---> uname -a: Linux prd-centos8-docker-8c-8g-985.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 1004 28205 19 2679 30437 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:16:46:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.59/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe16:4678/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8b:e9:cb:f5 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) 03/10/2026 _x86_64_ (8 CPU) 15:28:59 LINUX RESTART (8 CPU) 03:30:01 PM tps rtps wtps bread/s bwrtn/s 03:31:01 PM 220.78 17.33 203.45 3623.46 11321.39 03:32:01 PM 168.84 1.85 166.99 593.50 13441.29 Average: 194.81 9.59 185.22 2108.61 12381.25 03:30:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:31:01 PM 28741720 30733884 3913984 11.99 2688 2307448 1822832 5.41 213784 3228432 168320 03:32:01 PM 27594684 29851460 5061020 15.50 2688 2566324 3390320 10.06 282728 4280856 52252 Average: 28168202 30292672 4487502 13.74 2688 2436886 2606576 7.73 248256 3754644 110286 03:30:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 PM eth0 267.64 223.34 2568.91 38.27 0.00 0.00 0.00 0.00 03:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 PM eth0 377.77 275.59 3653.36 50.50 0.00 0.00 0.00 0.00 03:32:01 PM 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 322.70 249.46 3111.09 44.38 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) 03/10/2026 _x86_64_ (8 CPU) 15:28:59 LINUX RESTART (8 CPU) 03:30:01 PM CPU %user %nice %system %iowait %steal %idle 03:31:01 PM all 17.04 0.00 1.19 1.60 0.08 80.09 03:31:01 PM 0 13.91 0.00 0.73 1.44 0.05 83.87 03:31:01 PM 1 11.62 0.00 1.02 1.53 0.18 85.64 03:31:01 PM 2 15.50 0.00 0.92 3.98 0.05 79.56 03:31:01 PM 3 29.77 0.00 1.67 1.38 0.07 67.11 03:31:01 PM 4 12.42 0.00 1.17 1.41 0.07 84.93 03:31:01 PM 5 22.31 0.00 2.21 1.89 0.07 73.52 03:31:01 PM 6 18.49 0.00 1.20 0.92 0.08 79.30 03:31:01 PM 7 12.28 0.00 0.63 0.28 0.05 86.75 03:32:01 PM all 35.62 0.00 1.17 1.18 0.09 61.94 03:32:01 PM 0 39.63 0.00 0.67 1.62 0.12 57.97 03:32:01 PM 1 43.65 0.00 1.94 2.54 0.10 51.76 03:32:01 PM 2 41.91 0.00 1.17 1.12 0.10 55.70 03:32:01 PM 3 43.83 0.00 1.67 0.38 0.10 54.02 03:32:01 PM 4 33.78 0.00 1.42 0.65 0.10 64.05 03:32:01 PM 5 28.23 0.00 1.02 0.33 0.10 70.32 03:32:01 PM 6 27.11 0.00 0.74 0.94 0.08 71.13 03:32:01 PM 7 26.79 0.00 0.74 1.84 0.05 70.58 Average: all 26.33 0.00 1.18 1.39 0.09 71.01 Average: 0 26.76 0.00 0.70 1.53 0.08 70.93 Average: 1 27.62 0.00 1.48 2.04 0.14 68.72 Average: 2 28.71 0.00 1.04 2.55 0.08 67.62 Average: 3 36.79 0.00 1.67 0.88 0.08 60.57 Average: 4 23.11 0.00 1.30 1.03 0.08 74.48 Average: 5 25.27 0.00 1.61 1.11 0.08 71.92 Average: 6 22.80 0.00 0.97 0.93 0.08 75.22 Average: 7 19.53 0.00 0.69 1.06 0.05 78.67