---> uname -a: Linux prd-centos8-builder-4c-4g-19024.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: 2800.000 BogoMIPS: 5600.00 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 753 12243 19 2766 14663 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:76:ac:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.92/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe76:ac8a/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) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 203.03 62.76 140.28 3520.21 10252.94 03:53:01 PM 266.22 6.48 259.74 1368.38 10817.37 03:54:01 PM 153.87 0.55 153.32 79.99 11970.37 Average: 207.71 23.26 184.45 1656.16 11013.54 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13122036 14963696 3019496 18.71 2688 2042592 1190648 6.93 196200 2430852 115996 03:53:01 PM 11405688 13515424 4735844 29.34 2688 2303616 2283032 13.28 293032 4015264 91300 03:54:01 PM 12493848 14963964 3647684 22.60 2688 2659052 940600 5.47 513724 2690684 146256 Average: 12340524 14481028 3801008 23.55 2688 2335087 1471427 8.56 334319 3045600 117851 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 135.71 91.97 1077.45 18.96 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 281.83 243.06 3186.63 36.25 0.00 0.00 0.00 0.00 03:54:01 PM lo 980.39 980.39 982.08 982.08 0.00 0.00 0.00 0.00 03:54:01 PM eth0 242.01 169.94 3456.05 24.06 0.00 0.00 0.00 0.00 Average: lo 326.76 326.76 327.32 327.32 0.00 0.00 0.00 0.00 Average: eth0 219.86 168.33 2573.44 26.42 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) 06/06/2025 _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 17.90 0.47 7.37 5.57 0.10 68.59 03:52:01 PM 0 16.34 0.37 5.58 4.41 0.10 73.21 03:52:01 PM 1 10.59 0.65 9.75 8.08 0.08 70.85 03:52:01 PM 2 21.76 0.38 6.47 4.77 0.12 66.49 03:52:01 PM 3 22.91 0.47 7.68 5.04 0.12 63.78 03:53:01 PM all 61.42 0.00 2.14 3.90 0.13 32.41 03:53:01 PM 0 65.45 0.00 1.47 7.68 0.12 25.29 03:53:01 PM 1 59.43 0.00 2.08 1.32 0.14 37.04 03:53:01 PM 2 53.83 0.00 3.20 4.66 0.15 38.16 03:53:01 PM 3 66.96 0.00 1.81 1.95 0.12 29.16 03:54:01 PM all 53.74 0.00 2.63 1.00 0.10 42.53 03:54:01 PM 0 61.16 0.00 2.49 1.05 0.10 35.19 03:54:01 PM 1 47.31 0.00 2.29 1.61 0.10 48.69 03:54:01 PM 2 61.80 0.00 2.67 0.50 0.10 34.93 03:54:01 PM 3 44.66 0.00 3.07 0.82 0.10 51.35 Average: all 44.31 0.16 4.05 3.49 0.11 47.88 Average: 0 47.57 0.12 3.19 4.37 0.11 44.64 Average: 1 39.04 0.22 4.72 3.68 0.11 52.24 Average: 2 45.79 0.13 4.12 3.31 0.12 46.54 Average: 3 44.82 0.16 4.19 2.60 0.11 48.12