---> uname -a: Linux prd-centos8-docker-8c-8g-16295.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1016 28274 20 2597 30419 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:3a:d5:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.107/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe3a:d5a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:00:85:76 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) 08/29/2026 _x86_64_ (8 CPU) 05:17:33 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 219.26 16.36 202.90 2989.55 8206.43 05:20:01 AM 205.61 3.62 202.00 901.57 14821.54 05:21:01 AM 92.10 1.52 90.59 387.87 5891.15 05:22:01 AM 53.24 1.30 51.94 112.91 4723.85 Average: 142.56 5.70 136.86 1098.02 8410.90 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29485092 31288764 3168280 9.70 2688 2122224 1364732 4.05 139272 2579036 281788 05:20:01 AM 27699976 29709096 4953396 15.17 2688 2320892 3175736 9.42 186640 4270780 78460 05:21:01 AM 27564128 29731760 5089244 15.59 2688 2474568 2589448 7.68 237148 4338932 70104 05:22:01 AM 28908800 31111192 3744572 11.47 2688 2507512 1491580 4.43 433996 2798596 12880 Average: 28414499 30460203 4238873 12.98 2688 2356299 2155374 6.40 249264 3496836 110808 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 296.13 204.85 2013.96 66.18 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 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 254.73 232.67 2127.10 59.51 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 138.49 122.36 1366.57 26.46 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 128.01 132.99 261.27 161.29 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 204.34 173.22 1442.28 78.35 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) 08/29/2026 _x86_64_ (8 CPU) 05:17:33 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 12.26 0.00 1.59 0.56 0.00 85.59 05:19:01 AM 0 21.12 0.00 2.62 0.45 0.02 75.79 05:19:01 AM 1 8.50 0.00 1.39 0.23 0.00 89.87 05:19:01 AM 2 7.08 0.00 1.89 2.31 0.00 88.72 05:19:01 AM 3 13.93 0.00 1.12 0.33 0.00 84.62 05:19:01 AM 4 10.36 0.00 1.14 0.15 0.00 88.35 05:19:01 AM 5 24.02 0.00 2.19 0.57 0.02 73.21 05:19:01 AM 6 3.60 0.00 1.29 0.18 0.00 94.93 05:19:01 AM 7 9.45 0.00 1.09 0.22 0.00 89.25 05:20:01 AM all 22.41 0.00 1.61 0.56 0.01 75.41 05:20:01 AM 0 20.86 0.00 1.65 0.35 0.00 77.13 05:20:01 AM 1 17.20 0.00 1.56 0.49 0.00 80.76 05:20:01 AM 2 14.52 0.00 1.34 0.38 0.00 83.76 05:20:01 AM 3 25.18 0.00 1.86 0.32 0.02 72.63 05:20:01 AM 4 26.89 0.00 1.60 0.94 0.02 70.55 05:20:01 AM 5 31.31 0.00 1.19 0.58 0.00 66.92 05:20:01 AM 6 19.59 0.00 1.46 0.87 0.02 78.07 05:20:01 AM 7 23.71 0.00 2.19 0.59 0.00 73.51 05:21:01 AM all 41.88 0.00 1.80 0.26 0.01 56.05 05:21:01 AM 0 20.57 0.00 2.10 0.32 0.02 76.99 05:21:01 AM 1 51.79 0.00 2.09 0.32 0.02 45.79 05:21:01 AM 2 45.96 0.00 2.62 0.70 0.02 50.70 05:21:01 AM 3 36.70 0.00 1.47 0.18 0.02 61.62 05:21:01 AM 4 48.56 0.00 1.57 0.07 0.02 49.78 05:21:01 AM 5 35.49 0.00 1.44 0.22 0.02 62.83 05:21:01 AM 6 53.16 0.00 1.80 0.15 0.00 44.89 05:21:01 AM 7 42.80 0.00 1.32 0.10 0.02 55.77 05:22:01 AM all 16.09 0.00 1.45 0.12 0.02 82.33 05:22:01 AM 0 15.59 0.00 1.75 0.05 0.02 82.59 05:22:01 AM 1 30.30 0.00 1.94 0.12 0.03 67.61 05:22:01 AM 2 13.07 0.00 1.45 0.50 0.03 84.94 05:22:01 AM 3 10.45 0.00 0.87 0.07 0.00 88.61 05:22:01 AM 4 13.46 0.00 1.29 0.02 0.02 85.22 05:22:01 AM 5 15.40 0.00 1.39 0.07 0.02 83.13 05:22:01 AM 6 15.72 0.00 1.50 0.07 0.02 82.69 05:22:01 AM 7 14.69 0.00 1.39 0.05 0.02 83.86 Average: all 23.16 0.00 1.61 0.37 0.01 74.84 Average: 0 19.54 0.00 2.03 0.29 0.01 78.13 Average: 1 26.95 0.00 1.74 0.29 0.01 71.00 Average: 2 20.16 0.00 1.83 0.97 0.01 77.02 Average: 3 21.56 0.00 1.33 0.23 0.01 76.87 Average: 4 24.83 0.00 1.40 0.29 0.01 73.47 Average: 5 26.56 0.00 1.55 0.36 0.01 71.52 Average: 6 23.02 0.00 1.51 0.32 0.01 75.14 Average: 7 22.66 0.00 1.50 0.24 0.01 75.60