---> uname -a: Linux prd-centos8-builder-4c-4g-20446.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 9.4G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 759 12034 19 2969 14654 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:18:a3:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe18:a3ff/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) 12/13/2025 _x86_64_ (4 CPU) 06:02:20 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 431.90 89.89 342.01 3765.62 13788.71 06:05:01 AM 194.84 5.26 189.58 1202.66 11890.81 06:06:01 AM 65.83 1.88 63.95 1753.52 8330.85 06:07:01 AM 33.74 0.47 33.27 63.98 10105.53 Average: 181.59 24.38 157.22 1696.54 11029.24 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12806776 14784284 3334756 20.66 2688 2173760 1102020 6.41 206460 2714868 204408 06:05:01 AM 11304828 13712468 4836704 29.96 2688 2596492 2317248 13.48 318792 4067692 287224 06:06:01 AM 11541908 14197432 4599624 28.50 2688 2843512 1591232 9.26 520444 3628640 264312 06:07:01 AM 12391328 15074124 3750204 23.23 2688 2869088 835028 4.86 713940 2586172 35488 Average: 12011210 14442077 4130322 25.59 2688 2620713 1461382 8.50 439909 3249343 197858 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 241.02 193.00 2880.42 35.13 0.00 0.00 0.00 0.00 06:05:01 AM lo 117.67 117.67 112.13 112.13 0.00 0.00 0.00 0.00 06:05:01 AM eth0 361.92 261.12 4794.95 33.93 0.00 0.00 0.00 0.00 06:06:01 AM lo 1129.89 1129.89 1122.70 1122.70 0.00 0.00 0.00 0.00 06:06:01 AM eth0 172.11 123.79 2950.56 13.32 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 82.62 64.28 221.95 68.48 0.00 0.00 0.00 0.00 Average: lo 311.86 311.86 308.68 308.68 0.00 0.00 0.00 0.00 Average: eth0 214.45 160.57 2712.34 37.71 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) 12/13/2025 _x86_64_ (4 CPU) 06:02:20 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 27.66 0.74 15.74 2.71 0.10 53.06 06:04:01 AM 0 32.69 0.77 16.86 3.10 0.10 46.48 06:04:01 AM 1 25.24 0.77 17.54 2.54 0.08 53.82 06:04:01 AM 2 26.94 0.64 13.31 2.76 0.10 56.25 06:04:01 AM 3 25.77 0.77 15.22 2.45 0.12 55.67 06:05:01 AM all 64.57 0.00 2.19 1.53 0.10 31.61 06:05:01 AM 0 69.61 0.00 1.37 1.39 0.10 27.54 06:05:01 AM 1 67.51 0.00 1.82 1.44 0.12 29.12 06:05:01 AM 2 56.89 0.00 1.64 1.32 0.08 40.07 06:05:01 AM 3 64.25 0.00 3.95 1.97 0.12 29.71 06:06:01 AM all 62.07 0.00 2.32 0.81 0.09 34.71 06:06:01 AM 0 66.05 0.00 1.52 0.80 0.08 31.54 06:06:01 AM 1 58.67 0.00 2.84 0.99 0.08 37.42 06:06:01 AM 2 66.03 0.00 2.24 0.65 0.10 30.97 06:06:01 AM 3 57.52 0.00 2.67 0.79 0.08 38.94 06:07:01 AM all 44.03 0.00 1.85 0.23 0.08 53.80 06:07:01 AM 0 39.84 0.00 1.49 0.22 0.08 58.37 06:07:01 AM 1 37.33 0.00 2.22 0.15 0.08 60.22 06:07:01 AM 2 44.80 0.00 2.10 0.05 0.08 52.96 06:07:01 AM 3 54.17 0.00 1.57 0.52 0.08 43.66 Average: all 49.58 0.18 5.52 1.32 0.09 43.30 Average: 0 52.05 0.19 5.30 1.37 0.09 40.99 Average: 1 47.18 0.19 6.11 1.28 0.09 45.15 Average: 2 48.66 0.16 4.82 1.20 0.09 45.07 Average: 3 50.43 0.19 5.85 1.43 0.10 41.99