---> uname -a: Linux prd-centos8-docker-8c-8g-8316.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1060 26403 19 4426 30362 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:f0:a3:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.197/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fef0:a39d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:84:4f:ec:07 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 inet6 fe80::42:84ff:fe4f:ec07/64 scope link 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) 05/05/2026 _x86_64_ (8 CPU) 09:16:19 LINUX RESTART (8 CPU) 09:17:01 AM tps rtps wtps bread/s bwrtn/s 09:18:01 AM 251.30 19.24 232.06 7711.43 15711.38 09:19:01 AM 244.40 2.97 241.44 1421.26 42313.30 09:20:01 AM 254.43 13.78 240.65 729.76 3423.59 Average: 250.04 12.00 238.05 3287.48 20482.76 09:17:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 AM 28772148 30901176 3883564 11.89 2688 2444092 1663552 4.94 286052 3121428 99748 09:19:01 AM 26358748 29633448 6296964 19.28 2688 3569124 3825936 11.35 445196 5289304 140 09:20:01 AM 27062004 31118632 5593708 17.13 2688 4345088 1492284 4.43 897620 4127156 751220 Average: 27397633 30551085 5258079 16.10 2688 3452768 2327257 6.90 542956 4179296 283703 09:17:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 AM eth0 301.65 256.96 3040.61 64.23 0.00 0.00 0.00 0.00 09:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 AM eth0 1516.76 546.22 11311.77 51.42 0.00 0.00 0.00 0.00 09:19:01 AM docker0 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 09:19:01 AM vethed20102 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:01 AM lo 12.63 12.63 1.34 1.34 0.00 0.00 0.00 0.00 09:20:01 AM eth0 136.90 124.36 1714.42 31.38 0.00 0.00 0.00 0.00 09:20:01 AM docker0 4.78 5.83 0.65 0.68 0.00 0.00 0.00 0.00 Average: lo 4.21 4.21 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 651.77 309.18 5355.60 49.01 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.97 0.22 0.23 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) 05/05/2026 _x86_64_ (8 CPU) 09:16:19 LINUX RESTART (8 CPU) 09:17:01 AM CPU %user %nice %system %iowait %steal %idle 09:18:01 AM all 18.17 0.00 1.83 0.83 0.10 79.07 09:18:01 AM 0 15.36 0.00 1.30 0.70 0.12 82.52 09:18:01 AM 1 18.69 0.00 1.30 0.62 0.10 79.29 09:18:01 AM 2 22.36 0.00 1.86 0.77 0.13 74.88 09:18:01 AM 3 17.81 0.00 2.29 0.57 0.10 79.23 09:18:01 AM 4 8.09 0.00 1.66 1.47 0.08 88.70 09:18:01 AM 5 22.34 0.00 2.89 0.72 0.08 73.97 09:18:01 AM 6 15.00 0.00 1.91 1.29 0.08 81.72 09:18:01 AM 7 25.69 0.00 1.42 0.52 0.10 72.27 09:19:01 AM all 30.56 0.00 2.48 1.08 0.09 65.78 09:19:01 AM 0 41.89 0.00 2.64 0.56 0.10 54.81 09:19:01 AM 1 30.22 0.00 2.53 1.31 0.08 65.85 09:19:01 AM 2 52.74 0.00 2.64 1.65 0.08 42.89 09:19:01 AM 3 20.09 0.00 2.50 2.37 0.08 74.95 09:19:01 AM 4 27.14 0.00 2.07 0.39 0.08 70.33 09:19:01 AM 5 32.56 0.00 2.33 0.79 0.08 64.24 09:19:01 AM 6 5.51 0.00 2.75 0.54 0.08 91.11 09:19:01 AM 7 34.32 0.00 2.38 1.07 0.10 62.12 09:20:01 AM all 24.19 0.27 2.62 0.54 0.09 72.29 09:20:01 AM 0 23.07 0.03 3.05 0.50 0.10 73.24 09:20:01 AM 1 29.60 0.00 2.78 0.39 0.08 67.15 09:20:01 AM 2 16.64 0.03 2.25 0.15 0.10 80.83 09:20:01 AM 3 21.31 0.03 2.23 0.05 0.08 76.29 09:20:01 AM 4 21.87 1.63 2.71 0.25 0.07 73.47 09:20:01 AM 5 30.60 0.07 2.71 0.28 0.10 66.24 09:20:01 AM 6 23.83 0.39 3.17 2.58 0.10 69.93 09:20:01 AM 7 26.61 0.00 2.07 0.08 0.08 71.15 Average: all 24.30 0.09 2.31 0.82 0.09 72.39 Average: 0 26.74 0.01 2.33 0.59 0.11 70.22 Average: 1 26.15 0.00 2.20 0.77 0.09 70.78 Average: 2 30.54 0.01 2.25 0.86 0.11 66.23 Average: 3 19.74 0.01 2.34 0.99 0.09 76.83 Average: 4 19.02 0.54 2.14 0.70 0.08 77.51 Average: 5 28.49 0.02 2.65 0.60 0.09 68.15 Average: 6 14.80 0.13 2.61 1.47 0.09 80.91 Average: 7 28.87 0.00 1.96 0.56 0.09 68.52