---> uname -a: Linux prd-centos8-builder-2c-4g-9870.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 482 1141 17 2042 2908 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:db:ba:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.156/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85924sec preferred_lft 85924sec inet6 fe80::f816:3eff:fedb:ba0a/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) 03/27/2026 _x86_64_ (2 CPU) 17:03:50 LINUX RESTART (2 CPU) 05:04:01 PM tps rtps wtps bread/s bwrtn/s 05:05:02 PM 258.17 190.99 67.18 15460.60 37954.67 05:06:01 PM 57.91 0.32 57.59 9.89 5718.30 05:07:01 PM 68.88 2.20 66.68 109.28 9904.25 05:08:01 PM 25.16 0.25 24.91 40.13 1522.91 05:09:01 PM 17.79 0.07 17.73 3.07 474.26 05:10:01 PM 14.86 0.00 14.86 0.00 572.13 05:11:01 PM 19.60 0.90 18.70 46.37 524.17 Average: 66.08 27.89 38.19 2243.95 8101.86 05:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:02 PM 1595448 3065624 2158236 57.50 2104 1649824 597656 12.45 136584 1776320 71200 05:06:01 PM 1334964 3028580 2418720 64.44 2104 1861100 602560 12.55 144760 1983580 165564 05:07:01 PM 1118268 2958608 2635416 70.21 2104 2002012 648248 13.50 151208 2167368 61880 05:08:01 PM 1207100 3012316 2546584 67.84 2104 1966064 600764 12.51 173652 2054672 9360 05:09:01 PM 1190556 3003464 2563128 68.28 2104 1973752 606308 12.63 212164 2031284 15992 05:10:01 PM 1198904 3004168 2554780 68.06 2104 1966160 603444 12.57 211628 2024012 8452 05:11:01 PM 1181164 2986980 2572520 68.53 2104 1966612 615688 12.82 395728 1858992 7492 Average: 1260915 3008534 2492769 66.41 2104 1912218 610667 12.72 203675 1985175 48563 05:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:02 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 05:05:02 PM eth0 210.58 123.26 982.41 56.65 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 73.64 61.86 889.11 6.76 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 55.62 46.59 676.02 7.59 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 10.60 12.36 12.20 4.71 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 10.43 12.70 8.12 5.82 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 12.69 13.33 10.55 8.03 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 15.16 14.87 15.73 7.59 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 55.49 40.66 369.36 13.90 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) 03/27/2026 _x86_64_ (2 CPU) 17:03:50 LINUX RESTART (2 CPU) 05:04:01 PM CPU %user %nice %system %iowait %steal %idle 05:05:02 PM all 42.67 0.08 15.44 12.16 2.37 27.27 05:05:02 PM 0 42.18 0.05 16.33 9.57 2.55 29.32 05:05:02 PM 1 43.17 0.10 14.55 14.77 2.19 25.22 05:06:01 PM all 38.09 0.00 4.47 1.29 2.69 53.46 05:06:01 PM 0 34.72 0.00 4.45 1.27 2.76 56.79 05:06:01 PM 1 41.47 0.00 4.48 1.31 2.62 50.13 05:07:01 PM all 37.39 0.00 4.44 2.42 2.23 53.52 05:07:01 PM 0 42.22 0.00 4.35 2.51 2.38 48.53 05:07:01 PM 1 32.56 0.00 4.52 2.32 2.09 58.51 05:08:01 PM all 37.17 0.00 2.97 0.76 2.61 56.49 05:08:01 PM 0 23.90 0.00 2.09 0.77 3.02 70.22 05:08:01 PM 1 50.66 0.00 3.86 0.75 2.19 42.54 05:09:01 PM all 39.52 0.00 2.77 0.29 2.04 55.37 05:09:01 PM 0 21.16 0.00 1.86 0.40 1.88 74.70 05:09:01 PM 1 57.99 0.00 3.68 0.18 2.21 35.94 05:10:01 PM all 34.48 0.00 2.81 0.26 1.95 60.50 05:10:01 PM 0 26.43 0.00 2.61 0.41 1.95 68.60 05:10:01 PM 1 42.55 0.00 3.01 0.10 1.95 52.38 05:11:01 PM all 39.79 0.00 3.05 0.50 2.18 54.49 05:11:01 PM 0 26.77 0.00 2.10 0.50 2.05 68.60 05:11:01 PM 1 52.85 0.00 4.01 0.50 2.32 40.33 Average: all 38.44 0.01 5.12 2.51 2.30 51.62 Average: 0 31.02 0.01 4.81 2.19 2.37 59.60 Average: 1 45.90 0.01 5.44 2.83 2.22 43.60