---> uname -a: Linux prd-centos8-builder-2c-4g-4854.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 495 1058 17 2112 2893 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:bb:96:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.23/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85877sec preferred_lft 85877sec inet6 fe80::f816:3eff:febb:9603/64 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) 07/03/2026 _x86_64_ (2 CPU) 01:03:44 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:02 AM 205.11 132.19 72.92 12249.13 38581.03 01:06:01 AM 54.27 0.27 54.00 32.67 4814.81 01:07:01 AM 68.59 2.13 66.46 84.91 11256.73 01:08:01 AM 27.16 0.05 27.11 1.33 2682.37 01:09:01 AM 23.00 0.27 22.73 41.86 881.50 01:10:01 AM 16.89 0.00 16.89 0.00 427.61 01:11:01 AM 16.49 0.63 15.85 20.78 611.49 01:12:01 AM 17.76 0.47 17.30 48.93 498.87 Average: 53.67 17.04 36.62 1563.77 7476.64 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:02 AM 1612636 3075880 2141036 57.04 2104 1642016 596036 12.41 137028 1753980 44664 01:06:01 AM 1311764 3018680 2441908 65.05 2104 1874308 621696 12.95 144908 2005476 178344 01:07:01 AM 1196140 3028456 2557532 68.13 2104 1991580 580032 12.08 147820 2082744 24128 01:08:01 AM 1032400 2932452 2721272 72.50 2104 2058828 678944 14.14 176080 2218844 45632 01:09:01 AM 1084056 2958380 2669616 71.12 2104 2033028 646600 13.46 213556 2128540 8500 01:10:01 AM 1118404 2991652 2635268 70.21 2104 2032052 620208 12.91 213700 2094148 7464 01:11:01 AM 1094364 2968248 2659308 70.85 2104 2032664 642068 13.37 214472 2117180 7464 01:12:01 AM 1087768 2965748 2665904 71.02 2104 2036540 646552 13.46 399908 1937532 9764 Average: 1192192 2992437 2561480 68.24 2104 1962627 629017 13.10 205934 2042306 40745 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:02 AM eth0 184.95 106.94 902.42 55.00 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 80.72 64.00 977.53 7.14 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 24.69 22.23 85.10 4.36 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 47.78 39.15 657.55 6.83 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 11.95 13.95 13.13 5.53 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 8.61 10.75 7.11 4.86 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 11.74 12.47 10.46 4.02 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 15.86 15.90 17.31 7.57 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 48.23 35.62 332.51 11.92 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) 07/03/2026 _x86_64_ (2 CPU) 01:03:44 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:02 AM all 45.04 0.05 12.11 11.46 3.41 27.94 01:05:02 AM 0 51.53 0.07 14.14 11.78 3.31 19.17 01:05:02 AM 1 38.60 0.03 10.10 11.15 3.50 36.62 01:06:01 AM all 37.05 0.00 4.34 1.25 3.18 54.18 01:06:01 AM 0 49.01 0.00 5.80 0.76 3.15 41.28 01:06:01 AM 1 25.23 0.00 2.90 1.73 3.20 66.94 01:07:01 AM all 37.29 0.00 4.16 3.10 3.09 52.37 01:07:01 AM 0 42.81 0.00 3.70 3.60 3.21 46.68 01:07:01 AM 1 31.76 0.00 4.61 2.60 2.96 58.06 01:08:01 AM all 37.43 0.00 2.32 0.43 3.10 56.73 01:08:01 AM 0 41.99 0.00 2.54 0.25 3.30 51.93 01:08:01 AM 1 32.86 0.00 2.09 0.61 2.91 61.53 01:09:01 AM all 35.76 0.00 2.53 0.79 3.23 57.69 01:09:01 AM 0 49.50 0.00 3.13 0.66 3.08 43.62 01:09:01 AM 1 22.22 0.00 1.94 0.91 3.38 71.55 01:10:01 AM all 38.48 0.00 2.05 0.57 3.31 55.59 01:10:01 AM 0 43.75 0.00 1.89 0.94 3.32 50.11 01:10:01 AM 1 33.22 0.00 2.21 0.20 3.31 61.06 01:11:01 AM all 34.19 0.00 2.40 0.61 2.80 60.00 01:11:01 AM 0 59.03 0.00 3.61 0.50 2.38 34.48 01:11:01 AM 1 9.97 0.00 1.22 0.71 3.21 84.88 01:12:01 AM all 38.55 0.00 3.32 0.60 3.00 54.52 01:12:01 AM 0 47.54 0.00 3.69 0.59 3.13 45.04 01:12:01 AM 1 29.59 0.00 2.96 0.61 2.88 63.97 Average: all 37.96 0.01 4.14 2.34 3.14 52.41 Average: 0 48.11 0.01 4.79 2.37 3.11 41.60 Average: 1 27.89 0.00 3.49 2.30 3.17 63.14