---> uname -a: Linux prd-centos8-docker-8c-8g-2697.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 989 28295 19 2605 30455 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:0f:07:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.14/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86228sec preferred_lft 86228sec inet6 fe80::f816:3eff:fe0f:71f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:15:0a:73 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) 03/18/2026 _x86_64_ (8 CPU) 05:20:46 LINUX RESTART (8 CPU) 05:21:01 AM tps rtps wtps bread/s bwrtn/s 05:22:01 AM 254.56 20.47 234.08 5533.25 9730.10 05:23:01 AM 283.65 18.23 265.42 4044.93 15260.17 Average: 269.10 19.35 249.75 4789.21 12494.68 05:21:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:22:01 AM 29556684 31302664 3099028 9.49 2688 2065256 1408600 4.18 152396 2503636 228580 05:23:01 AM 27342124 29538924 5313588 16.27 2688 2508188 2878024 8.54 256268 4563896 178692 Average: 28449404 30420794 4206308 12.88 2688 2286722 2143312 6.36 204332 3533766 203636 05:21:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 473.21 307.66 2197.94 83.73 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 386.72 308.40 5071.43 48.27 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 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 429.97 308.03 3634.44 66.00 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) 03/18/2026 _x86_64_ (8 CPU) 05:20:46 LINUX RESTART (8 CPU) 05:21:01 AM CPU %user %nice %system %iowait %steal %idle 05:22:01 AM all 14.76 0.00 1.95 0.64 0.06 82.59 05:22:01 AM 0 16.89 0.00 2.17 2.24 0.07 78.63 05:22:01 AM 1 15.05 0.00 2.08 0.28 0.08 82.51 05:22:01 AM 2 21.01 0.00 2.16 0.23 0.08 76.51 05:22:01 AM 3 16.19 0.00 2.44 0.43 0.03 80.90 05:22:01 AM 4 4.90 0.00 1.40 0.75 0.08 92.86 05:22:01 AM 5 12.16 0.00 0.79 0.25 0.05 86.75 05:22:01 AM 6 15.35 0.00 2.51 0.35 0.05 81.74 05:22:01 AM 7 16.55 0.00 2.06 0.59 0.03 80.77 05:23:01 AM all 29.31 0.00 1.25 0.88 0.08 68.49 05:23:01 AM 0 31.40 0.00 0.65 0.07 0.08 67.80 05:23:01 AM 1 22.94 0.00 1.12 1.00 0.08 74.86 05:23:01 AM 2 30.81 0.00 1.20 1.00 0.08 66.90 05:23:01 AM 3 37.00 0.00 1.54 1.39 0.08 59.99 05:23:01 AM 4 30.47 0.00 1.51 1.04 0.07 66.92 05:23:01 AM 5 37.48 0.00 1.39 0.48 0.07 60.58 05:23:01 AM 6 32.93 0.00 1.65 0.97 0.07 64.38 05:23:01 AM 7 11.44 0.00 0.92 1.09 0.08 86.47 Average: all 22.04 0.00 1.60 0.76 0.07 75.53 Average: 0 24.15 0.00 1.41 1.15 0.08 73.21 Average: 1 19.00 0.00 1.60 0.64 0.08 78.68 Average: 2 25.92 0.00 1.68 0.62 0.08 71.70 Average: 3 26.59 0.00 1.99 0.91 0.06 70.45 Average: 4 17.68 0.00 1.45 0.89 0.08 79.89 Average: 5 24.82 0.00 1.09 0.37 0.06 73.67 Average: 6 24.15 0.00 2.08 0.66 0.06 73.05 Average: 7 13.99 0.00 1.49 0.84 0.06 83.62