50 0.00 2.21 2.90 0.08 70.31 10:49:01 AM 2 20.00 0.00 1.07 0.38 0.08 78.46 10:49:01 AM 3 37.24 0.00 1.24 2.02 0.07 59.44 10:49:01 AM 4 38.00 0.00 1.64 0.08 0.12 60.16 10:49:01 AM 5 44.86 0.00 0.78 1.70 0.08 52.57 10:49:01 AM 6 15.06 0.00 1.05 0.17 0.05 83.67 10:49:01 AM 7 24.12 0.00 2.02 5.14 0.08 68.63 Average: all 17.61 0.00 1.37 1.34 0.07 79.62 Average: 0 17.40 0.00 0.88 0.84 0.07 80.81 Average: 1 18.56 0.00 1.77 1.76 0.08 77.83 Average: 2 16.25 0.00 1.43 0.86 0.08 81.37 Average: 3 15.71 0.00 0.98 1.38 0.07 81.86 Average: 4 21.29 0.00 1.36 0.60 0.07 76.68 Average: 5 24.40 0.00 1.00 0.78 0.06 73.77 Average: 6 12.44 0.00 1.65 1.70 0.06 84.15 Average: 7 14.78 0.00 1.88 2.79 0.07 80.49