---> uname -a: Linux prd-centos8-builder-4c-4g-5448.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 918 11402 19 3440 14493 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:66:f9:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.2/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe66:f956/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 08/10/2026 _x86_64_ (4 CPU) 06:30:23 LINUX RESTART (4 CPU) 06:31:01 AM tps rtps wtps bread/s bwrtn/s 06:32:01 AM 275.24 100.43 174.80 3408.10 13443.61 06:33:01 AM 798.45 0.03 798.42 0.53 36373.06 06:34:01 AM 474.13 0.02 474.11 13.60 15935.49 06:35:01 AM 28.34 2.38 25.96 577.67 2102.08 Average: 394.04 25.71 368.33 999.88 16963.71 06:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:32:01 AM 12533784 14664936 3605664 22.34 2688 2322092 1589188 9.25 218776 2955392 321980 06:33:01 AM 10839468 13932832 5299980 32.84 2688 3130784 2104324 12.24 259996 4267412 379264 06:34:01 AM 10256044 13353292 5883404 36.45 2688 3131216 2711392 15.77 264644 4800448 12 06:35:01 AM 11600460 14761440 4538988 28.12 2688 3191452 967208 5.63 480244 3254108 43792 Average: 11307439 14178125 4832009 29.94 2688 2943886 1843028 10.72 305915 3819340 186262 06:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 AM eth0 171.22 126.45 2566.02 22.17 0.00 0.00 0.00 0.00 06:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 AM eth0 2267.49 1763.48 2040.81 538.10 0.00 0.00 0.00 0.00 06:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 AM eth0 2.68 1.12 0.78 1.07 0.00 0.00 0.00 0.00 06:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 AM eth0 39.74 35.47 278.50 12.20 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 620.30 481.64 1221.47 143.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 08/10/2026 _x86_64_ (4 CPU) 06:30:23 LINUX RESTART (4 CPU) 06:31:01 AM CPU %user %nice %system %iowait %steal %idle 06:32:01 AM all 24.54 0.81 20.08 1.64 0.12 52.81 06:32:01 AM 0 20.92 0.74 18.76 1.02 0.12 58.44 06:32:01 AM 1 24.28 1.02 21.49 1.44 0.12 51.65 06:32:01 AM 2 31.24 0.64 18.22 1.61 0.12 48.17 06:32:01 AM 3 21.72 0.86 21.84 2.51 0.13 52.94 06:33:01 AM all 27.01 0.00 11.25 2.05 0.13 59.57 06:33:01 AM 0 8.03 0.00 10.28 1.12 0.12 80.45 06:33:01 AM 1 8.29 0.00 13.67 4.02 0.12 73.90 06:33:01 AM 2 66.32 0.00 7.80 0.12 0.13 25.62 06:33:01 AM 3 25.03 0.00 13.28 2.97 0.14 58.59 06:34:01 AM all 31.96 0.00 1.71 1.31 0.11 64.91 06:34:01 AM 0 70.15 0.00 1.70 0.00 0.10 28.05 06:34:01 AM 1 10.13 0.00 1.78 2.14 0.10 85.85 06:34:01 AM 2 36.15 0.00 1.17 0.37 0.13 62.18 06:34:01 AM 3 11.26 0.00 2.20 2.73 0.12 83.69 06:35:01 AM all 27.21 0.00 2.38 0.11 0.08 70.23 06:35:01 AM 0 18.53 0.00 2.17 0.17 0.08 79.05 06:35:01 AM 1 28.31 0.00 2.49 0.05 0.08 69.07 06:35:01 AM 2 53.56 0.00 3.14 0.00 0.08 43.21 06:35:01 AM 3 8.39 0.00 1.72 0.22 0.05 89.62 Average: all 27.68 0.20 8.84 1.27 0.11 61.89 Average: 0 29.47 0.18 8.22 0.57 0.10 61.45 Average: 1 17.81 0.26 9.84 1.90 0.10 70.09 Average: 2 46.80 0.16 7.57 0.52 0.12 44.82 Average: 3 16.56 0.21 9.73 2.10 0.11 71.29