---> uname -a: Linux prd-centos8-docker-8c-8g-7553.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 1016 28263 19 2608 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:b9:b0:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.82/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:feb9:b0a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7f:74:c9:49 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) 07/10/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 132.11 1.85 130.26 319.63 10101.78 05:20:01 AM 210.55 2.37 208.18 630.43 12740.29 05:21:01 AM 80.86 2.58 78.27 464.91 6957.73 Average: 141.17 2.27 138.90 471.65 9933.11 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29365688 31250452 3287684 10.07 2688 2201708 1420904 4.22 148560 2673892 247540 05:20:01 AM 27610104 29704332 5043268 15.44 2688 2402648 2759140 8.19 217200 4319536 111760 05:21:01 AM 28947832 31154080 3705540 11.35 2688 2511252 1504596 4.46 243524 2950688 57256 Average: 28641208 30702955 4012164 12.29 2688 2371869 1894880 5.62 203095 3314705 138852 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 187.62 129.67 1787.10 37.49 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 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 265.02 238.51 2417.92 50.31 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 151.42 126.14 793.60 78.68 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 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 201.35 164.77 1666.16 55.49 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) 07/10/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.65 0.00 0.99 0.33 0.06 89.98 05:19:01 AM 0 0.97 0.00 0.48 0.30 0.08 98.16 05:19:01 AM 1 19.47 0.00 1.85 0.57 0.05 78.07 05:19:01 AM 2 9.12 0.00 1.05 0.35 0.08 89.39 05:19:01 AM 3 8.82 0.00 1.47 0.33 0.07 89.30 05:19:01 AM 4 8.89 0.00 0.95 0.20 0.03 89.93 05:19:01 AM 5 10.14 0.00 1.02 0.33 0.05 88.46 05:19:01 AM 6 5.92 0.00 0.37 0.10 0.07 93.54 05:19:01 AM 7 5.81 0.00 0.72 0.45 0.03 92.98 05:20:01 AM all 37.64 0.00 1.68 0.52 0.09 60.07 05:20:01 AM 0 49.69 0.00 2.09 0.94 0.10 47.18 05:20:01 AM 1 42.60 0.00 1.23 0.42 0.10 55.65 05:20:01 AM 2 30.49 0.00 1.42 0.42 0.08 67.59 05:20:01 AM 3 23.81 0.00 1.19 0.18 0.08 74.74 05:20:01 AM 4 33.99 0.00 1.91 0.85 0.10 63.15 05:20:01 AM 5 36.81 0.00 2.03 0.30 0.08 60.78 05:20:01 AM 6 46.88 0.00 2.32 0.80 0.10 49.90 05:20:01 AM 7 36.79 0.00 1.27 0.27 0.08 61.58 05:21:01 AM all 33.09 0.00 1.34 0.21 0.08 65.29 05:21:01 AM 0 29.61 0.00 1.12 0.13 0.07 69.08 05:21:01 AM 1 38.17 0.00 1.75 0.10 0.08 59.90 05:21:01 AM 2 31.21 0.00 1.04 0.08 0.08 67.59 05:21:01 AM 3 27.35 0.00 1.00 0.23 0.08 71.33 05:21:01 AM 4 52.08 0.00 1.54 0.27 0.08 46.04 05:21:01 AM 5 34.93 0.00 2.00 0.28 0.07 62.72 05:21:01 AM 6 25.43 0.00 0.97 0.18 0.08 73.33 05:21:01 AM 7 25.92 0.00 1.30 0.37 0.07 72.34 Average: all 26.45 0.00 1.34 0.35 0.08 71.78 Average: 0 26.75 0.00 1.23 0.46 0.08 71.47 Average: 1 33.41 0.00 1.61 0.36 0.08 64.54 Average: 2 23.61 0.00 1.17 0.28 0.08 74.85 Average: 3 19.99 0.00 1.22 0.25 0.08 78.46 Average: 4 31.65 0.00 1.46 0.44 0.07 66.38 Average: 5 27.27 0.00 1.68 0.31 0.07 70.67 Average: 6 26.09 0.00 1.22 0.36 0.08 72.24 Average: 7 22.84 0.00 1.10 0.36 0.06 75.64