---> uname -a: Linux prd-centos8-builder-4c-4g-25764.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 750 12226 19 2787 14665 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:14:df:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.176/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe14:df1e/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) 07/04/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 294.33 55.86 238.48 3555.01 11468.92 03:53:01 PM 285.42 5.42 280.00 1298.98 13685.85 03:54:01 PM 78.84 1.02 77.82 97.70 9180.64 Average: 219.52 20.76 198.76 1650.48 11445.01 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12845436 14801172 3296096 20.42 2688 2152264 1101680 6.41 207636 2679088 211880 03:53:01 PM 11052160 13441028 5089372 31.53 2688 2577880 2380788 13.85 332384 4305788 261684 03:54:01 PM 12536220 15034440 3605312 22.34 2688 2685324 888768 5.17 688216 2469016 156228 Average: 12144605 14425547 3996927 24.76 2688 2471823 1457079 8.48 409412 3151297 209931 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 259.54 198.20 2461.48 33.20 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 361.36 266.32 5173.22 36.50 0.00 0.00 0.00 0.00 03:54:01 PM lo 964.46 964.46 961.32 961.32 0.00 0.00 0.00 0.00 03:54:01 PM eth0 130.22 105.73 319.57 646.61 0.00 0.00 0.00 0.00 Average: lo 321.59 321.59 320.49 320.49 0.00 0.00 0.00 0.00 Average: eth0 250.37 190.08 2651.29 238.79 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) 07/04/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 25.74 0.38 6.51 1.90 0.10 65.38 03:52:01 PM 0 22.66 0.52 8.15 2.78 0.12 65.78 03:52:01 PM 1 24.93 0.27 5.37 1.12 0.10 68.21 03:52:01 PM 2 32.82 0.32 6.94 2.18 0.10 57.64 03:52:01 PM 3 22.54 0.40 5.59 1.51 0.08 69.87 03:53:01 PM all 68.18 0.00 2.31 1.49 0.13 27.89 03:53:01 PM 0 66.89 0.00 2.03 1.59 0.12 29.38 03:53:01 PM 1 70.80 0.00 1.22 0.62 0.12 27.24 03:53:01 PM 2 66.66 0.00 4.57 3.46 0.15 25.16 03:53:01 PM 3 68.35 0.00 1.42 0.32 0.13 29.78 03:54:01 PM all 47.06 0.00 2.53 0.37 0.09 49.95 03:54:01 PM 0 36.89 0.00 2.20 0.44 0.10 60.38 03:54:01 PM 1 41.35 0.00 2.26 0.17 0.10 56.12 03:54:01 PM 2 49.00 0.00 3.37 0.37 0.08 47.17 03:54:01 PM 3 60.99 0.00 2.29 0.50 0.08 36.12 Average: all 46.99 0.13 3.78 1.25 0.11 47.75 Average: 0 42.14 0.17 4.12 1.60 0.11 51.84 Average: 1 45.69 0.09 2.95 0.64 0.11 50.53 Average: 2 49.46 0.11 4.96 2.00 0.11 43.36 Average: 3 50.66 0.13 3.10 0.78 0.10 45.23