---> uname -a: Linux prd-centos8-builder-4c-4g-27471.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 753 12099 19 2910 14661 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:3a:6e:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.129/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fe3a:6ec2/64 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) 07/12/2025 _x86_64_ (4 CPU) 06:02:23 LINUX RESTART (4 CPU) 06:03:02 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 204.64 84.50 120.15 798.37 9611.54 06:05:01 AM 287.47 19.33 268.14 4012.80 10857.61 06:06:01 AM 147.28 0.97 146.32 197.40 7207.20 06:07:01 AM 41.34 1.55 39.79 1724.11 12350.92 Average: 170.05 26.34 143.70 1686.87 10008.37 06:03:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 13472512 15152852 2669020 16.54 2688 1885104 799712 4.65 181888 2106836 71976 06:05:01 AM 12416212 14497680 3725320 23.08 2688 2275856 1310232 7.62 260640 3038864 130772 06:06:01 AM 9564360 12206624 6577172 40.75 2688 2829484 3589228 20.88 472660 5646100 397240 06:07:01 AM 11105652 13721696 5035880 31.20 2688 2803296 2046120 11.90 527424 4055632 76080 Average: 11639684 13894713 4501848 27.89 2688 2448435 1936323 11.26 360653 3711858 169017 06:03:02 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 119.77 81.62 986.30 10.50 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 293.77 235.27 3204.74 39.67 0.00 0.00 0.00 0.00 06:06:01 AM lo 790.50 790.50 797.96 797.96 0.00 0.00 0.00 0.00 06:06:01 AM eth0 243.17 162.85 3676.84 21.96 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.42 0.42 1.30 1.30 0.00 0.00 0.00 0.00 06:07:01 AM eth0 265.41 170.40 2171.34 15.58 0.00 0.00 0.00 0.00 Average: lo 198.57 198.57 200.66 200.66 0.00 0.00 0.00 0.00 Average: eth0 230.99 162.87 2516.19 21.98 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) 07/12/2025 _x86_64_ (4 CPU) 06:02:23 LINUX RESTART (4 CPU) 06:03:02 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 14.41 0.88 12.28 6.65 0.13 65.65 06:04:01 AM 0 17.21 1.03 13.30 7.73 0.14 60.61 06:04:01 AM 1 20.78 0.75 11.45 2.71 0.14 64.18 06:04:01 AM 2 12.35 0.97 13.61 15.27 0.13 57.68 06:04:01 AM 3 6.94 0.76 10.79 1.15 0.12 80.23 06:05:01 AM all 42.40 0.00 2.36 4.28 0.11 50.86 06:05:01 AM 0 39.22 0.00 2.74 2.16 0.12 55.77 06:05:01 AM 1 42.77 0.00 2.31 4.07 0.10 50.75 06:05:01 AM 2 48.82 0.00 1.83 5.76 0.12 43.48 06:05:01 AM 3 38.77 0.00 2.56 5.15 0.10 53.43 06:06:01 AM all 66.21 0.00 2.43 1.51 0.12 29.72 06:06:01 AM 0 65.13 0.00 3.31 1.97 0.12 29.47 06:06:01 AM 1 67.80 0.00 2.24 1.52 0.13 28.31 06:06:01 AM 2 66.18 0.00 1.81 1.62 0.12 30.27 06:06:01 AM 3 65.75 0.00 2.36 0.94 0.12 30.84 06:07:01 AM all 63.51 0.00 1.70 0.82 0.10 33.86 06:07:01 AM 0 59.94 0.00 1.39 1.96 0.10 36.61 06:07:01 AM 1 65.28 0.00 1.29 0.69 0.10 32.64 06:07:01 AM 2 58.23 0.00 1.17 0.15 0.10 40.34 06:07:01 AM 3 70.61 0.00 2.95 0.49 0.12 25.84 Average: all 46.97 0.21 4.61 3.28 0.12 44.81 Average: 0 45.53 0.25 5.14 3.43 0.12 45.53 Average: 1 49.30 0.18 4.29 2.24 0.12 43.87 Average: 2 47.00 0.23 4.44 5.53 0.12 42.68 Average: 3 46.05 0.18 4.58 1.94 0.11 47.13