---> uname -a: Linux prd-centos8-docker-8c-8g-4271.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 1070 27066 19 3754 30356 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:bd:44:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:febd:44d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:06:2f:53 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::42:34ff:fe06:2f53/64 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) 04/07/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 167.19 14.63 152.57 3229.46 10095.40 03:40:01 AM 476.62 4.80 471.83 1165.61 15168.56 03:41:01 AM 277.82 3.05 274.78 536.35 47385.67 03:42:01 AM 56.71 2.70 54.02 128.62 5986.82 Average: 244.59 6.29 238.30 1265.01 19659.11 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29125404 31032752 3530308 10.81 2688 2225680 1855448 5.51 159436 2914016 171132 03:40:01 AM 27875568 30229216 4780144 14.64 2688 2661688 2207372 6.55 270728 4007124 245248 03:41:01 AM 26052412 29352732 6603300 20.22 2688 3593084 3524236 10.46 650316 5393512 66712 03:42:01 AM 27725608 31095472 4930104 15.10 2688 3661888 1549408 4.60 850596 3523228 8456 Average: 27694748 30427543 4960964 15.19 2688 3035585 2284116 6.78 482769 3959470 122887 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 158.05 124.13 1840.27 38.49 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 504.22 435.45 6310.00 60.03 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 602.05 492.97 7270.22 1176.53 0.00 0.00 0.00 0.00 03:41:01 AM docker0 10.30 12.38 0.60 307.78 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 127.32 138.79 55.38 1201.55 0.00 0.00 0.00 0.00 03:42:01 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 347.91 297.83 3868.97 619.15 0.00 0.00 0.00 0.00 Average: docker0 2.57 3.09 0.15 76.95 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) 04/07/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 10.52 0.00 1.10 0.43 0.05 87.90 03:39:01 AM 0 3.51 0.00 0.45 0.17 0.07 95.81 03:39:01 AM 1 8.67 0.00 1.39 0.82 0.05 89.07 03:39:01 AM 2 5.16 0.00 0.48 0.23 0.07 94.05 03:39:01 AM 3 12.25 0.00 1.05 0.27 0.05 86.38 03:39:01 AM 4 22.02 0.00 2.22 0.53 0.05 75.18 03:39:01 AM 5 5.61 0.00 0.89 1.00 0.05 92.45 03:39:01 AM 6 5.80 0.00 0.37 0.00 0.05 93.79 03:39:01 AM 7 21.10 0.00 1.92 0.45 0.05 76.48 03:40:01 AM all 26.92 0.00 1.66 1.16 0.08 70.18 03:40:01 AM 0 22.10 0.00 2.82 3.36 0.08 71.64 03:40:01 AM 1 28.00 0.00 1.78 1.17 0.08 68.97 03:40:01 AM 2 32.91 0.00 2.14 1.39 0.08 63.47 03:40:01 AM 3 19.27 0.00 1.56 1.04 0.10 78.03 03:40:01 AM 4 34.79 0.00 0.99 0.54 0.08 63.61 03:40:01 AM 5 28.38 0.00 1.49 0.80 0.08 69.24 03:40:01 AM 6 25.78 0.00 1.49 0.69 0.07 71.98 03:40:01 AM 7 24.10 0.00 1.04 0.30 0.08 74.48 03:41:01 AM all 19.22 0.00 3.19 1.05 0.07 76.47 03:41:01 AM 0 12.24 0.00 2.64 0.64 0.07 84.41 03:41:01 AM 1 24.60 0.00 3.85 1.82 0.08 69.64 03:41:01 AM 2 16.82 0.00 3.63 0.76 0.08 78.71 03:41:01 AM 3 16.31 0.00 3.04 1.13 0.07 79.45 03:41:01 AM 4 16.03 0.00 2.72 0.89 0.07 80.29 03:41:01 AM 5 25.96 0.00 3.34 2.03 0.08 68.59 03:41:01 AM 6 24.87 0.00 3.46 0.66 0.07 70.94 03:41:01 AM 7 16.93 0.00 2.79 0.45 0.07 79.76 03:42:01 AM all 10.77 0.00 1.12 0.22 0.05 87.84 03:42:01 AM 0 8.02 0.00 0.90 0.07 0.07 90.95 03:42:01 AM 1 8.00 0.00 1.00 0.05 0.07 90.88 03:42:01 AM 2 18.94 0.00 1.24 0.07 0.05 79.71 03:42:01 AM 3 5.91 0.00 1.10 0.33 0.03 92.62 03:42:01 AM 4 10.30 0.00 1.02 0.38 0.05 88.25 03:42:01 AM 5 8.87 0.00 1.02 0.25 0.03 89.82 03:42:01 AM 6 17.92 0.00 1.37 0.50 0.05 80.16 03:42:01 AM 7 8.21 0.00 1.30 0.10 0.05 90.34 Average: all 16.85 0.00 1.76 0.71 0.07 80.61 Average: 0 11.45 0.00 1.70 1.06 0.07 85.72 Average: 1 17.30 0.00 2.00 0.96 0.07 79.66 Average: 2 18.45 0.00 1.87 0.61 0.07 78.99 Average: 3 13.42 0.00 1.69 0.69 0.06 84.14 Average: 4 20.78 0.00 1.74 0.59 0.06 76.83 Average: 5 17.19 0.00 1.68 1.02 0.06 80.05 Average: 6 18.58 0.00 1.67 0.46 0.06 79.23 Average: 7 17.58 0.00 1.76 0.33 0.06 80.27