---> uname -a: Linux prd-centos8-docker-8c-8g-11447.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 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1022 27845 19 3019 30414 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:fc:aa:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fefc:aa60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d5:31:0e:88 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/13/2026 _x86_64_ (8 CPU) 05:35:26 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 162.81 2.23 160.58 341.09 9907.18 05:38:01 AM 133.16 2.32 130.84 921.45 12284.25 05:39:01 AM 99.27 18.72 80.55 4940.31 5666.52 Average: 131.74 7.76 123.99 2068.00 9285.42 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28713300 30627808 3940072 12.07 2688 2230144 2042636 6.06 158436 3314008 263028 05:38:01 AM 27817236 29930828 4836136 14.81 2688 2423316 2787336 8.27 218224 4120508 105392 05:39:01 AM 27157356 29793768 5496016 16.83 2688 2942792 2639408 7.83 296496 4690652 340752 Average: 27895964 30117468 4757408 14.57 2688 2532084 2489793 7.39 224385 4041723 236391 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 176.34 123.44 2128.15 37.04 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 159.31 142.88 1911.43 28.02 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 316.59 238.74 5442.35 37.81 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 217.43 168.36 3160.97 34.29 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/13/2026 _x86_64_ (8 CPU) 05:35:26 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 14.21 0.00 1.14 0.65 0.05 83.95 05:37:01 AM 0 7.68 0.00 0.83 0.30 0.05 91.14 05:37:01 AM 1 19.64 0.00 1.09 0.38 0.05 78.84 05:37:01 AM 2 35.08 0.00 3.19 1.82 0.08 59.83 05:37:01 AM 3 8.48 0.00 0.89 0.60 0.07 89.97 05:37:01 AM 4 19.82 0.00 0.95 0.20 0.03 79.00 05:37:01 AM 5 5.78 0.00 0.97 1.14 0.07 92.05 05:37:01 AM 6 3.36 0.00 0.38 0.42 0.03 95.81 05:37:01 AM 7 13.81 0.00 0.78 0.35 0.03 85.03 05:38:01 AM all 47.01 0.00 1.51 0.50 0.10 50.87 05:38:01 AM 0 46.70 0.00 1.19 0.20 0.10 51.81 05:38:01 AM 1 47.07 0.00 1.32 0.33 0.10 51.18 05:38:01 AM 2 45.68 0.00 1.77 0.67 0.10 51.79 05:38:01 AM 3 47.72 0.00 1.37 0.42 0.08 50.41 05:38:01 AM 4 57.14 0.00 1.57 0.43 0.12 40.74 05:38:01 AM 5 51.64 0.00 1.77 0.18 0.10 46.30 05:38:01 AM 6 34.23 0.00 1.79 1.25 0.10 62.63 05:38:01 AM 7 45.91 0.00 1.32 0.52 0.10 52.16 05:39:01 AM all 41.99 0.00 1.37 0.29 0.08 56.26 05:39:01 AM 0 55.00 0.00 2.01 0.45 0.08 42.46 05:39:01 AM 1 34.97 0.00 1.50 0.30 0.08 63.14 05:39:01 AM 2 45.79 0.00 1.25 0.00 0.08 52.87 05:39:01 AM 3 31.72 0.00 1.49 0.97 0.08 65.73 05:39:01 AM 4 45.42 0.00 0.85 0.35 0.08 53.29 05:39:01 AM 5 31.47 0.00 1.07 0.13 0.08 67.24 05:39:01 AM 6 44.30 0.00 1.42 0.05 0.08 54.14 05:39:01 AM 7 47.27 0.00 1.35 0.10 0.07 51.21 Average: all 34.40 0.00 1.34 0.48 0.08 63.70 Average: 0 36.45 0.00 1.34 0.32 0.08 61.81 Average: 1 33.89 0.00 1.30 0.34 0.08 64.39 Average: 2 42.18 0.00 2.07 0.83 0.09 54.83 Average: 3 29.31 0.00 1.25 0.66 0.08 68.70 Average: 4 40.79 0.00 1.12 0.33 0.08 57.68 Average: 5 29.63 0.00 1.27 0.48 0.08 68.53 Average: 6 27.29 0.00 1.20 0.57 0.07 70.86 Average: 7 35.65 0.00 1.15 0.32 0.07 62.81