---> uname -a: Linux prd-centos8-docker-8c-8g-188.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 1019 28402 19 2468 30422 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:ac:76:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.163/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:feac:764e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:7e:27:22 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) 02/27/2026 _x86_64_ (8 CPU) 05:17:27 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 115.48 22.21 93.27 5662.11 29630.71 05:20:01 AM 229.37 3.52 225.86 616.06 13481.17 05:21:01 AM 115.74 1.78 113.96 664.85 5264.28 05:22:01 AM 75.01 1.10 73.91 81.17 6728.24 Average: 133.90 7.15 126.75 1756.05 13776.10 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29664060 31219724 2991652 9.16 2688 1889000 1524680 4.52 150876 2449180 128160 05:20:01 AM 27909000 29764848 4746712 14.54 2688 2170480 2821776 8.37 172612 4098016 89588 05:21:01 AM 27465100 29500416 5190612 15.89 2688 2344316 2918228 8.66 229496 4461292 116588 05:22:01 AM 29071896 31146780 3583816 10.97 2688 2382388 1504488 4.46 414896 2668964 16096 Average: 28527514 30407942 4128198 12.64 2688 2196546 2192293 6.50 241970 3419363 87608 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 392.70 244.72 1577.18 62.27 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 237.24 218.49 1869.40 61.90 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 152.78 133.02 1565.40 27.42 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 148.28 149.40 260.87 169.84 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 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 232.75 186.41 1318.21 80.36 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) 02/27/2026 _x86_64_ (8 CPU) 05:17:27 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.37 0.00 1.61 13.15 0.05 74.83 05:19:01 AM 0 6.00 0.00 1.20 1.84 0.07 90.90 05:19:01 AM 1 13.57 0.00 1.25 26.37 0.03 58.77 05:19:01 AM 2 14.66 0.00 1.64 9.03 0.03 74.64 05:19:01 AM 3 8.60 0.00 2.02 19.88 0.05 69.45 05:19:01 AM 4 6.00 0.00 1.14 12.38 0.05 80.44 05:19:01 AM 5 8.62 0.00 1.89 3.28 0.03 86.17 05:19:01 AM 6 10.17 0.00 2.29 17.87 0.07 69.60 05:19:01 AM 7 15.30 0.00 1.42 14.54 0.03 68.71 05:20:01 AM all 21.15 0.00 1.53 0.94 0.08 76.30 05:20:01 AM 0 27.57 0.00 1.95 0.92 0.07 69.49 05:20:01 AM 1 13.24 0.00 1.55 0.92 0.08 84.20 05:20:01 AM 2 47.20 0.00 2.89 1.09 0.08 48.75 05:20:01 AM 3 17.00 0.00 1.34 1.62 0.08 79.96 05:20:01 AM 4 14.19 0.00 0.88 0.68 0.07 84.17 05:20:01 AM 5 10.96 0.00 1.42 1.10 0.07 86.45 05:20:01 AM 6 22.43 0.00 0.84 0.12 0.08 76.54 05:20:01 AM 7 16.57 0.00 1.37 1.10 0.07 80.89 05:21:01 AM all 44.45 0.00 1.49 0.29 0.09 53.68 05:21:01 AM 0 40.50 0.00 1.62 0.58 0.10 57.20 05:21:01 AM 1 41.52 0.00 1.34 0.07 0.08 56.99 05:21:01 AM 2 51.32 0.00 1.85 0.67 0.08 46.08 05:21:01 AM 3 49.72 0.00 1.42 0.12 0.10 48.65 05:21:01 AM 4 48.90 0.00 1.86 0.32 0.08 48.85 05:21:01 AM 5 36.01 0.00 1.17 0.10 0.08 62.63 05:21:01 AM 6 42.99 0.00 1.19 0.37 0.08 55.37 05:21:01 AM 7 44.63 0.00 1.49 0.12 0.10 53.67 05:22:01 AM all 18.50 0.00 1.80 0.20 0.08 79.43 05:22:01 AM 0 10.00 0.00 2.94 0.00 0.07 86.99 05:22:01 AM 1 15.58 0.00 1.13 0.42 0.08 82.78 05:22:01 AM 2 37.40 0.00 2.26 0.58 0.10 59.66 05:22:01 AM 3 18.84 0.00 1.35 0.07 0.05 79.70 05:22:01 AM 4 18.75 0.00 1.17 0.09 0.10 79.90 05:22:01 AM 5 12.25 0.00 3.01 0.13 0.07 84.54 05:22:01 AM 6 19.70 0.00 1.12 0.21 0.09 78.88 05:22:01 AM 7 15.70 0.00 1.38 0.07 0.07 82.78 Average: all 23.64 0.00 1.61 3.66 0.07 71.02 Average: 0 21.03 0.00 1.93 0.84 0.08 76.13 Average: 1 20.99 0.00 1.32 6.96 0.07 70.65 Average: 2 37.65 0.00 2.16 2.85 0.08 57.26 Average: 3 23.57 0.00 1.53 5.44 0.07 69.38 Average: 4 21.98 0.00 1.26 3.38 0.08 73.30 Average: 5 16.97 0.00 1.87 1.16 0.06 79.94 Average: 6 23.86 0.00 1.36 4.67 0.08 70.03 Average: 7 23.07 0.00 1.42 3.97 0.07 71.48