---> uname -a: Linux prd-centos8-builder-4c-4g-20956.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 745 12249 19 2768 14671 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:91:25:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe91:254d/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) 06/13/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:02 PM tps rtps wtps bread/s bwrtn/s 08:07:01 PM 368.09 59.69 308.40 3590.92 12613.69 08:08:01 PM 141.66 3.93 137.73 1278.05 11221.48 08:09:01 PM 115.49 0.55 114.95 79.97 9072.78 Average: 207.54 21.18 186.36 1639.05 10960.30 08:06:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 PM 12803500 14765408 3338032 20.68 2688 2159252 1162732 6.76 211264 2718524 203932 08:08:01 PM 11580740 13706584 4560792 28.26 2688 2318748 2072588 12.06 319004 3805304 22092 08:09:01 PM 12500644 14974808 3640888 22.56 2688 2663384 969884 5.64 513652 2685088 148132 Average: 12294961 14482267 3846571 23.83 2688 2380461 1401735 8.15 347973 3069639 124719 08:06:02 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 394.19 281.32 2826.54 41.10 0.00 0.00 0.00 0.00 08:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 PM eth0 131.43 114.65 1472.50 19.48 0.00 0.00 0.00 0.00 08:09:01 PM lo 619.78 619.78 637.36 637.36 0.00 0.00 0.00 0.00 08:09:01 PM eth0 243.37 155.05 3421.54 20.02 0.00 0.00 0.00 0.00 Average: lo 207.73 207.73 213.63 213.63 0.00 0.00 0.00 0.00 Average: eth0 255.58 183.14 2572.20 26.79 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) 06/13/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:02 PM CPU %user %nice %system %iowait %steal %idle 08:07:01 PM all 26.95 0.43 7.09 2.96 0.09 62.48 08:07:01 PM 0 29.19 0.58 8.22 2.50 0.10 59.41 08:07:01 PM 1 24.21 0.51 8.34 2.84 0.10 64.00 08:07:01 PM 2 27.62 0.36 5.82 2.91 0.09 63.21 08:07:01 PM 3 26.79 0.26 5.96 3.61 0.09 63.29 08:08:01 PM all 58.12 0.00 1.66 8.10 0.14 31.98 08:08:01 PM 0 51.55 0.00 1.71 6.93 0.13 39.68 08:08:01 PM 1 59.16 0.00 1.87 13.41 0.15 25.41 08:08:01 PM 2 59.13 0.00 1.51 8.92 0.12 30.33 08:08:01 PM 3 62.65 0.00 1.54 3.16 0.15 32.50 08:09:01 PM all 48.34 0.00 2.56 3.58 0.11 45.41 08:09:01 PM 0 44.87 0.00 3.22 9.72 0.12 42.07 08:09:01 PM 1 46.15 0.00 2.38 1.12 0.10 50.25 08:09:01 PM 2 50.54 0.00 2.26 2.08 0.13 44.99 08:09:01 PM 3 51.79 0.00 2.38 1.42 0.10 44.31 Average: all 44.57 0.14 3.75 4.90 0.12 46.53 Average: 0 41.93 0.19 4.36 6.40 0.12 47.00 Average: 1 43.27 0.17 4.17 5.81 0.12 46.46 Average: 2 45.87 0.12 3.18 4.65 0.11 46.08 Average: 3 47.20 0.08 3.28 2.73 0.11 46.60