---> uname -a: Linux prd-centos8-docker-8c-8g-4331.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 1003 28284 20 2600 30432 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:b6:a4:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:feb6:a462/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1a:53:fe:0c 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) 09/23/2026 _x86_64_ (8 CPU) 05:17:35 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 153.72 7.70 146.02 1229.06 6763.45 05:20:01 AM 196.97 2.37 194.60 630.32 14809.78 05:21:01 AM 99.25 1.52 97.73 387.87 5884.24 Average: 149.98 3.86 146.12 749.08 9152.49 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29402956 31277104 3250416 9.95 2688 2192364 1382532 4.10 148016 2652204 342372 05:20:01 AM 27267120 29283724 5386252 16.50 2688 2328108 3632536 10.78 204068 4687228 77972 05:21:01 AM 27055464 29244200 5597908 17.14 2688 2494944 3633052 10.78 237736 4843484 85908 Average: 27908513 29935009 4744859 14.53 2688 2338472 2882707 8.55 196607 4060972 168751 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 156.16 103.88 1850.03 34.11 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 211.61 201.62 1628.23 46.02 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 161.26 139.82 1551.27 29.79 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 176.35 148.44 1676.51 36.64 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) 09/23/2026 _x86_64_ (8 CPU) 05:17:35 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.99 0.00 1.22 0.57 0.01 88.21 05:19:01 AM 0 12.16 0.00 1.82 2.27 0.02 83.73 05:19:01 AM 1 4.01 0.00 0.64 0.10 0.00 95.25 05:19:01 AM 2 15.07 0.00 1.75 0.62 0.02 82.55 05:19:01 AM 3 15.49 0.00 1.29 0.35 0.02 82.86 05:19:01 AM 4 20.75 0.00 2.12 0.38 0.02 76.73 05:19:01 AM 5 3.98 0.00 0.65 0.55 0.00 94.82 05:19:01 AM 6 3.47 0.00 0.72 0.07 0.02 95.72 05:19:01 AM 7 4.97 0.00 0.77 0.18 0.00 94.08 05:20:01 AM all 26.55 0.00 1.49 0.59 0.02 71.35 05:20:01 AM 0 37.07 0.00 1.42 1.27 0.03 60.21 05:20:01 AM 1 15.11 0.00 1.24 0.25 0.02 83.39 05:20:01 AM 2 21.90 0.00 1.41 0.85 0.02 75.82 05:20:01 AM 3 24.64 0.00 1.46 0.28 0.02 73.60 05:20:01 AM 4 30.93 0.00 1.86 0.42 0.02 66.77 05:20:01 AM 5 26.96 0.00 1.82 1.07 0.02 70.13 05:20:01 AM 6 21.48 0.00 1.21 0.42 0.00 76.89 05:20:01 AM 7 34.32 0.00 1.52 0.15 0.02 63.99 05:21:01 AM all 40.31 0.00 1.75 0.21 0.02 57.71 05:21:01 AM 0 34.07 0.00 2.07 0.12 0.02 63.73 05:21:01 AM 1 40.91 0.00 1.35 0.13 0.02 57.58 05:21:01 AM 2 46.50 0.00 1.87 0.18 0.02 51.43 05:21:01 AM 3 40.30 0.00 2.16 0.38 0.03 57.12 05:21:01 AM 4 39.53 0.00 1.41 0.15 0.02 58.89 05:21:01 AM 5 45.61 0.00 1.54 0.05 0.02 52.79 05:21:01 AM 6 31.48 0.00 1.66 0.42 0.02 66.43 05:21:01 AM 7 44.06 0.00 1.97 0.23 0.03 53.70 Average: all 25.61 0.00 1.49 0.45 0.02 72.43 Average: 0 27.77 0.00 1.77 1.22 0.02 69.22 Average: 1 20.02 0.00 1.08 0.16 0.01 78.74 Average: 2 27.81 0.00 1.68 0.55 0.02 69.94 Average: 3 26.80 0.00 1.63 0.34 0.02 71.20 Average: 4 30.40 0.00 1.79 0.32 0.02 67.47 Average: 5 25.52 0.00 1.34 0.56 0.01 72.57 Average: 6 18.80 0.00 1.19 0.30 0.01 79.69 Average: 7 27.77 0.00 1.42 0.19 0.02 70.61