---> uname -a: Linux prd-centos8-builder-2c-4g-3383.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 491 1053 17 2120 2897 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:32:dd:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.251/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fe32:ddde/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) 06/14/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 60.38 0.42 59.96 35.19 6053.32 08:07:01 AM 64.24 2.13 62.11 84.92 9894.03 08:08:01 AM 30.46 0.05 30.41 1.33 4271.36 08:09:01 AM 23.81 0.27 23.55 41.86 999.77 08:10:01 AM 20.01 0.00 20.01 0.00 581.84 08:11:01 AM 16.24 0.00 16.24 0.00 610.14 08:12:01 AM 17.08 1.10 15.98 69.71 483.27 Average: 33.17 0.57 32.61 33.28 3270.24 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1323768 3019004 2429908 64.73 2104 1863200 617560 12.86 148344 1991772 168804 08:07:01 AM 1139992 2981000 2613684 69.63 2104 2000440 620332 12.92 146248 2142904 74216 08:08:01 AM 1076004 2957860 2677672 71.33 2104 2040632 647712 13.49 173948 2177832 22236 08:09:01 AM 1120596 3003648 2633080 70.15 2104 2041744 596240 12.42 213604 2093024 8504 08:10:01 AM 973212 2899396 2780464 74.07 2104 2085080 707560 14.73 218040 2236024 51840 08:11:01 AM 999144 2920452 2754532 73.38 2104 2080184 682044 14.20 217672 2210476 46940 08:12:01 AM 1110556 2996128 2643120 70.41 2104 2044220 606184 12.62 399856 1916104 8728 Average: 1106182 2968213 2647494 70.53 2104 2022214 639662 13.32 216816 2109734 54467 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 69.68 58.01 787.32 6.18 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 33.84 27.43 254.84 4.85 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 54.33 43.79 664.74 7.10 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 12.35 13.56 12.87 5.43 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 8.91 11.44 7.13 8.90 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 12.57 12.99 11.01 4.01 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 16.76 14.50 16.96 7.05 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 29.78 25.96 250.69 6.22 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) 06/14/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 36.09 0.00 4.45 1.30 3.76 54.40 08:06:01 AM 0 38.52 0.00 4.31 1.72 3.80 51.65 08:06:01 AM 1 33.65 0.00 4.59 0.89 3.72 57.15 08:07:01 AM all 38.17 0.00 3.83 2.42 4.22 51.36 08:07:01 AM 0 28.38 0.00 2.19 1.74 4.68 63.01 08:07:01 AM 1 48.18 0.00 5.50 3.11 3.76 39.45 08:08:01 AM all 35.28 0.00 2.91 0.87 3.25 57.69 08:08:01 AM 0 40.56 0.00 3.44 1.04 3.14 51.82 08:08:01 AM 1 30.03 0.00 2.37 0.70 3.36 63.53 08:09:01 AM all 36.76 0.00 2.67 0.76 3.59 56.22 08:09:01 AM 0 62.03 0.00 3.41 0.93 3.41 30.21 08:09:01 AM 1 12.02 0.00 1.95 0.60 3.76 81.68 08:10:01 AM all 38.58 0.00 1.83 0.30 3.41 55.88 08:10:01 AM 0 43.53 0.00 1.95 0.25 3.69 50.59 08:10:01 AM 1 33.61 0.00 1.71 0.35 3.13 61.20 08:11:01 AM all 32.78 0.00 2.43 0.39 3.14 61.25 08:11:01 AM 0 41.25 0.00 2.36 0.58 3.02 52.78 08:11:01 AM 1 24.39 0.00 2.49 0.21 3.26 69.65 08:12:01 AM all 38.66 0.00 3.26 0.67 3.31 54.10 08:12:01 AM 0 60.73 0.00 4.16 0.81 3.25 31.04 08:12:01 AM 1 16.98 0.00 2.36 0.52 3.37 76.76 Average: all 36.62 0.00 3.05 0.96 3.53 55.84 Average: 0 44.92 0.00 3.11 1.01 3.57 47.38 Average: 1 28.36 0.00 2.99 0.91 3.48 64.26