---> uname -a: Linux prd-centos8-docker-4c-4g-7500.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1028 10803 20 3928 14381 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:99:f2:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.89/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe99:f2fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2f:be:06:f5 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::42:2fff:febe:6f5/64 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) 10/06/2026 _x86_64_ (4 CPU) 17:31:04 LINUX RESTART (4 CPU) 05:32:02 PM tps rtps wtps bread/s bwrtn/s 05:33:01 PM 244.68 4.91 239.77 452.32 16169.86 05:34:01 PM 181.95 3.18 178.77 812.40 30194.82 05:35:01 PM 1170.26 95.00 1075.25 1696.45 28850.72 05:36:01 PM 71.24 23.88 47.37 475.97 2608.35 Average: 417.86 31.87 385.99 861.10 19470.41 05:32:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:33:01 PM 12450932 14635124 3688376 22.85 2688 2388568 1616296 9.40 162236 3107120 185320 05:34:01 PM 11107924 14048836 5031384 31.17 2688 3114632 1963612 11.42 352248 4166092 68344 05:35:01 PM 9678292 13276956 6461016 40.03 2688 3589424 2043628 11.89 401596 5137740 6768 05:36:01 PM 11047224 14709204 5092084 31.55 2688 3647116 1260776 7.34 621892 3556284 38752 Average: 11071093 14167530 5068215 31.40 2688 3184935 1721078 10.01 384493 3991809 74796 05:32:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 PM eth0 325.45 255.61 3782.91 41.11 0.00 0.00 0.00 0.00 05:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 PM lo 6.32 6.32 4.53 4.53 0.00 0.00 0.00 0.00 05:34:01 PM eth0 359.84 210.00 3436.59 34.89 0.00 0.00 0.00 0.00 05:34:01 PM docker0 3.32 3.13 4.09 0.45 0.00 0.00 0.00 0.00 05:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 PM eth0 100.88 68.94 937.77 11.92 0.00 0.00 0.00 0.00 05:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 PM eth0 22.33 18.28 51.85 14.21 0.00 0.00 0.00 0.00 05:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.59 1.59 1.14 1.14 0.00 0.00 0.00 0.00 Average: eth0 201.59 137.70 2044.84 25.47 0.00 0.00 0.00 0.00 Average: docker0 0.83 0.79 1.03 0.11 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) 10/06/2026 _x86_64_ (4 CPU) 17:31:04 LINUX RESTART (4 CPU) 05:32:02 PM CPU %user %nice %system %iowait %steal %idle 05:33:01 PM all 23.05 0.00 2.59 1.39 0.01 72.95 05:33:01 PM 0 23.47 0.00 2.81 1.51 0.02 72.19 05:33:01 PM 1 25.01 0.00 2.72 1.58 0.00 70.69 05:33:01 PM 2 23.79 0.00 2.35 1.19 0.02 72.66 05:33:01 PM 3 19.95 0.00 2.47 1.29 0.02 76.28 05:34:01 PM all 46.33 0.09 4.60 2.17 0.04 46.77 05:34:01 PM 0 42.75 0.17 4.58 1.09 0.03 51.37 05:34:01 PM 1 55.08 0.15 5.14 1.03 0.05 38.55 05:34:01 PM 2 42.26 0.05 4.83 2.69 0.03 50.13 05:34:01 PM 3 45.21 0.00 3.86 3.87 0.03 47.03 05:35:01 PM all 30.53 0.00 9.45 9.43 0.01 50.57 05:35:01 PM 0 16.16 0.00 9.04 9.89 0.00 64.91 05:35:01 PM 1 37.31 0.00 11.16 9.76 0.02 41.75 05:35:01 PM 2 51.52 0.00 8.00 7.51 0.02 32.95 05:35:01 PM 3 17.12 0.00 9.61 10.58 0.02 62.68 05:36:01 PM all 35.67 0.00 2.23 0.53 0.02 61.55 05:36:01 PM 0 24.38 0.00 1.97 0.28 0.02 73.35 05:36:01 PM 1 20.62 0.00 1.54 0.52 0.02 77.31 05:36:01 PM 2 52.34 0.00 3.11 0.60 0.03 43.92 05:36:01 PM 3 45.35 0.00 2.31 0.70 0.02 51.63 Average: all 33.93 0.02 4.71 3.37 0.02 57.94 Average: 0 26.70 0.04 4.59 3.18 0.02 65.46 Average: 1 34.50 0.04 5.13 3.21 0.02 57.09 Average: 2 42.53 0.01 4.57 2.99 0.03 49.87 Average: 3 32.00 0.00 4.55 4.10 0.02 59.34