---> uname -a: Linux prd-centos8-builder-2c-4g-9804.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 533 1089 17 2042 2856 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:95:a4:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.150/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85932sec preferred_lft 85932sec inet6 fe80::f816:3eff:fe95:a4cd/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) 03/26/2026 _x86_64_ (2 CPU) 16:03:50 LINUX RESTART (2 CPU) 04:04:01 PM tps rtps wtps bread/s bwrtn/s 04:05:01 PM 254.55 187.22 67.33 15312.16 37963.50 04:06:01 PM 60.15 0.32 59.83 9.73 5668.61 04:07:01 PM 70.41 2.20 68.21 109.30 9803.33 04:08:01 PM 25.71 0.25 25.46 40.13 1500.22 04:09:01 PM 20.77 1.05 19.72 27.05 525.84 04:10:01 PM 16.49 0.00 16.49 0.00 623.74 04:11:01 PM 17.68 0.90 16.78 46.38 470.89 Average: 66.54 27.42 39.12 2220.68 8079.42 04:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 PM 1541388 3012864 2212288 58.94 2104 1651332 643604 13.40 136132 1830532 72960 04:06:01 PM 1282492 2977304 2471184 65.83 2104 1862556 643064 13.39 144028 2037568 166552 04:07:01 PM 1049112 2889876 2704564 72.05 2104 2002660 708140 14.75 150640 2238524 62856 04:08:01 PM 1129812 2934344 2623864 69.90 2104 1965728 662572 13.80 172672 2134396 9360 04:09:01 PM 1112324 2917760 2641352 70.37 2104 1966544 665704 13.86 210664 2112384 8452 04:10:01 PM 1079868 2906724 2673808 71.23 2104 1988168 687372 14.31 213156 2141888 30060 04:11:01 PM 1063900 2875248 2689776 71.66 2104 1972580 715192 14.89 396532 1974892 12952 Average: 1179842 2930589 2573834 68.57 2104 1915653 675093 14.06 203403 2067169 51885 04:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 PM eth0 214.70 111.58 976.19 55.00 0.00 0.00 0.00 0.00 04:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 PM eth0 72.64 60.28 886.51 6.87 0.00 0.00 0.00 0.00 04:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 PM eth0 57.03 48.72 662.83 7.90 0.00 0.00 0.00 0.00 04:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 PM eth0 11.08 12.98 12.41 4.92 0.00 0.00 0.00 0.00 04:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 PM eth0 19.02 18.86 19.61 17.27 0.00 0.00 0.00 0.00 04:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM eth0 12.30 13.10 10.66 4.32 0.00 0.00 0.00 0.00 04:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM eth0 15.03 14.71 15.11 7.02 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 57.40 40.03 369.05 14.76 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) 03/26/2026 _x86_64_ (2 CPU) 16:03:50 LINUX RESTART (2 CPU) 04:04:01 PM CPU %user %nice %system %iowait %steal %idle 04:05:01 PM all 45.36 0.08 14.87 11.84 2.50 25.36 04:05:01 PM 0 35.05 0.07 13.10 12.62 2.41 36.75 04:05:01 PM 1 55.70 0.08 16.63 11.05 2.60 13.93 04:06:01 PM all 37.84 0.00 4.38 1.29 2.57 53.92 04:06:01 PM 0 28.41 0.00 3.68 1.27 2.33 64.31 04:06:01 PM 1 47.29 0.00 5.09 1.30 2.81 43.51 04:07:01 PM all 37.41 0.00 4.13 2.57 2.05 53.83 04:07:01 PM 0 32.22 0.00 4.12 2.36 1.94 59.36 04:07:01 PM 1 42.60 0.00 4.15 2.79 2.16 48.31 04:08:01 PM all 36.76 0.00 3.03 0.65 2.09 57.46 04:08:01 PM 0 36.89 0.00 3.25 0.38 2.07 57.42 04:08:01 PM 1 36.63 0.00 2.81 0.93 2.12 57.51 04:09:01 PM all 40.87 0.00 2.94 0.42 2.10 53.67 04:09:01 PM 0 27.72 0.00 2.62 0.45 1.89 67.32 04:09:01 PM 1 54.03 0.00 3.27 0.40 2.31 39.99 04:10:01 PM all 34.83 0.00 2.91 0.59 1.75 59.92 04:10:01 PM 0 30.71 0.00 2.83 0.68 1.87 63.90 04:10:01 PM 1 38.96 0.00 2.98 0.50 1.63 55.93 04:11:01 PM all 39.71 0.00 2.83 0.66 1.98 54.81 04:11:01 PM 0 29.76 0.00 2.10 0.75 1.85 65.54 04:11:01 PM 1 49.69 0.00 3.57 0.58 2.11 44.05 Average: all 38.96 0.01 5.00 2.56 2.15 51.32 Average: 0 31.53 0.01 4.52 2.63 2.05 59.26 Average: 1 46.40 0.01 5.48 2.49 2.25 43.36