---> uname -a: Linux prd-centos8-builder-4c-4g-21183.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 12242 19 2769 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:74:ae:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe74:ae9b/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) 06/14/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 302.32 76.36 225.95 3731.73 12055.44 03:53:01 PM 294.87 5.53 289.34 1302.86 12747.65 03:54:01 PM 76.87 0.78 76.09 58.39 9042.91 Average: 224.71 27.56 197.15 1697.82 11282.33 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12744480 14680236 3397052 21.05 2688 2133780 1147948 6.68 207840 2781952 178308 03:53:01 PM 11113512 13445716 5028020 31.15 2688 2522648 2373964 13.81 331760 4251056 222312 03:54:01 PM 12487728 14965468 3653804 22.64 2688 2666048 948636 5.52 687148 2522760 155860 Average: 12115240 14363807 4026292 24.94 2688 2440825 1490183 8.67 408916 3185256 185493 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 309.11 220.22 2424.16 33.28 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 346.85 257.94 5213.67 41.25 0.00 0.00 0.00 0.00 03:54:01 PM lo 1027.33 1027.33 1025.62 1025.62 0.00 0.00 0.00 0.00 03:54:01 PM eth0 110.16 103.90 313.83 648.02 0.00 0.00 0.00 0.00 Average: lo 342.41 342.41 341.80 341.80 0.00 0.00 0.00 0.00 Average: eth0 255.40 194.04 2650.96 240.79 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) 06/14/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.78 0.59 10.55 1.79 0.12 60.19 03:52:01 PM 0 25.87 0.74 12.54 1.00 0.10 59.75 03:52:01 PM 1 22.24 0.47 9.65 3.09 0.12 64.44 03:52:01 PM 2 33.48 0.27 6.80 1.19 0.13 58.14 03:52:01 PM 3 25.50 0.87 13.23 1.86 0.12 58.42 03:53:01 PM all 72.02 0.00 2.52 1.45 0.13 23.88 03:53:01 PM 0 74.28 0.00 2.19 0.84 0.12 22.57 03:53:01 PM 1 64.66 0.00 2.53 1.10 0.15 31.56 03:53:01 PM 2 72.38 0.00 2.40 2.28 0.12 22.82 03:53:01 PM 3 76.78 0.00 2.95 1.59 0.12 18.57 03:54:01 PM all 49.49 0.00 2.95 0.31 0.10 47.13 03:54:01 PM 0 43.84 0.00 2.00 0.22 0.10 53.84 03:54:01 PM 1 51.95 0.00 2.92 0.30 0.10 44.74 03:54:01 PM 2 60.70 0.00 3.44 0.18 0.12 35.56 03:54:01 PM 3 41.47 0.00 3.46 0.55 0.10 54.42 Average: all 49.42 0.20 5.34 1.19 0.12 43.74 Average: 0 48.00 0.25 5.58 0.69 0.11 45.39 Average: 1 46.27 0.16 5.03 1.50 0.12 46.91 Average: 2 55.49 0.09 4.21 1.22 0.12 38.87 Average: 3 47.93 0.29 6.55 1.34 0.11 43.78