---> uname -a: Linux prd-centos8-docker-8c-8g-5414.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: 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 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 1020 28354 19 2515 30420 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:68:be:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe68:be2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:e2:37:7c 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) 03/27/2026 _x86_64_ (8 CPU) 05:19:16 LINUX RESTART (8 CPU) 05:20:02 AM tps rtps wtps bread/s bwrtn/s 05:21:01 AM 123.26 1.90 121.37 303.49 9288.04 05:22:01 AM 181.76 2.37 179.39 640.32 10358.00 05:23:01 AM 94.45 1.52 92.93 387.94 5625.06 05:24:01 AM 60.83 2.92 57.91 161.95 4747.68 Average: 115.04 2.18 112.87 373.71 7497.31 05:20:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:21:01 AM 29465028 31257156 3190684 9.77 2688 2111700 1363208 4.04 148244 2596020 204480 05:22:01 AM 27861060 29804848 4794652 14.68 2688 2256568 2813424 8.35 209188 4101652 78356 05:23:01 AM 27411476 29517192 5244236 16.06 2688 2413980 2830636 8.40 237748 4502116 74436 05:24:01 AM 29036236 31152148 3619476 11.08 2688 2422904 1486396 4.41 425384 2695012 8452 Average: 28443450 30432836 4212262 12.90 2688 2301288 2123416 6.30 255141 3473700 91431 05:20:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 210.54 159.00 1586.88 37.17 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 05:22:01 AM eth0 217.74 209.21 1652.36 42.79 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 AM eth0 163.69 135.54 1547.24 29.72 0.00 0.00 0.00 0.00 05:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 AM eth0 137.09 135.52 62.13 166.48 0.00 0.00 0.00 0.00 05:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 182.15 159.82 1210.57 69.17 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) 03/27/2026 _x86_64_ (8 CPU) 05:19:16 LINUX RESTART (8 CPU) 05:20:02 AM CPU %user %nice %system %iowait %steal %idle 05:21:01 AM all 7.68 0.00 0.88 0.65 0.04 90.74 05:21:01 AM 0 1.78 0.00 0.34 0.85 0.05 96.98 05:21:01 AM 1 5.73 0.00 1.00 0.77 0.05 92.45 05:21:01 AM 2 5.14 0.00 0.85 0.41 0.07 93.53 05:21:01 AM 3 7.23 0.00 0.98 0.17 0.07 91.55 05:21:01 AM 4 16.31 0.00 1.53 1.39 0.03 80.73 05:21:01 AM 5 13.11 0.00 0.97 0.63 0.03 85.26 05:21:01 AM 6 10.16 0.00 1.07 0.95 0.03 87.78 05:21:01 AM 7 1.99 0.00 0.31 0.05 0.02 97.64 05:22:01 AM all 31.85 0.00 1.45 0.91 0.09 65.70 05:22:01 AM 0 41.60 0.00 1.70 2.07 0.10 54.53 05:22:01 AM 1 28.23 0.00 1.05 0.18 0.08 70.45 05:22:01 AM 2 28.35 0.00 1.77 1.89 0.08 67.90 05:22:01 AM 3 47.54 0.00 1.14 0.43 0.08 50.81 05:22:01 AM 4 32.37 0.00 1.49 0.55 0.08 65.50 05:22:01 AM 5 23.21 0.00 2.21 1.12 0.10 73.36 05:22:01 AM 6 15.49 0.00 0.82 0.32 0.08 83.29 05:22:01 AM 7 37.99 0.00 1.44 0.72 0.07 59.78 05:23:01 AM all 34.01 0.00 1.30 1.75 0.07 62.87 05:23:01 AM 0 38.10 0.00 1.12 1.05 0.08 59.65 05:23:01 AM 1 26.71 0.00 1.14 2.34 0.08 69.73 05:23:01 AM 2 36.31 0.00 1.35 5.30 0.07 56.97 05:23:01 AM 3 31.82 0.00 1.65 0.07 0.07 66.39 05:23:01 AM 4 35.36 0.00 1.25 2.05 0.07 61.27 05:23:01 AM 5 33.73 0.00 1.72 0.53 0.07 63.94 05:23:01 AM 6 32.43 0.00 0.80 2.11 0.07 64.59 05:23:01 AM 7 37.59 0.00 1.35 0.57 0.07 60.43 05:24:01 AM all 13.46 0.00 1.21 1.06 0.06 84.20 05:24:01 AM 0 9.72 0.00 1.10 0.10 0.07 89.01 05:24:01 AM 1 22.05 0.00 1.70 0.60 0.05 75.59 05:24:01 AM 2 11.40 0.00 1.14 1.84 0.07 85.56 05:24:01 AM 3 28.62 0.00 1.94 1.45 0.07 67.92 05:24:01 AM 4 4.07 0.00 0.75 0.12 0.08 94.98 05:24:01 AM 5 8.72 0.00 0.99 2.31 0.05 87.94 05:24:01 AM 6 12.51 0.00 1.00 0.85 0.03 85.60 05:24:01 AM 7 10.54 0.00 1.10 1.25 0.05 87.05 Average: all 21.80 0.00 1.21 1.10 0.06 75.82 Average: 0 22.88 0.00 1.07 1.02 0.08 74.96 Average: 1 20.75 0.00 1.22 0.97 0.07 76.99 Average: 2 20.36 0.00 1.28 2.37 0.07 75.93 Average: 3 28.89 0.00 1.43 0.53 0.07 69.08 Average: 4 22.06 0.00 1.25 1.03 0.07 75.59 Average: 5 19.72 0.00 1.47 1.15 0.06 77.60 Average: 6 17.68 0.00 0.92 1.06 0.05 80.29 Average: 7 22.10 0.00 1.05 0.65 0.05 76.15