---> uname -a: Linux prd-centos8-docker-8c-8g-15602.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1080 26371 20 4436 30338 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:5b:44:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe5b:4434/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:43:79:16 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::42:3cff:fe43:7916/64 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) 08/27/2026 _x86_64_ (8 CPU) 02:28:33 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 214.58 10.80 203.78 1418.73 7887.14 02:31:01 AM 280.13 18.12 262.00 3896.85 15786.31 02:32:01 AM 149.72 15.24 134.48 1348.97 39009.71 02:33:01 AM 80.59 3.73 76.86 4646.18 25228.62 Average: 181.25 11.97 169.28 2827.60 21979.11 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29441356 31208840 3212016 9.84 2688 2089940 1485052 4.41 150444 2623260 253596 02:31:01 AM 27607500 29954092 5045872 15.45 2688 2657076 2656688 7.88 224224 4320260 322360 02:32:01 AM 25506792 28707288 7146580 21.89 2688 3493700 5510984 16.35 447748 6120948 1764 02:33:01 AM 26995340 31060352 5658032 17.33 2688 4353196 1528180 4.53 884928 4196712 25332 Average: 27387747 30232643 5265625 16.13 2688 3148478 2795226 8.29 426836 4315295 150763 02:29:01 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 212.31 139.37 1604.39 41.61 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 498.78 396.85 6260.74 70.14 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 5.01 5.01 0.57 0.57 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1676.90 485.68 6701.71 49.76 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.97 2.60 0.28 0.30 0.00 0.00 0.00 0.00 02:32:01 AM veth75794b1 0.52 0.85 0.09 0.10 0.00 0.00 0.00 0.00 02:33:01 AM lo 6.90 6.90 0.70 0.70 0.00 0.00 0.00 0.00 02:33:01 AM eth0 145.70 153.15 1390.92 1253.13 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.35 2.78 0.33 0.32 0.00 0.00 0.00 0.00 Average: lo 2.98 2.98 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 633.51 293.78 3989.76 353.62 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.35 0.15 0.16 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) 08/27/2026 _x86_64_ (8 CPU) 02:28:33 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 10.02 0.00 1.22 0.56 0.00 88.20 02:30:01 AM 0 15.15 0.00 1.02 0.27 0.02 83.55 02:30:01 AM 1 15.19 0.00 1.70 0.22 0.00 82.89 02:30:01 AM 2 10.12 0.00 1.07 0.27 0.00 88.54 02:30:01 AM 3 7.74 0.00 1.87 2.51 0.02 87.86 02:30:01 AM 4 7.64 0.00 0.55 0.57 0.00 91.24 02:30:01 AM 5 3.36 0.00 0.77 0.03 0.00 95.84 02:30:01 AM 6 6.63 0.00 1.10 0.32 0.00 91.95 02:30:01 AM 7 14.29 0.00 1.65 0.33 0.00 83.73 02:31:01 AM all 20.48 0.00 1.80 0.83 0.01 76.88 02:31:01 AM 0 17.76 0.00 1.32 0.94 0.00 79.99 02:31:01 AM 1 23.62 0.00 2.02 0.50 0.02 73.84 02:31:01 AM 2 15.88 0.00 1.35 0.32 0.02 82.44 02:31:01 AM 3 10.41 0.00 1.65 0.76 0.00 87.18 02:31:01 AM 4 29.30 0.00 1.74 0.62 0.02 68.33 02:31:01 AM 5 16.29 0.00 2.09 1.20 0.02 80.40 02:31:01 AM 6 22.90 0.00 1.86 0.82 0.02 74.41 02:31:01 AM 7 27.66 0.00 2.38 1.49 0.02 68.46 02:32:01 AM all 24.18 0.21 2.62 0.70 0.01 72.27 02:32:01 AM 0 14.41 0.00 1.77 0.37 0.00 83.45 02:32:01 AM 1 29.36 0.00 2.73 1.08 0.02 66.82 02:32:01 AM 2 29.78 0.00 2.21 0.44 0.02 67.56 02:32:01 AM 3 32.83 0.03 3.30 0.67 0.02 63.15 02:32:01 AM 4 21.22 0.05 2.73 0.25 0.00 75.75 02:32:01 AM 5 23.50 0.00 3.01 0.88 0.02 72.59 02:32:01 AM 6 26.75 1.52 2.55 0.88 0.02 68.29 02:32:01 AM 7 15.61 0.12 2.67 1.03 0.03 80.54 02:33:01 AM all 17.79 0.05 1.99 0.41 0.01 79.76 02:33:01 AM 0 17.38 0.05 1.87 0.02 0.02 80.67 02:33:01 AM 1 11.58 0.00 1.41 0.08 0.00 86.93 02:33:01 AM 2 30.54 0.00 2.44 0.18 0.00 66.83 02:33:01 AM 3 27.73 0.00 2.21 0.33 0.02 69.71 02:33:01 AM 4 22.95 0.00 2.61 0.27 0.02 74.16 02:33:01 AM 5 11.13 0.00 1.74 0.27 0.02 86.85 02:33:01 AM 6 12.11 0.33 1.82 0.08 0.00 85.64 02:33:01 AM 7 8.90 0.00 1.81 2.02 0.02 87.25 Average: all 18.10 0.07 1.91 0.63 0.01 79.29 Average: 0 16.18 0.01 1.49 0.40 0.01 81.91 Average: 1 19.92 0.00 1.96 0.47 0.01 77.64 Average: 2 21.56 0.00 1.77 0.30 0.01 76.36 Average: 3 19.67 0.01 2.26 1.07 0.01 76.99 Average: 4 20.27 0.01 1.91 0.43 0.01 77.38 Average: 5 13.54 0.00 1.90 0.60 0.01 83.95 Average: 6 17.07 0.46 1.83 0.52 0.01 80.10 Average: 7 16.61 0.03 2.13 1.22 0.02 79.99