---> uname -a: Linux prd-centos8-docker-4c-4g-47379.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 nrip_save 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 809 11912 19 3041 14608 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:ee:b9:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.197/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85977sec preferred_lft 85977sec inet6 fe80::f816:3eff:feee:b949/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:bb:57:9e 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:a2ff:febb:579e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 09/19/2025 _x86_64_ (4 CPU) 19:55:02 LINUX RESTART (4 CPU) 07:56:01 PM tps rtps wtps bread/s bwrtn/s 07:57:02 PM 225.99 18.56 207.43 3630.66 12569.16 07:58:01 PM 106.49 2.75 103.75 275.48 8280.90 07:59:01 PM 26.68 0.05 26.63 1.07 6388.59 08:00:01 PM 5.45 2.77 2.68 164.61 280.67 08:01:01 PM 72.54 0.67 71.88 417.73 18457.85 08:02:01 PM 32.37 0.60 31.77 140.46 1209.23 Average: 78.17 4.24 73.94 773.07 7863.08 07:56:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:57:02 PM 12583932 14655476 3557600 22.04 2688 2277248 1444176 8.40 173164 2985348 170944 07:58:01 PM 10530672 12835244 5610860 34.76 2688 2505916 3189632 18.56 258084 4928932 178560 07:59:01 PM 10191192 12499484 5950340 36.86 2688 2509488 3390800 19.73 258188 5268936 920 08:00:01 PM 8934832 11258120 7206700 44.65 2688 2524060 4593104 26.72 265144 6512944 3632 08:01:01 PM 8347016 11089200 7794516 48.29 2688 2932680 5072072 29.51 400748 6918272 120 08:02:01 PM 12186116 14945096 3955416 24.50 2688 2948368 1156380 6.73 582988 2913212 23088 Average: 10462293 12880437 5679239 35.18 2688 2616293 3141027 18.27 323053 4921274 62877 07:56:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:57:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:02 PM eth0 215.21 172.98 2567.68 35.15 0.00 0.00 0.00 0.00 07:57:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 PM eth0 255.60 187.02 3351.11 29.58 0.00 0.00 0.00 0.00 07:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 PM eth0 22.63 16.15 5.76 28.83 0.00 0.00 0.00 0.00 07:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 PM eth0 31.29 20.84 9.71 17.30 0.00 0.00 0.00 0.00 08:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 PM lo 17.79 17.79 27.30 27.30 0.00 0.00 0.00 0.00 08:01:01 PM eth0 242.47 134.59 2830.16 12.28 0.00 0.00 0.00 0.00 08:01:01 PM docker0 0.18 0.28 0.01 0.02 0.00 0.00 0.00 0.00 08:01:01 PM vethe85bab6 0.18 0.43 0.01 0.03 0.00 0.00 0.00 0.00 08:01:01 PM br-30d538e8741a 5.46 5.65 25.60 0.94 0.00 0.00 0.00 0.00 08:02:01 PM lo 0.83 0.83 0.06 0.06 0.00 0.00 0.00 0.00 08:02:01 PM eth0 30.02 20.21 21.85 9.51 0.00 0.00 0.00 0.00 08:02:01 PM docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.11 3.11 4.57 4.57 0.00 0.00 0.00 0.00 Average: eth0 132.52 91.70 1459.07 22.09 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 09/19/2025 _x86_64_ (4 CPU) 19:55:02 LINUX RESTART (4 CPU) 07:56:01 PM CPU %user %nice %system %iowait %steal %idle 07:57:02 PM all 26.90 0.00 2.90 2.74 0.08 67.38 07:57:02 PM 0 27.27 0.00 1.94 1.59 0.08 69.12 07:57:02 PM 1 20.12 0.00 1.86 2.93 0.10 74.99 07:57:02 PM 2 23.97 0.00 3.06 3.21 0.07 69.69 07:57:02 PM 3 36.23 0.00 4.73 3.24 0.08 55.72 07:58:01 PM all 61.20 0.00 2.03 1.20 0.11 35.45 07:58:01 PM 0 64.09 0.00 1.80 2.46 0.12 31.53 07:58:01 PM 1 60.28 0.00 2.15 1.04 0.12 36.41 07:58:01 PM 2 62.37 0.00 2.26 0.80 0.10 34.47 07:58:01 PM 3 58.08 0.00 1.92 0.49 0.10 39.41 07:59:01 PM all 19.97 0.00 0.43 0.41 0.08 79.12 07:59:01 PM 0 24.43 0.00 0.28 0.00 0.07 75.22 07:59:01 PM 1 21.19 0.00 0.45 0.58 0.08 77.70 07:59:01 PM 2 17.36 0.00 0.47 0.15 0.07 81.95 07:59:01 PM 3 16.89 0.00 0.50 0.92 0.08 81.60 08:00:01 PM all 38.44 0.00 0.79 0.03 0.09 60.65 08:00:01 PM 0 30.28 0.00 0.35 0.00 0.08 69.29 08:00:01 PM 1 30.74 0.00 0.72 0.05 0.08 68.41 08:00:01 PM 2 71.12 0.00 1.45 0.05 0.12 27.26 08:00:01 PM 3 21.58 0.00 0.63 0.03 0.07 77.68 08:01:01 PM all 22.18 0.00 3.31 1.63 0.09 72.79 08:01:01 PM 0 22.68 0.00 3.52 0.42 0.10 73.28 08:01:01 PM 1 23.49 0.00 2.87 1.95 0.08 71.61 08:01:01 PM 2 20.35 0.00 3.58 2.17 0.08 73.81 08:01:01 PM 3 22.19 0.00 3.28 2.00 0.08 72.45 08:02:01 PM all 27.48 0.00 1.67 0.09 0.08 70.68 08:02:01 PM 0 18.47 0.00 1.55 0.12 0.08 79.78 08:02:01 PM 1 26.75 0.00 1.57 0.05 0.07 71.57 08:02:01 PM 2 28.52 0.00 2.09 0.08 0.07 69.25 08:02:01 PM 3 36.22 0.00 1.47 0.12 0.08 62.11 Average: all 32.61 0.00 1.85 1.02 0.09 64.43 Average: 0 31.12 0.00 1.57 0.76 0.09 66.46 Average: 1 30.32 0.00 1.60 1.10 0.09 66.89 Average: 2 37.21 0.00 2.15 1.08 0.08 59.48 Average: 3 31.80 0.00 2.09 1.13 0.08 64.89