---> uname -a: Linux prd-centos8-builder-4c-4g-19903.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: 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 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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 803 10384 19 4575 14610 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:28:a7:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85801sec preferred_lft 85801sec inet6 fe80::f816:3eff:fe28:a758/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/11/2025 _x86_64_ (4 CPU) 01:21:23 LINUX RESTART (4 CPU) 01:22:01 AM tps rtps wtps bread/s bwrtn/s 01:23:01 AM 231.56 76.84 154.72 2293.35 11791.92 01:24:01 AM 36.74 0.00 36.74 0.00 4818.34 01:25:01 AM 5.78 0.03 5.75 0.53 147.04 01:26:01 AM 84.94 12.10 72.84 1609.33 1192.67 01:27:01 AM 361.60 7.25 354.35 964.88 13388.55 01:28:01 AM 69.51 0.15 69.36 95.30 30227.57 01:29:01 AM 122.34 0.00 122.34 0.00 32098.23 01:30:01 AM 44.73 0.00 44.73 0.00 5426.50 01:31:01 AM 75.08 0.30 74.78 48.78 7053.97 Average: 114.70 10.74 103.96 556.85 11795.06 01:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:23:01 AM 13239544 15107112 2901988 17.98 2688 2065052 820220 4.77 203076 2291032 126988 01:24:01 AM 13231572 15100236 2909960 18.03 2688 2065352 820220 4.77 203080 2292908 12 01:25:01 AM 13228064 15097992 2913468 18.05 2688 2065812 820220 4.77 203136 2294100 44 01:26:01 AM 12452832 14463688 3688700 22.85 2688 2197728 1576824 9.17 218248 3020204 78492 01:27:01 AM 10432288 13580552 5709244 35.37 2688 3320648 2188428 12.73 450632 4777312 852316 01:28:01 AM 9650920 13372640 6490612 40.21 2688 3881064 2300056 13.38 730020 5257032 520724 01:29:01 AM 9069924 13294312 7071608 43.81 2688 4378820 2271040 13.21 875988 5683580 79548 01:30:01 AM 7934432 12357892 8207100 50.84 2688 4560676 3128668 18.20 956396 6708048 121884 01:31:01 AM 10571256 14901828 5570276 34.51 2688 4456664 933028 5.43 1171124 3838568 70240 Average: 11090092 14141806 5051440 31.29 2688 3221313 1650967 9.60 556856 4018087 205583 01:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 118.83 91.50 1195.82 24.37 0.00 0.00 0.00 0.00 01:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 AM eth0 81.24 69.34 224.83 18.47 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 91.70 81.00 256.37 22.47 0.00 0.00 0.00 0.00 01:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 AM eth0 274.70 293.42 1236.76 77.53 0.00 0.00 0.00 0.00 01:27:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 01:27:01 AM eth0 444.27 349.00 7971.18 40.57 0.00 0.00 0.00 0.00 01:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM eth0 98.52 79.97 1820.53 15.49 0.00 0.00 0.00 0.00 01:29:01 AM lo 2.91 2.91 0.56 0.56 0.00 0.00 0.00 0.00 01:29:01 AM eth0 22.68 23.08 61.98 6.76 0.00 0.00 0.00 0.00 01:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM eth0 38.41 37.68 140.99 16.57 0.00 0.00 0.00 0.00 01:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 AM eth0 34.07 30.43 37.20 13.09 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.07 0.07 0.00 0.00 0.00 0.00 Average: eth0 133.82 117.26 1438.38 26.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/11/2025 _x86_64_ (4 CPU) 01:21:23 LINUX RESTART (4 CPU) 01:22:01 AM CPU %user %nice %system %iowait %steal %idle 01:23:01 AM all 16.20 0.69 10.89 1.43 0.08 70.71 01:23:01 AM 0 28.10 0.38 7.71 1.14 0.08 62.59 01:23:01 AM 1 6.10 0.89 12.49 1.76 0.08 78.68 01:23:01 AM 2 15.34 0.87 13.80 1.86 0.08 68.05 01:23:01 AM 3 15.22 0.64 9.56 0.95 0.08 73.55 01:24:01 AM all 0.47 0.00 0.32 0.26 0.04 98.91 01:24:01 AM 0 0.57 0.00 0.12 0.13 0.05 99.13 01:24:01 AM 1 0.20 0.00 0.30 0.67 0.05 98.78 01:24:01 AM 2 0.77 0.00 0.72 0.18 0.03 98.30 01:24:01 AM 3 0.33 0.00 0.13 0.07 0.03 99.43 01:25:01 AM all 0.53 0.00 0.28 0.02 0.05 99.12 01:25:01 AM 0 0.68 0.00 0.07 0.07 0.05 99.13 01:25:01 AM 1 0.77 0.00 0.55 0.02 0.05 98.61 01:25:01 AM 2 0.48 0.00 0.35 0.00 0.05 99.12 01:25:01 AM 3 0.20 0.00 0.13 0.00 0.05 99.62 01:26:01 AM all 11.92 0.00 1.25 0.36 0.08 86.38 01:26:01 AM 0 11.85 0.00 0.77 0.08 0.10 87.20 01:26:01 AM 1 10.74 0.00 1.37 0.43 0.08 87.37 01:26:01 AM 2 10.37 0.00 2.04 0.49 0.07 87.04 01:26:01 AM 3 14.73 0.00 0.84 0.43 0.07 83.93 01:27:01 AM all 48.09 0.00 3.06 1.69 0.11 47.04 01:27:01 AM 0 38.80 0.00 3.27 2.87 0.12 54.94 01:27:01 AM 1 53.23 0.00 1.79 1.44 0.12 43.43 01:27:01 AM 2 48.48 0.00 2.48 1.14 0.12 47.78 01:27:01 AM 3 51.84 0.00 4.71 1.31 0.10 42.04 01:28:01 AM all 64.63 0.00 2.97 0.56 0.10 31.75 01:28:01 AM 0 59.52 0.00 1.85 1.15 0.10 37.37 01:28:01 AM 1 70.22 0.00 4.42 0.49 0.12 24.75 01:28:01 AM 2 57.79 0.00 2.85 0.39 0.08 38.89 01:28:01 AM 3 70.99 0.00 2.74 0.20 0.10 25.96 01:29:01 AM all 47.31 0.00 2.70 2.08 0.10 47.80 01:29:01 AM 0 42.69 0.00 2.63 2.23 0.10 52.35 01:29:01 AM 1 51.15 0.00 2.66 1.99 0.08 44.11 01:29:01 AM 2 49.04 0.00 3.38 2.88 0.12 44.57 01:29:01 AM 3 46.37 0.00 2.14 1.24 0.08 50.17 01:30:01 AM all 55.66 0.00 3.16 0.25 0.10 40.83 01:30:01 AM 0 58.05 0.00 3.32 0.34 0.08 38.20 01:30:01 AM 1 45.44 0.00 2.18 0.18 0.12 52.08 01:30:01 AM 2 57.59 0.00 2.25 0.15 0.08 39.92 01:30:01 AM 3 61.57 0.00 4.89 0.34 0.10 33.10 01:31:01 AM all 35.35 0.00 2.70 1.02 0.09 60.84 01:31:01 AM 0 45.32 0.00 4.00 1.69 0.10 48.90 01:31:01 AM 1 26.68 0.00 1.64 1.32 0.08 70.27 01:31:01 AM 2 31.21 0.00 1.26 0.23 0.08 67.21 01:31:01 AM 3 38.17 0.00 3.91 0.84 0.08 57.00 Average: all 31.10 0.08 3.04 0.85 0.08 64.85 Average: 0 31.70 0.04 2.64 1.08 0.09 64.46 Average: 1 29.38 0.10 3.04 0.92 0.09 66.47 Average: 2 30.09 0.10 3.24 0.81 0.08 65.69 Average: 3 33.25 0.07 3.23 0.60 0.08 62.78