---> uname -a: Linux prd-centos8-builder-4c-4g-19074.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 758 12233 19 2771 14657 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:ab:24:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:feab:2454/64 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) 06/06/2025 _x86_64_ (4 CPU) 20:05:10 LINUX RESTART (4 CPU) 08:06:01 PM tps rtps wtps bread/s bwrtn/s 08:07:01 PM 381.94 39.70 342.25 4028.79 15233.60 08:08:01 PM 170.37 3.58 166.79 660.89 9296.10 08:09:01 PM 81.19 0.77 80.43 80.23 10830.33 Average: 211.17 14.68 196.49 1589.92 11786.54 08:06:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 PM 12519416 14556536 3622116 22.44 2688 2232992 1585128 9.22 222784 2982360 178332 08:08:01 PM 9146812 11588936 6994720 43.33 2688 2630944 4206068 24.47 350228 6190960 322768 08:09:01 PM 12510356 14991156 3631176 22.50 2688 2669044 894964 5.21 686672 2503348 98056 Average: 11392195 13712209 4749337 29.42 2688 2510993 2228720 12.97 419895 3892223 199719 08:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 353.62 269.97 3518.59 44.93 0.00 0.00 0.00 0.00 08:08:01 PM lo 1055.73 1055.73 1053.20 1053.20 0.00 0.00 0.00 0.00 08:08:01 PM eth0 292.27 208.39 4033.34 28.10 0.00 0.00 0.00 0.00 08:09:01 PM lo 1.35 1.35 2.34 2.34 0.00 0.00 0.00 0.00 08:09:01 PM eth0 130.45 112.93 310.22 649.84 0.00 0.00 0.00 0.00 Average: lo 352.40 352.40 351.89 351.89 0.00 0.00 0.00 0.00 Average: eth0 258.78 197.10 2620.80 240.94 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) 06/06/2025 _x86_64_ (4 CPU) 20:05:10 LINUX RESTART (4 CPU) 08:06:01 PM CPU %user %nice %system %iowait %steal %idle 08:07:01 PM all 33.25 0.26 6.52 2.17 0.10 57.70 08:07:01 PM 0 31.59 0.22 7.22 3.34 0.10 57.53 08:07:01 PM 1 34.66 0.22 4.87 1.81 0.12 58.33 08:07:01 PM 2 33.18 0.18 5.31 1.46 0.08 59.79 08:07:01 PM 3 33.58 0.40 8.70 2.07 0.08 55.15 08:08:01 PM all 73.13 0.00 2.49 0.65 0.11 23.62 08:08:01 PM 0 74.49 0.00 2.71 0.62 0.10 22.09 08:08:01 PM 1 81.83 0.00 1.45 0.35 0.12 16.25 08:08:01 PM 2 78.26 0.00 3.13 0.52 0.10 18.00 08:08:01 PM 3 57.94 0.00 2.68 1.10 0.12 38.17 08:09:01 PM all 39.58 0.00 2.38 0.37 0.08 57.60 08:09:01 PM 0 43.72 0.00 2.58 0.27 0.08 53.36 08:09:01 PM 1 36.95 0.00 1.35 0.47 0.07 61.16 08:09:01 PM 2 38.92 0.00 2.41 0.32 0.08 58.27 08:09:01 PM 3 38.72 0.00 3.17 0.42 0.08 57.61 Average: all 48.66 0.09 3.80 1.06 0.09 46.30 Average: 0 49.93 0.07 4.17 1.41 0.09 44.32 Average: 1 51.16 0.07 2.56 0.87 0.10 45.23 Average: 2 50.13 0.06 3.61 0.76 0.09 45.35 Average: 3 43.42 0.13 4.85 1.20 0.09 50.30