---> uname -a: Linux prd-centos8-builder-4c-4g-45456.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 754 12090 19 2918 14660 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:6e:5e:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.211/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe6e:5e20/64 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) 09/13/2025 _x86_64_ (4 CPU) 06:02:21 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 344.67 83.17 261.50 3539.75 12346.82 06:05:01 AM 314.81 5.98 308.83 1269.58 13509.20 06:06:01 AM 65.44 1.88 63.56 1792.47 8375.59 06:07:01 AM 40.04 0.83 39.20 82.64 8676.94 Average: 191.24 22.97 168.27 1671.11 10727.14 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12768504 14716084 3373028 20.90 2688 2144472 1120604 6.52 206232 2751836 189620 06:05:01 AM 11479300 13882560 4662232 28.88 2688 2592372 2213916 12.88 316624 3894548 287212 06:06:01 AM 11418552 14027628 4722980 29.26 2688 2797308 1755056 10.21 516392 3756112 219260 06:07:01 AM 12399756 15030904 3741776 23.18 2688 2817556 872532 5.08 716436 2575368 24072 Average: 12016528 14414294 4125004 25.56 2688 2587927 1490527 8.67 438921 3244466 180041 06:03:01 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 213.08 173.76 2503.67 32.19 0.00 0.00 0.00 0.00 06:05:01 AM lo 4.87 4.87 4.34 4.34 0.00 0.00 0.00 0.00 06:05:01 AM eth0 367.34 266.74 5170.39 35.86 0.00 0.00 0.00 0.00 06:06:01 AM lo 855.66 855.66 862.34 862.34 0.00 0.00 0.00 0.00 06:06:01 AM eth0 159.13 124.68 2225.73 12.13 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 102.07 70.88 227.87 63.44 0.00 0.00 0.00 0.00 Average: lo 215.13 215.13 216.67 216.67 0.00 0.00 0.00 0.00 Average: eth0 210.40 159.01 2531.91 35.91 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) 09/13/2025 _x86_64_ (4 CPU) 06:02:21 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 26.81 0.68 11.30 2.43 0.09 58.70 06:04:01 AM 0 29.68 0.70 13.96 2.12 0.10 53.43 06:04:01 AM 1 20.01 0.60 9.88 3.09 0.10 66.31 06:04:01 AM 2 35.35 0.82 11.54 1.67 0.08 50.54 06:04:01 AM 3 22.18 0.59 9.80 2.83 0.08 64.53 06:05:01 AM all 63.67 0.00 2.28 1.59 0.10 32.36 06:05:01 AM 0 64.91 0.00 1.47 1.20 0.08 32.34 06:05:01 AM 1 58.31 0.00 3.35 1.82 0.10 36.42 06:05:01 AM 2 67.36 0.00 1.81 1.19 0.10 29.54 06:05:01 AM 3 64.11 0.00 2.51 2.16 0.10 31.13 06:06:01 AM all 60.74 0.00 2.04 0.54 0.10 36.58 06:06:01 AM 0 59.08 0.00 1.77 0.15 0.12 38.88 06:06:01 AM 1 64.47 0.00 3.06 0.47 0.10 31.90 06:06:01 AM 2 62.95 0.00 1.67 0.02 0.10 35.26 06:06:01 AM 3 56.48 0.00 1.65 1.50 0.08 40.28 06:07:01 AM all 34.51 0.00 1.79 0.49 0.09 63.13 06:07:01 AM 0 27.99 0.00 1.37 0.32 0.08 70.24 06:07:01 AM 1 46.88 0.00 2.64 0.12 0.10 50.26 06:07:01 AM 2 37.36 0.00 1.54 0.10 0.08 60.92 06:07:01 AM 3 25.80 0.00 1.62 1.42 0.08 71.08 Average: all 46.43 0.17 4.35 1.26 0.09 47.70 Average: 0 45.40 0.18 4.64 0.95 0.10 48.73 Average: 1 47.41 0.15 4.73 1.38 0.10 46.23 Average: 2 50.75 0.20 4.14 0.74 0.09 44.07 Average: 3 42.15 0.15 3.89 1.98 0.09 51.75