---> uname -a: Linux prd-centos8-docker-8c-8g-5167.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: 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1062 26986 19 3839 30360 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:66:be:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.110/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe66:be31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:5e:c9:6e 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::42:87ff:fe5e:c96e/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) 05/30/2026 _x86_64_ (8 CPU) 03:37:45 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 256.65 20.96 235.69 5734.51 9699.58 03:40:01 AM 435.43 15.51 419.92 3942.30 18356.59 03:41:01 AM 234.99 5.55 229.45 515.25 13678.32 03:42:01 AM 174.59 3.90 170.69 507.70 40833.91 Average: 275.42 11.48 263.95 2675.08 20642.29 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29430252 31226492 3223120 9.87 2688 2116000 1468736 4.36 152632 2626624 268408 03:40:01 AM 28419236 30662932 4234136 12.97 2688 2551920 1876940 5.57 217600 3516832 169128 03:41:01 AM 26411452 29398812 6241920 19.12 2688 3283956 3147348 9.34 484472 5212360 538508 03:42:01 AM 27702976 31157220 4950396 15.16 2688 3744420 1496184 4.44 834184 3551344 83904 Average: 27990979 30611364 4662393 14.28 2688 2924074 1997302 5.93 422222 3726790 264987 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 364.81 233.87 2055.66 64.30 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 390.90 341.86 4360.14 71.53 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 528.28 403.55 9652.19 49.98 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 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 281.21 270.14 517.85 2335.28 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.90 14.21 0.64 307.87 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 391.29 312.35 4146.24 630.27 0.00 0.00 0.00 0.00 Average: docker0 2.47 3.55 0.16 76.97 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) 05/30/2026 _x86_64_ (8 CPU) 03:37:45 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.23 0.00 1.75 0.88 0.07 83.07 03:39:01 AM 0 16.29 0.00 2.11 0.55 0.08 80.97 03:39:01 AM 1 5.48 0.00 1.37 0.55 0.08 92.51 03:39:01 AM 2 15.93 0.00 1.32 0.43 0.08 82.23 03:39:01 AM 3 17.82 0.00 2.22 0.82 0.05 79.09 03:39:01 AM 4 11.30 0.00 0.77 0.48 0.05 87.40 03:39:01 AM 5 21.78 0.00 1.75 0.20 0.05 76.22 03:39:01 AM 6 5.20 0.00 1.96 3.29 0.10 89.44 03:39:01 AM 7 20.03 0.00 2.49 0.70 0.05 76.73 03:40:01 AM all 17.41 0.00 1.60 1.74 0.09 79.16 03:40:01 AM 0 14.75 0.00 1.05 0.94 0.08 83.17 03:40:01 AM 1 24.34 0.00 2.16 2.75 0.10 70.66 03:40:01 AM 2 15.25 0.00 1.85 1.46 0.10 81.34 03:40:01 AM 3 13.90 0.00 1.31 2.10 0.10 82.60 03:40:01 AM 4 21.29 0.00 1.07 1.00 0.08 76.55 03:40:01 AM 5 18.75 0.00 1.34 0.40 0.08 79.42 03:40:01 AM 6 18.91 0.00 1.57 1.00 0.10 78.43 03:40:01 AM 7 12.11 0.00 2.41 4.29 0.08 81.10 03:41:01 AM all 28.47 0.00 1.90 0.96 0.10 68.57 03:41:01 AM 0 26.91 0.00 1.29 0.10 0.10 71.60 03:41:01 AM 1 31.71 0.00 2.76 2.48 0.12 62.93 03:41:01 AM 2 31.64 0.00 1.61 1.89 0.10 64.76 03:41:01 AM 3 25.68 0.00 1.94 0.93 0.10 71.34 03:41:01 AM 4 26.56 0.00 1.82 0.24 0.10 71.28 03:41:01 AM 5 30.18 0.00 1.75 0.40 0.10 67.57 03:41:01 AM 6 25.08 0.00 1.66 0.86 0.10 72.29 03:41:01 AM 7 29.97 0.00 2.37 0.81 0.10 66.74 03:42:01 AM all 11.24 0.00 2.74 1.33 0.08 84.61 03:42:01 AM 0 14.48 0.00 2.63 1.66 0.10 81.13 03:42:01 AM 1 9.27 0.00 3.41 1.84 0.09 85.39 03:42:01 AM 2 8.13 0.00 2.44 2.69 0.07 86.67 03:42:01 AM 3 10.06 0.00 2.93 1.63 0.08 85.29 03:42:01 AM 4 17.73 0.00 2.91 0.69 0.08 78.58 03:42:01 AM 5 16.01 0.00 2.76 0.72 0.08 80.43 03:42:01 AM 6 6.63 0.00 2.65 0.08 0.07 90.56 03:42:01 AM 7 7.57 0.00 2.20 1.34 0.08 88.80 Average: all 17.83 0.00 2.00 1.23 0.09 78.86 Average: 0 18.10 0.00 1.77 0.81 0.09 79.22 Average: 1 17.69 0.00 2.42 1.90 0.10 77.89 Average: 2 17.75 0.00 1.80 1.62 0.09 78.74 Average: 3 16.86 0.00 2.10 1.37 0.08 79.59 Average: 4 19.21 0.00 1.64 0.60 0.08 78.47 Average: 5 21.67 0.00 1.90 0.43 0.08 75.92 Average: 6 13.93 0.00 1.96 1.31 0.09 82.71 Average: 7 17.39 0.00 2.37 1.79 0.08 78.37