---> uname -a: Linux prd-centos8-docker-4c-4g-4190.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: 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): 0-3 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 1045 10842 20 3873 14365 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:e0:f8:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.154/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fee0:f85b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:0b:fd:a7 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:adff:fe0b:fda7/64 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) 10/22/2026 _x86_64_ (4 CPU) 12:47:30 LINUX RESTART (4 CPU) 12:48:03 PM tps rtps wtps bread/s bwrtn/s 12:49:01 PM 240.89 58.30 182.60 7094.40 40841.93 12:50:01 PM 102.75 0.08 102.67 1.60 9736.19 12:51:01 PM 187.09 6.03 181.05 750.41 10130.96 12:52:01 PM 43.75 0.47 43.29 415.73 6104.98 12:53:01 PM 66.76 0.72 66.04 44.39 12627.86 12:54:01 PM 75.24 0.18 75.06 169.28 10312.40 12:55:01 PM 1186.60 95.13 1091.47 1697.97 27688.55 12:56:01 PM 68.59 23.91 44.68 475.65 2373.09 Average: 246.49 22.96 223.53 1307.22 14869.71 12:48:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 PM 13566768 15131464 2572548 15.94 2688 1792128 1131088 6.58 138192 2118268 41204 12:50:01 PM 13122996 15049928 3016320 18.69 2688 2136920 1167512 6.79 154732 2478792 177348 12:51:01 PM 11825868 14009352 4313448 26.73 2688 2385744 2184432 12.71 202268 3688540 156988 12:52:01 PM 11749048 13959256 4390268 27.20 2688 2411632 2511760 14.61 204488 3757392 76 12:53:01 PM 9865620 12431272 6273696 38.87 2688 2757028 4425900 25.75 285152 5512052 1308 12:54:01 PM 10520364 13926524 5618952 34.82 2688 3474420 1870960 10.89 398952 4528836 527904 12:55:01 PM 8986932 12529340 7152384 44.32 2688 3532012 1966240 11.44 449756 5764768 8 12:56:01 PM 11089052 14693776 5050264 31.29 2688 3589692 1249048 7.27 670172 3459220 25620 Average: 11340831 13966364 4798485 29.73 2688 2759947 2063368 12.00 312964 3913484 116307 12:48:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 PM eth0 293.93 162.88 1002.66 64.82 0.00 0.00 0.00 0.00 12:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 PM eth0 82.71 54.62 1158.92 7.79 0.00 0.00 0.00 0.00 12:50:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 PM eth0 275.02 234.04 3158.02 42.06 0.00 0.00 0.00 0.00 12:51:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:52:01 PM lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:52:01 PM eth0 11.78 8.90 98.67 2.11 0.00 0.00 0.00 0.00 12:52:01 PM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:52:01 PM veth7c42556 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:53:01 PM lo 4.60 4.60 2.58 2.58 0.00 0.00 0.00 0.00 12:53:01 PM eth0 87.32 49.57 2169.03 5.11 0.00 0.00 0.00 0.00 12:53:01 PM docker0 2.82 2.57 2.25 0.37 0.00 0.00 0.00 0.00 12:53:01 PM veth7c42556 0.20 0.25 0.01 0.01 0.00 0.00 0.00 0.00 12:53:01 PM vethb021948 2.62 2.48 2.28 0.37 0.00 0.00 0.00 0.00 12:54:01 PM lo 2.87 2.87 2.72 2.72 0.00 0.00 0.00 0.00 12:54:01 PM eth0 211.03 163.95 1724.59 973.10 0.00 0.00 0.00 0.00 12:54:01 PM docker0 0.77 0.73 1.85 0.08 0.00 0.00 0.00 0.00 12:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:55:01 PM eth0 3.87 2.75 58.47 0.64 0.00 0.00 0.00 0.00 12:55:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:56:01 PM eth0 23.78 20.05 51.48 40.94 0.00 0.00 0.00 0.00 12:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.67 0.67 0.00 0.00 0.00 0.00 Average: eth0 122.97 86.78 1178.44 142.40 0.00 0.00 0.00 0.00 Average: docker0 0.46 0.44 0.52 0.06 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) 10/22/2026 _x86_64_ (4 CPU) 12:47:30 LINUX RESTART (4 CPU) 12:48:03 PM CPU %user %nice %system %iowait %steal %idle 12:49:01 PM all 13.51 0.00 2.81 2.01 0.01 81.66 12:49:01 PM 0 11.19 0.00 2.46 1.23 0.00 85.12 12:49:01 PM 1 9.96 0.00 2.56 2.29 0.02 85.18 12:49:01 PM 2 12.34 0.00 3.65 3.72 0.02 80.27 12:49:01 PM 3 20.53 0.00 2.58 0.80 0.00 76.10 12:50:01 PM all 12.40 0.00 1.22 0.69 0.01 85.68 12:50:01 PM 0 21.22 0.00 1.95 0.62 0.02 76.19 12:50:01 PM 1 4.97 0.00 1.03 0.77 0.00 93.23 12:50:01 PM 2 7.40 0.00 0.67 0.62 0.00 91.32 12:50:01 PM 3 16.00 0.00 1.22 0.77 0.02 81.99 12:51:01 PM all 28.62 0.00 1.95 1.13 0.03 68.28 12:51:01 PM 0 27.20 0.00 2.54 1.96 0.02 68.28 12:51:01 PM 1 28.65 0.00 1.44 0.47 0.02 69.42 12:51:01 PM 2 30.31 0.00 1.92 1.02 0.03 66.71 12:51:01 PM 3 28.29 0.00 1.89 1.07 0.05 68.70 12:52:01 PM all 1.10 0.00 0.34 0.24 0.00 98.32 12:52:01 PM 0 1.22 0.00 0.40 0.22 0.00 98.16 12:52:01 PM 1 1.07 0.00 0.35 0.03 0.00 98.55 12:52:01 PM 2 0.94 0.00 0.30 0.22 0.02 98.53 12:52:01 PM 3 1.17 0.00 0.30 0.48 0.00 98.05 12:53:01 PM all 13.65 0.09 1.75 0.39 0.00 84.12 12:53:01 PM 0 12.87 0.05 1.54 0.67 0.00 84.87 12:53:01 PM 1 14.83 0.08 1.85 0.22 0.02 83.01 12:53:01 PM 2 14.55 0.05 1.56 0.47 0.00 83.37 12:53:01 PM 3 12.34 0.17 2.05 0.20 0.00 85.25 12:54:01 PM all 25.32 0.00 6.81 0.30 0.02 67.56 12:54:01 PM 0 35.61 0.00 7.83 0.47 0.02 56.07 12:54:01 PM 1 24.21 0.00 6.89 0.25 0.02 68.63 12:54:01 PM 2 19.36 0.00 7.60 0.22 0.02 72.80 12:54:01 PM 3 22.07 0.00 4.92 0.24 0.02 72.75 12:55:01 PM all 31.47 0.00 4.52 7.60 0.02 56.39 12:55:01 PM 0 41.89 0.00 5.19 7.99 0.03 44.89 12:55:01 PM 1 21.63 0.00 3.71 5.09 0.02 69.55 12:55:01 PM 2 19.05 0.00 4.93 9.23 0.02 66.77 12:55:01 PM 3 43.28 0.00 4.25 8.10 0.02 44.36 12:56:01 PM all 25.50 0.00 2.03 0.48 0.01 71.97 12:56:01 PM 0 18.15 0.00 1.93 0.23 0.00 79.69 12:56:01 PM 1 30.95 0.00 1.97 0.47 0.00 66.61 12:56:01 PM 2 34.64 0.00 2.49 0.75 0.02 62.11 12:56:01 PM 3 18.30 0.00 1.72 0.48 0.02 79.48 Average: all 18.95 0.01 2.67 1.60 0.01 76.75 Average: 0 21.19 0.01 2.98 1.68 0.01 74.14 Average: 1 17.04 0.01 2.47 1.19 0.01 79.28 Average: 2 17.34 0.01 2.88 2.02 0.01 77.74 Average: 3 20.23 0.02 2.36 1.52 0.01 75.85