---> uname -a: Linux prd-centos8-builder-4c-4g-204.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 838 9963 19 4961 14575 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:aa:36:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:feaa:36c8/64 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) 12/17/2025 _x86_64_ (4 CPU) 03:22:25 LINUX RESTART (4 CPU) 03:23:01 AM tps rtps wtps bread/s bwrtn/s 03:24:01 AM 240.34 86.34 154.00 2372.68 12133.91 03:25:01 AM 372.36 12.90 359.46 1631.06 8586.89 03:26:01 AM 107.74 6.10 101.65 1027.45 11875.63 03:27:01 AM 52.21 0.00 52.21 0.00 29817.50 03:28:01 AM 137.28 0.00 137.28 0.00 33098.60 03:29:01 AM 44.36 0.00 44.36 0.00 8230.41 03:30:01 AM 93.20 0.00 93.20 0.00 10713.49 Average: 149.64 15.05 134.60 718.79 16350.05 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 13222540 15091188 2918992 18.08 2688 2065508 821968 4.78 203528 2307304 127288 03:25:01 AM 12042244 14278760 4099288 25.40 2688 2415608 1546924 9.00 231296 3398508 272992 03:26:01 AM 10212044 13387364 5929488 36.73 2688 3345584 2278372 13.25 472888 4970176 843440 03:27:01 AM 8303888 12051472 7837644 48.56 2688 3904460 3572092 20.78 730720 6594924 523372 03:28:01 AM 8864420 13221772 7277112 45.08 2688 4507352 2371272 13.79 891444 5863388 159692 03:29:01 AM 7746740 12390072 8394792 52.01 2688 4771924 3171700 18.45 967364 6869900 199652 03:30:01 AM 7428260 12336780 8713272 53.98 2688 5011788 3189756 18.56 1041332 7062788 155076 Average: 9688591 13251058 6452941 39.98 2688 3717461 2421726 14.09 648367 5295284 325930 03:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 182.44 155.41 1456.11 39.69 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 590.20 544.55 4886.34 123.61 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 03:26:01 AM eth0 260.78 222.97 4718.75 24.56 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.40 0.40 0.02 0.02 0.00 0.00 0.00 0.00 03:27:01 AM eth0 73.80 53.09 1437.36 12.73 0.00 0.00 0.00 0.00 03:28:01 AM lo 2.52 2.52 0.54 0.54 0.00 0.00 0.00 0.00 03:28:01 AM eth0 63.91 62.17 502.82 12.93 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 31.04 27.91 68.23 15.16 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 17.09 14.71 4.32 8.55 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.10 0.10 0.00 0.00 0.00 0.00 Average: eth0 174.19 154.41 1867.88 33.89 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) 12/17/2025 _x86_64_ (4 CPU) 03:22:25 LINUX RESTART (4 CPU) 03:23:01 AM CPU %user %nice %system %iowait %steal %idle 03:24:01 AM all 17.36 0.72 10.18 1.33 0.09 70.32 03:24:01 AM 0 20.16 0.72 9.45 1.31 0.10 68.25 03:24:01 AM 1 6.89 0.72 10.27 1.34 0.08 80.69 03:24:01 AM 2 19.37 0.94 13.26 1.73 0.08 64.62 03:24:01 AM 3 23.03 0.52 7.73 0.94 0.08 67.69 03:25:01 AM all 22.67 0.00 2.49 1.56 0.11 73.17 03:25:01 AM 0 24.61 0.00 1.46 1.04 0.10 72.79 03:25:01 AM 1 22.19 0.00 2.88 2.45 0.10 72.38 03:25:01 AM 2 23.43 0.00 2.75 1.32 0.12 72.38 03:25:01 AM 3 20.44 0.00 2.89 1.41 0.12 75.14 03:26:01 AM all 49.28 0.00 2.58 0.79 0.10 47.25 03:26:01 AM 0 50.66 0.00 2.46 1.12 0.08 45.67 03:26:01 AM 1 43.76 0.00 2.44 0.54 0.12 53.14 03:26:01 AM 2 53.15 0.00 3.36 1.07 0.10 42.31 03:26:01 AM 3 49.56 0.00 2.04 0.45 0.10 47.85 03:27:01 AM all 61.51 0.00 2.40 0.31 0.10 35.68 03:27:01 AM 0 59.61 0.00 2.59 0.32 0.10 37.38 03:27:01 AM 1 69.13 0.00 3.31 0.05 0.10 27.41 03:27:01 AM 2 59.80 0.00 2.21 0.43 0.10 37.46 03:27:01 AM 3 57.48 0.00 1.50 0.43 0.10 40.48 03:28:01 AM all 49.53 0.00 2.80 0.84 0.10 46.73 03:28:01 AM 0 50.14 0.00 2.75 0.80 0.10 46.21 03:28:01 AM 1 47.64 0.00 2.45 0.91 0.10 48.91 03:28:01 AM 2 52.15 0.00 4.20 1.36 0.10 42.20 03:28:01 AM 3 48.19 0.00 1.81 0.30 0.08 49.61 03:29:01 AM all 55.71 0.00 2.96 0.28 0.10 40.94 03:29:01 AM 0 63.17 0.00 3.35 0.54 0.10 32.85 03:29:01 AM 1 57.62 0.00 3.09 0.12 0.10 39.07 03:29:01 AM 2 55.34 0.00 3.41 0.13 0.10 41.02 03:29:01 AM 3 46.72 0.00 1.99 0.35 0.10 50.84 03:30:01 AM all 57.02 0.00 2.81 0.44 0.14 39.60 03:30:01 AM 0 43.78 0.00 1.77 1.21 0.15 53.09 03:30:01 AM 1 62.11 0.00 3.02 0.05 0.13 34.69 03:30:01 AM 2 66.71 0.00 5.68 0.39 0.13 27.09 03:30:01 AM 3 55.49 0.00 0.77 0.10 0.13 43.51 Average: all 44.73 0.10 3.75 0.79 0.10 50.52 Average: 0 44.60 0.10 3.40 0.90 0.11 50.88 Average: 1 44.19 0.10 3.92 0.78 0.11 50.90 Average: 2 47.15 0.13 4.98 0.92 0.11 46.72 Average: 3 42.99 0.07 2.68 0.57 0.10 53.58