---> uname -a: Linux prd-centos8-builder-2c-4g-3505.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: 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): 0,1 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 524 1023 17 2117 2862 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:aa:c9:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:feaa:c9b5/64 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) 06/16/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 247.63 174.31 73.33 14854.85 38007.05 05:06:01 AM 66.36 0.38 65.98 34.12 6385.00 05:07:01 AM 68.08 2.13 65.94 84.91 11083.07 05:08:01 AM 26.36 0.05 26.31 1.33 2930.38 05:09:01 AM 20.86 0.27 20.59 41.85 855.33 05:10:01 AM 17.16 0.97 16.19 23.98 416.86 05:11:01 AM 16.91 0.63 16.27 20.79 612.13 05:12:01 AM 18.88 0.47 18.41 48.93 554.54 Average: 60.28 22.40 37.88 1888.77 7605.20 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1554196 3020676 2199488 58.60 2104 1645216 643828 13.41 136372 1812416 67684 05:06:01 AM 1270700 2981224 2482984 66.15 2104 1877880 654220 13.62 145528 2047280 178296 05:07:01 AM 1119576 2954980 2634108 70.17 2104 1994548 647552 13.48 148648 2158924 24288 05:08:01 AM 1041904 2917804 2711780 72.24 2104 2034700 686288 14.29 174660 2210320 10828 05:09:01 AM 1075656 2953004 2678028 71.34 2104 2035816 645852 13.45 214460 2135604 8500 05:10:01 AM 1070524 2947496 2683160 71.48 2104 2035560 647504 13.48 215620 2138280 7468 05:11:01 AM 1047460 2925056 2706224 72.10 2104 2036168 659676 13.74 216244 2161036 7464 05:12:01 AM 1039344 2922336 2714340 72.31 2104 2041000 673712 14.03 399832 1982612 21016 Average: 1152420 2952822 2601264 69.30 2104 1962611 657329 13.69 206420 2080809 40693 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 197.85 112.58 897.16 55.02 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 97.52 84.89 972.70 8.50 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 20.49 19.44 74.63 4.64 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 44.74 38.96 654.50 5.77 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 12.58 14.25 13.18 5.94 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 17.07 16.06 14.02 16.24 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 12.77 13.49 12.90 4.15 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 14.86 15.06 14.04 7.62 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 52.23 39.34 331.61 13.49 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) 06/16/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 43.92 0.05 13.43 13.21 2.01 27.37 05:05:01 AM 0 37.85 0.02 12.77 13.57 1.96 33.84 05:05:01 AM 1 49.97 0.08 14.09 12.86 2.06 20.93 05:06:01 AM all 37.38 0.00 4.11 1.32 1.65 55.54 05:06:01 AM 0 23.16 0.00 2.87 1.74 1.53 70.69 05:06:01 AM 1 51.64 0.00 5.35 0.90 1.77 40.33 05:07:01 AM all 38.50 0.00 4.09 2.54 1.47 53.40 05:07:01 AM 0 14.13 0.00 3.36 3.19 1.05 78.27 05:07:01 AM 1 62.94 0.00 4.82 1.88 1.88 28.48 05:08:01 AM all 31.61 0.00 2.06 0.86 1.10 64.37 05:08:01 AM 0 28.06 0.00 2.28 0.62 1.03 68.01 05:08:01 AM 1 35.16 0.00 1.83 1.10 1.16 60.75 05:09:01 AM all 35.97 0.00 2.52 0.32 1.36 59.83 05:09:01 AM 0 23.11 0.00 2.38 0.23 1.01 73.27 05:09:01 AM 1 48.83 0.00 2.66 0.42 1.71 46.38 05:10:01 AM all 40.00 0.00 2.15 0.29 1.47 56.09 05:10:01 AM 0 28.39 0.00 1.86 0.20 1.33 68.22 05:10:01 AM 1 51.62 0.00 2.45 0.38 1.61 43.93 05:11:01 AM all 33.80 0.00 2.34 0.49 1.26 62.12 05:11:01 AM 0 16.06 0.00 1.46 0.52 0.98 80.98 05:11:01 AM 1 51.56 0.00 3.21 0.47 1.53 43.23 05:12:01 AM all 40.97 0.00 3.38 0.31 1.54 53.81 05:12:01 AM 0 37.62 0.00 3.73 0.50 1.40 56.75 05:12:01 AM 1 44.31 0.00 3.02 0.12 1.68 50.87 Average: all 37.76 0.01 4.25 2.41 1.48 54.09 Average: 0 26.03 0.00 3.83 2.56 1.29 66.29 Average: 1 49.50 0.01 4.67 2.26 1.68 41.88