---> uname -a: Linux prd-centos8-docker-8c-8g-3207.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1066 26373 19 4447 30352 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:57:71:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.97/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe57:71a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cf:43:35:98 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:cfff:fe43:3598/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/28/2026 _x86_64_ (8 CPU) 02:29:03 LINUX RESTART (8 CPU) 02:30:00 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 177.08 0.00 177.08 0.00 5548.96 02:31:01 AM 193.54 16.04 177.49 3289.17 10413.31 02:32:01 AM 188.70 4.68 184.02 1127.15 19485.22 02:33:01 AM 131.18 15.25 115.93 5440.29 28612.40 Average: 171.17 11.93 159.24 3268.11 19429.13 02:30:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29638772 31244072 3014600 9.23 2688 1936984 1468528 4.36 159584 2456284 147368 02:31:01 AM 28882268 30926260 3771104 11.55 2688 2358336 1770744 5.25 191668 3104472 239524 02:32:01 AM 26992556 29801372 5660816 17.34 2688 3115436 2654344 7.88 273684 4873472 432340 02:33:01 AM 27013760 31076908 5639612 17.27 2688 4351372 1513972 4.49 735044 4333128 716264 Average: 28131839 30762153 4521533 13.85 2688 2940532 1851897 5.49 339995 3691839 383874 02:30:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 206.83 164.08 2045.99 36.65 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1695.92 566.89 10952.15 57.68 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.63 11.63 1.25 1.25 0.00 0.00 0.00 0.00 02:33:01 AM eth0 218.75 124.40 1826.21 28.70 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.23 5.40 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 3.86 3.86 0.41 0.41 0.00 0.00 0.00 0.00 Average: eth0 703.39 283.60 4915.08 40.79 0.00 0.00 0.00 0.00 Average: docker0 1.40 1.79 0.20 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/28/2026 _x86_64_ (8 CPU) 02:29:03 LINUX RESTART (8 CPU) 02:30:00 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 10.37 0.00 1.97 0.26 0.00 87.40 02:30:01 AM 0 0.00 0.00 1.05 0.00 0.00 98.95 02:30:01 AM 1 1.04 0.00 1.04 0.00 0.00 97.92 02:30:01 AM 2 0.00 0.00 0.00 0.00 0.00 100.00 02:30:01 AM 3 0.00 0.00 1.06 0.00 0.00 98.94 02:30:01 AM 4 81.25 0.00 10.42 2.08 0.00 6.25 02:30:01 AM 5 0.00 0.00 0.00 0.00 0.00 100.00 02:30:01 AM 6 0.00 0.00 1.04 0.00 0.00 98.96 02:30:01 AM 7 0.00 0.00 1.05 0.00 0.00 98.95 02:31:01 AM all 12.76 0.00 1.28 0.54 0.06 85.35 02:31:01 AM 0 25.81 0.00 1.77 0.42 0.08 71.91 02:31:01 AM 1 8.18 0.00 1.12 1.09 0.05 89.56 02:31:01 AM 2 6.19 0.00 0.82 0.27 0.10 92.63 02:31:01 AM 3 6.60 0.00 1.07 0.75 0.07 91.51 02:31:01 AM 4 27.15 0.00 3.11 0.90 0.07 68.77 02:31:01 AM 5 9.86 0.00 1.12 0.45 0.05 88.52 02:31:01 AM 6 7.86 0.00 0.55 0.05 0.05 91.49 02:31:01 AM 7 10.40 0.00 0.70 0.40 0.05 88.44 02:32:01 AM all 28.32 0.00 1.57 0.59 0.08 69.44 02:32:01 AM 0 29.63 0.00 1.21 0.40 0.07 68.69 02:32:01 AM 1 30.66 0.00 1.71 0.50 0.10 67.03 02:32:01 AM 2 25.86 0.00 1.63 0.52 0.07 71.92 02:32:01 AM 3 38.34 0.00 1.22 0.23 0.08 60.12 02:32:01 AM 4 20.37 0.00 1.34 0.37 0.08 77.84 02:32:01 AM 5 37.72 0.00 2.72 0.97 0.08 58.50 02:32:01 AM 6 8.46 0.00 1.56 0.91 0.07 89.00 02:32:01 AM 7 35.53 0.00 1.21 0.79 0.08 62.39 02:33:01 AM all 21.39 0.29 2.93 0.61 0.09 74.70 02:33:01 AM 0 22.20 0.07 3.27 0.59 0.10 73.78 02:33:01 AM 1 14.61 0.02 3.30 0.47 0.08 81.52 02:33:01 AM 2 20.62 0.00 3.58 0.79 0.08 74.92 02:33:01 AM 3 27.03 1.38 2.72 0.57 0.08 68.21 02:33:01 AM 4 23.59 0.00 2.76 0.54 0.07 73.05 02:33:01 AM 5 21.74 0.27 2.45 1.11 0.10 74.33 02:33:01 AM 6 18.50 0.49 2.68 0.32 0.10 77.91 02:33:01 AM 7 22.80 0.07 2.71 0.47 0.08 73.87 Average: all 20.76 0.09 1.93 0.58 0.08 76.57 Average: 0 25.75 0.02 2.08 0.47 0.08 71.61 Average: 1 17.72 0.01 2.04 0.68 0.08 79.48 Average: 2 17.45 0.00 2.00 0.52 0.08 79.95 Average: 3 23.84 0.46 1.67 0.52 0.08 73.44 Average: 4 24.01 0.00 2.44 0.61 0.07 72.86 Average: 5 22.96 0.09 2.09 0.84 0.08 73.95 Average: 6 11.53 0.16 1.59 0.42 0.07 86.22 Average: 7 22.77 0.02 1.53 0.55 0.07 75.05