---> uname -a: Linux prd-centos8-docker-8c-8g-2222.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 1001 28431 19 2458 30439 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:b1:98:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:feb1:9879/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c8:23:24:dd 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) 01/23/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 128.38 2.00 126.38 288.62 8792.25 05:20:01 AM 209.96 3.08 206.88 672.58 9526.21 05:21:01 AM 74.13 1.25 72.88 368.68 6104.40 Average: 137.49 2.11 135.38 443.30 8140.92 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29270228 31010524 3385484 10.37 2688 2058476 1996436 5.92 153780 2777580 128144 05:20:01 AM 27176364 29124076 5479348 16.78 2688 2258052 3715592 11.02 215288 4768796 86456 05:21:01 AM 29155472 31210564 3500240 10.72 2688 2361736 1443188 4.28 407064 2593392 56796 Average: 28534021 30448388 4121691 12.62 2688 2226088 2385072 7.08 258711 3379923 90465 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 127.03 109.98 1191.96 41.68 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 256.55 231.19 2385.64 48.65 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 177.29 176.79 806.19 171.96 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 186.96 172.66 1461.28 87.43 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) 01/23/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.76 0.00 0.89 0.70 0.05 88.60 05:19:01 AM 0 8.08 0.00 0.75 0.30 0.07 90.81 05:19:01 AM 1 9.15 0.00 0.99 0.74 0.07 89.06 05:19:01 AM 2 4.71 0.00 0.50 1.40 0.07 93.31 05:19:01 AM 3 11.23 0.00 0.77 1.32 0.07 86.61 05:19:01 AM 4 10.63 0.00 0.85 0.72 0.05 87.75 05:19:01 AM 5 17.89 0.00 1.89 0.65 0.05 79.53 05:19:01 AM 6 9.42 0.00 0.67 0.15 0.03 89.73 05:19:01 AM 7 6.96 0.00 0.73 0.30 0.03 91.97 05:20:01 AM all 37.91 0.00 1.72 0.93 0.09 59.35 05:20:01 AM 0 50.57 0.00 1.87 0.50 0.12 46.94 05:20:01 AM 1 24.84 0.00 1.86 2.19 0.10 71.01 05:20:01 AM 2 38.03 0.00 1.62 1.37 0.08 58.90 05:20:01 AM 3 28.86 0.00 1.27 0.79 0.10 68.98 05:20:01 AM 4 42.24 0.00 1.77 0.67 0.10 55.22 05:20:01 AM 5 39.16 0.00 1.84 0.50 0.08 58.42 05:20:01 AM 6 45.86 0.00 1.69 0.48 0.08 51.89 05:20:01 AM 7 33.66 0.00 1.82 0.97 0.08 63.46 05:21:01 AM all 31.91 0.00 1.51 0.32 0.08 66.18 05:21:01 AM 0 24.41 0.00 1.19 0.52 0.08 73.80 05:21:01 AM 1 44.56 0.00 1.97 0.07 0.08 53.32 05:21:01 AM 2 32.40 0.00 1.79 0.79 0.08 64.94 05:21:01 AM 3 34.89 0.00 1.55 0.07 0.07 63.42 05:21:01 AM 4 31.14 0.00 1.30 0.33 0.07 67.16 05:21:01 AM 5 35.37 0.00 1.70 0.33 0.07 62.52 05:21:01 AM 6 24.47 0.00 1.12 0.13 0.08 74.19 05:21:01 AM 7 28.07 0.00 1.44 0.35 0.07 70.08 Average: all 26.52 0.00 1.37 0.65 0.07 71.38 Average: 0 27.67 0.00 1.27 0.44 0.09 70.53 Average: 1 26.19 0.00 1.61 1.00 0.08 71.13 Average: 2 25.04 0.00 1.30 1.19 0.08 72.39 Average: 3 24.99 0.00 1.20 0.72 0.08 73.01 Average: 4 27.99 0.00 1.31 0.57 0.07 70.05 Average: 5 30.80 0.00 1.81 0.50 0.07 66.82 Average: 6 26.57 0.00 1.16 0.26 0.07 71.95 Average: 7 22.88 0.00 1.33 0.54 0.06 75.18