---> uname -a: Linux prd-centos8-builder-2c-4g-9837.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 549 1074 17 2042 2841 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:2e:8c:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.76/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85918sec preferred_lft 85918sec inet6 fe80::f816:3eff:fe2e:8c46/64 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) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 244.55 178.94 65.61 15183.14 37668.03 06:06:01 AM 59.31 0.32 59.00 9.73 5950.15 06:07:01 AM 67.36 2.17 65.19 108.76 9264.11 06:08:01 AM 27.01 0.28 26.72 40.65 2529.46 06:09:01 AM 19.58 0.07 19.51 3.07 525.66 06:10:01 AM 14.51 0.00 14.51 0.00 548.68 06:11:01 AM 20.44 0.90 19.54 46.38 545.77 Average: 64.68 26.10 38.58 2198.77 8147.23 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1588144 3042884 2165532 57.69 2104 1634688 610468 12.71 135508 1782972 63764 06:06:01 AM 1312640 2995752 2441036 65.03 2104 1850772 624896 13.01 147776 2002036 162236 06:07:01 AM 1152324 2934376 2601352 69.30 2104 1943816 661020 13.76 147620 2133660 32860 06:08:01 AM 1186696 2990560 2566980 68.39 2104 1965064 606280 12.62 172852 2075528 8396 06:09:01 AM 1184608 2988508 2569068 68.44 2104 1965156 609236 12.69 210140 2039800 7484 06:10:01 AM 1196368 3000140 2557308 68.13 2104 1965004 610404 12.71 210648 2027520 7372 06:11:01 AM 1167172 2972680 2586504 68.91 2104 1966532 649564 13.53 394756 1872792 7520 Average: 1255422 2989271 2498254 66.55 2104 1898719 624553 13.01 202757 1990615 41376 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 186.75 105.30 846.65 54.90 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 72.43 57.40 892.08 6.28 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 26.89 23.44 296.55 6.07 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 37.82 29.59 499.20 6.10 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 11.13 13.40 8.44 6.03 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 11.94 12.81 10.27 3.97 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 15.34 14.93 15.90 13.19 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 51.76 36.69 367.00 13.79 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) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 43.63 0.08 14.52 12.70 2.78 26.28 06:05:01 AM 0 40.73 0.08 15.99 15.72 2.84 24.65 06:05:01 AM 1 46.52 0.08 13.06 9.70 2.73 27.91 06:06:01 AM all 36.88 0.00 4.29 1.41 3.83 53.59 06:06:01 AM 0 38.89 0.00 3.99 1.65 3.58 51.90 06:06:01 AM 1 34.87 0.00 4.59 1.17 4.09 55.28 06:07:01 AM all 35.56 0.00 3.95 2.39 3.92 54.19 06:07:01 AM 0 43.68 0.00 3.16 2.30 3.82 47.04 06:07:01 AM 1 27.47 0.00 4.73 2.47 4.02 61.31 06:08:01 AM all 33.62 0.00 2.87 0.84 4.59 58.08 06:08:01 AM 0 55.68 0.00 4.12 0.64 3.73 35.83 06:08:01 AM 1 12.22 0.00 1.66 1.04 5.42 79.67 06:09:01 AM all 37.69 0.00 2.68 0.59 3.51 55.53 06:09:01 AM 0 45.81 0.00 3.39 0.69 3.60 46.52 06:09:01 AM 1 29.59 0.00 1.97 0.49 3.42 64.52 06:10:01 AM all 31.72 0.00 2.66 0.48 4.75 60.40 06:10:01 AM 0 39.96 0.00 2.86 0.66 4.54 51.97 06:10:01 AM 1 23.55 0.00 2.45 0.29 4.96 68.75 06:11:01 AM all 36.84 0.00 2.74 0.59 5.26 54.58 06:11:01 AM 0 43.85 0.00 3.08 0.95 4.89 47.22 06:11:01 AM 1 29.91 0.00 2.39 0.22 5.62 61.86 Average: all 36.52 0.01 4.76 2.66 4.10 51.95 Average: 0 44.08 0.01 5.17 3.17 3.86 43.70 Average: 1 29.02 0.01 4.35 2.15 4.34 60.13