---> uname -a: Linux prd-centos8-builder-4c-4g-17758.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 744 12224 19 2793 14670 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:04:1a:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe04:1a5a/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) 12/04/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 471.90 57.01 414.89 3590.01 14154.56 03:53:01 PM 193.00 4.12 188.89 1283.97 11853.48 03:54:01 PM 81.97 1.22 80.75 145.31 9144.54 Average: 248.99 20.79 228.21 1673.39 11717.94 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12724668 14710436 3416864 21.17 2688 2181860 1185656 6.90 210824 2790160 204812 03:53:01 PM 11014956 13428812 5126576 31.76 2688 2603044 2429808 14.13 331776 4342540 281376 03:54:01 PM 12585444 15089500 3556088 22.03 2688 2692040 813364 4.73 687512 2421064 157860 Average: 12108356 14409583 4033176 24.99 2688 2492315 1476276 8.59 410037 3184588 214683 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 295.05 238.76 2861.60 39.55 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.20 0.20 0.05 0.05 0.00 0.00 0.00 0.00 03:53:01 PM eth0 340.77 268.13 4798.53 35.03 0.00 0.00 0.00 0.00 03:54:01 PM lo 728.95 728.95 740.43 740.43 0.00 0.00 0.00 0.00 03:54:01 PM eth0 166.16 133.14 320.17 646.82 0.00 0.00 0.00 0.00 Average: lo 242.99 242.99 246.77 246.77 0.00 0.00 0.00 0.00 Average: eth0 267.33 213.35 2660.25 240.42 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) 12/04/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 27.78 0.36 6.92 1.98 0.09 62.87 03:52:01 PM 0 21.30 0.33 5.61 1.27 0.10 71.40 03:52:01 PM 1 29.22 0.52 8.98 2.83 0.08 58.37 03:52:01 PM 2 18.78 0.42 7.43 1.69 0.10 71.58 03:52:01 PM 3 41.84 0.15 5.68 2.14 0.08 50.11 03:53:01 PM all 62.06 0.00 1.99 0.91 0.10 34.94 03:53:01 PM 0 64.24 0.00 1.85 1.20 0.10 32.60 03:53:01 PM 1 56.99 0.00 1.79 1.02 0.10 40.10 03:53:01 PM 2 57.69 0.00 2.02 0.77 0.10 39.42 03:53:01 PM 3 69.32 0.00 2.31 0.64 0.12 27.62 03:54:01 PM all 46.08 0.00 2.38 0.34 0.08 51.13 03:54:01 PM 0 40.71 0.00 2.68 0.32 0.08 56.21 03:54:01 PM 1 43.84 0.00 2.13 0.23 0.08 53.71 03:54:01 PM 2 46.47 0.00 2.19 0.17 0.07 51.10 03:54:01 PM 3 53.30 0.00 2.53 0.64 0.07 43.47 Average: all 45.31 0.12 3.77 1.08 0.09 49.64 Average: 0 42.08 0.11 3.38 0.93 0.09 53.41 Average: 1 43.36 0.17 4.30 1.36 0.09 50.72 Average: 2 40.99 0.14 3.88 0.88 0.09 54.03 Average: 3 54.82 0.05 3.51 1.14 0.09 40.40