---> uname -a: Linux prd-centos8-docker-8c-8g-3905.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1033 28250 19 2603 30402 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:ca:c9:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:feca:c9f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:41:15:dc 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) 08/04/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 150.58 1.90 148.68 320.96 12114.16 05:20:00 AM 203.40 3.42 199.98 1007.71 12095.19 05:20:01 AM 33.90 5.08 28.81 108.47 1701.69 05:21:01 AM 71.99 1.13 70.86 81.84 6195.57 Average: 141.44 2.15 139.28 467.22 10100.92 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28578140 30478072 4075232 12.48 2688 2215244 2352624 6.98 158692 3445672 219504 05:20:00 AM 26747396 28850244 5905976 18.09 2688 2410616 3779696 11.22 220504 5174528 83916 05:20:01 AM 26733132 28836036 5920240 18.13 2688 2410632 3799300 11.27 221016 5188204 83924 05:21:01 AM 28977628 31180236 3675744 11.26 2688 2507156 1451648 4.31 388204 2776344 49288 Average: 27759074 29836147 4894298 14.99 2688 2385912 2845817 8.44 247104 4146187 109158 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 174.43 147.37 1962.99 41.71 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 05:20:00 AM lo 1.06 1.06 0.12 0.12 0.00 0.00 0.00 0.00 05:20:00 AM eth0 257.70 224.72 2176.70 42.36 0.00 0.00 0.00 0.00 05:20:00 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 0.00 0.00 0.00 0.00 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 185.90 179.42 814.18 171.69 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 205.16 183.10 1644.16 85.11 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) 08/04/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 13.15 0.00 1.16 0.38 0.06 85.25 05:19:01 AM 0 9.00 0.00 0.67 0.27 0.07 90.00 05:19:01 AM 1 14.02 0.00 1.54 0.62 0.07 83.76 05:19:01 AM 2 14.06 0.00 1.09 0.18 0.07 84.60 05:19:01 AM 3 7.29 0.00 1.24 0.25 0.05 91.17 05:19:01 AM 4 14.18 0.00 0.87 0.27 0.03 84.65 05:19:01 AM 5 6.94 0.00 0.64 0.55 0.08 91.79 05:19:01 AM 6 30.57 0.00 2.32 0.73 0.05 66.33 05:19:01 AM 7 9.11 0.00 0.92 0.18 0.05 89.74 05:20:00 AM all 39.16 0.00 1.73 0.51 0.09 58.51 05:20:00 AM 0 41.80 0.00 1.57 0.02 0.10 56.51 05:20:00 AM 1 27.41 0.00 1.79 0.74 0.08 69.97 05:20:00 AM 2 50.44 0.00 1.59 0.30 0.10 47.57 05:20:00 AM 3 31.28 0.00 1.54 1.03 0.08 66.07 05:20:00 AM 4 38.84 0.00 2.06 0.34 0.07 58.70 05:20:00 AM 5 37.35 0.00 1.57 0.54 0.08 60.45 05:20:00 AM 6 40.20 0.00 1.38 0.61 0.10 57.71 05:20:00 AM 7 45.91 0.00 2.38 0.47 0.08 51.15 05:20:01 AM all 56.13 0.00 1.51 0.22 0.22 41.94 05:20:01 AM 0 94.83 0.00 0.00 0.00 0.00 5.17 05:20:01 AM 1 88.33 0.00 3.33 0.00 1.67 6.67 05:20:01 AM 2 1.72 0.00 1.72 1.72 0.00 94.83 05:20:01 AM 3 3.45 0.00 5.17 0.00 0.00 91.38 05:20:01 AM 4 64.91 0.00 0.00 0.00 0.00 35.09 05:20:01 AM 5 94.83 0.00 0.00 0.00 0.00 5.17 05:20:01 AM 6 100.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM 7 0.00 0.00 1.72 0.00 0.00 98.28 05:21:01 AM all 32.47 0.00 1.69 0.18 0.08 65.58 05:21:01 AM 0 39.65 0.00 1.39 0.10 0.10 58.77 05:21:01 AM 1 26.23 0.00 1.56 0.30 0.07 71.85 05:21:01 AM 2 35.54 0.00 2.23 0.20 0.08 61.95 05:21:01 AM 3 42.32 0.00 1.82 0.32 0.08 55.46 05:21:01 AM 4 29.29 0.00 1.87 0.13 0.08 68.62 05:21:01 AM 5 31.84 0.00 1.77 0.27 0.08 66.04 05:21:01 AM 6 30.24 0.00 1.39 0.08 0.07 68.22 05:21:01 AM 7 24.62 0.00 1.49 0.07 0.10 73.73 Average: all 28.31 0.00 1.53 0.36 0.08 69.73 Average: 0 30.32 0.00 1.20 0.13 0.09 68.27 Average: 1 22.76 0.00 1.63 0.55 0.08 74.98 Average: 2 33.20 0.00 1.63 0.23 0.08 64.85 Average: 3 26.87 0.00 1.54 0.53 0.07 70.98 Average: 4 27.51 0.00 1.59 0.24 0.06 70.59 Average: 5 25.58 0.00 1.32 0.45 0.08 72.57 Average: 6 33.86 0.00 1.69 0.47 0.07 63.91 Average: 7 26.38 0.00 1.59 0.24 0.08 71.71