---> uname -a: Linux prd-centos8-builder-2c-4g-4918.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 489 1060 17 2115 2898 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d1:59:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.241/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fed1:5967/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/04/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 237.05 165.00 72.05 14536.88 37819.57 12:06:01 AM 58.88 0.38 58.50 34.12 5675.67 12:07:01 AM 64.73 2.12 62.62 84.49 10790.25 12:08:01 AM 29.35 0.08 29.27 1.87 3009.46 12:09:01 AM 17.58 0.27 17.31 41.86 530.84 12:10:01 AM 18.41 0.00 18.41 0.00 694.89 12:11:01 AM 17.21 0.63 16.58 20.79 618.86 12:12:01 AM 19.31 0.47 18.84 48.92 569.26 Average: 57.82 21.12 36.70 1846.30 7464.21 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1574948 3050340 2178728 58.04 2104 1654960 614804 12.80 137604 1793648 77424 12:06:01 AM 1311588 3021688 2442088 65.06 2104 1877584 610364 12.71 144920 2005672 178344 12:07:01 AM 1146940 2982564 2606736 69.44 2104 1994964 613184 12.77 147952 2131732 24280 12:08:01 AM 1009256 2923756 2744420 73.11 2104 2073496 672096 14.00 177196 2238540 48308 12:09:01 AM 1088844 2966220 2664832 70.99 2104 2036252 633660 13.20 213752 2123364 8500 12:10:01 AM 1131816 3008448 2621860 69.85 2104 2035276 591204 12.31 214152 2078988 7464 12:11:01 AM 1085076 2962328 2668600 71.09 2104 2035884 631508 13.15 214740 2125260 7464 12:12:01 AM 1150992 3033416 2602684 69.34 2104 2040628 561252 11.69 398296 1874276 20952 Average: 1187432 2993595 2566244 68.37 2104 1968630 616009 12.83 206076 2046435 46592 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 211.39 110.81 907.02 55.75 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 75.81 61.63 960.94 7.03 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 25.37 23.40 85.32 4.80 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 46.26 38.90 658.80 6.90 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 11.76 12.90 12.31 5.08 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 9.45 10.95 7.90 4.80 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.81 13.19 14.26 4.10 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 15.43 14.25 13.65 7.45 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 51.04 35.75 332.54 11.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/04/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.66 0.06 13.33 11.78 2.06 28.12 12:05:01 AM 0 37.38 0.07 11.72 12.13 1.86 36.84 12:05:01 AM 1 51.95 0.05 14.95 11.42 2.25 19.38 12:06:01 AM all 37.65 0.00 4.40 1.48 1.45 55.02 12:06:01 AM 0 42.99 0.00 5.20 1.90 1.43 48.48 12:06:01 AM 1 32.30 0.00 3.60 1.07 1.47 61.57 12:07:01 AM all 39.08 0.00 4.17 2.36 1.29 53.10 12:07:01 AM 0 48.28 0.00 4.03 2.72 1.38 43.59 12:07:01 AM 1 29.89 0.00 4.32 2.00 1.20 62.60 12:08:01 AM all 38.32 0.00 2.40 0.76 1.52 56.99 12:08:01 AM 0 55.85 0.00 2.62 0.28 1.60 39.65 12:08:01 AM 1 20.84 0.00 2.19 1.23 1.45 74.29 12:09:01 AM all 33.76 0.00 2.46 0.44 1.39 61.95 12:09:01 AM 0 55.66 0.00 3.21 0.45 1.34 39.34 12:09:01 AM 1 12.04 0.00 1.72 0.43 1.44 84.36 12:10:01 AM all 38.29 0.00 2.18 0.39 1.45 57.69 12:10:01 AM 0 43.36 0.00 2.22 0.32 1.45 52.66 12:10:01 AM 1 33.22 0.00 2.15 0.47 1.45 62.72 12:11:01 AM all 34.04 0.00 2.47 0.42 1.43 61.64 12:11:01 AM 0 45.80 0.00 2.65 0.30 1.38 49.88 12:11:01 AM 1 22.31 0.00 2.29 0.55 1.48 73.38 12:12:01 AM all 40.75 0.00 3.69 0.59 1.33 53.63 12:12:01 AM 0 63.75 0.00 4.44 0.75 1.60 29.46 12:12:01 AM 1 17.80 0.00 2.95 0.43 1.07 77.76 Average: all 38.31 0.01 4.38 2.27 1.49 53.55 Average: 0 49.14 0.01 4.50 2.35 1.51 42.50 Average: 1 27.50 0.01 4.25 2.19 1.47 64.58