---> uname -a: Linux prd-centos8-builder-2c-4g-959.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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 493 933 17 2238 2893 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:57:e1:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.71/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85742sec preferred_lft 85742sec inet6 fe80::f816:3eff:fe57:e1b5/64 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) 10/23/2026 _x86_64_ (2 CPU) 23:03:48 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 64.62 6.37 58.26 928.65 5505.90 11:07:01 PM 60.75 0.70 60.05 201.53 8250.53 11:08:01 PM 39.62 0.58 39.04 67.44 11402.67 11:09:01 PM 35.04 0.05 34.99 1.33 5362.39 11:10:01 PM 25.59 0.20 25.39 32.39 4604.73 11:11:01 PM 16.34 0.03 16.31 1.73 565.99 11:12:01 PM 15.14 0.00 15.14 0.00 500.25 11:13:01 PM 6.30 0.00 6.30 0.00 415.08 11:14:01 PM 30.07 11.16 18.91 394.27 518.29 11:15:01 PM 17.70 0.20 17.50 23.33 494.22 Average: 31.12 1.93 29.19 165.06 3762.06 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 1305764 2951612 2447916 65.21 2104 1814176 682356 14.21 134968 2021204 136608 11:07:01 PM 1105688 2997204 2647992 70.54 2104 2051192 613344 12.77 137628 2186324 178604 11:08:01 PM 959720 2928052 2793960 74.43 2104 2126388 668856 13.93 150220 2312328 26800 11:09:01 PM 863960 2869056 2889720 76.98 2104 2163212 727184 15.14 178960 2379452 56548 11:10:01 PM 989484 2980092 2764196 73.64 2104 2148088 619936 12.91 215616 2214216 6216 11:11:01 PM 989588 2981388 2764092 73.64 2104 2149348 622104 12.95 217432 2212092 7404 11:12:01 PM 988332 2978904 2765348 73.67 2104 2148148 614464 12.80 217940 2215024 368 11:13:01 PM 1011544 3003204 2742136 73.05 2104 2149288 597272 12.44 218244 2189908 1152 11:14:01 PM 1000744 3003696 2752936 73.34 2104 2160076 597656 12.45 409708 2009256 6372 11:15:01 PM 932536 2941848 2821144 75.16 2104 2165848 653192 13.60 416048 2070872 21684 Average: 1014736 2963506 2738944 72.97 2104 2107576 639636 13.32 229676 2181068 44176 11:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 45.46 39.19 866.20 6.85 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 64.48 56.91 916.18 6.83 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 7.86 9.25 51.92 3.26 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 40.91 38.09 691.33 6.37 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 7.63 8.56 8.46 3.08 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 10.71 9.60 5.64 4.08 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 7.30 7.80 4.97 3.08 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 6.77 6.12 5.87 1.24 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 15.21 14.78 13.80 7.14 0.00 0.00 0.00 0.00 11:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 PM eth0 11.26 12.18 7.55 13.29 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 21.76 20.25 257.18 5.52 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) 10/23/2026 _x86_64_ (2 CPU) 23:03:48 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 24.09 0.00 3.42 1.91 0.08 70.51 11:06:01 PM 0 35.72 0.00 4.25 1.37 0.08 58.58 11:06:01 PM 1 12.42 0.00 2.59 2.46 0.07 82.47 11:07:01 PM all 22.01 0.00 3.30 1.89 0.08 72.73 11:07:01 PM 0 41.00 0.00 4.52 1.92 0.10 52.46 11:07:01 PM 1 2.99 0.00 2.07 1.85 0.05 93.03 11:08:01 PM all 28.56 0.00 2.64 1.22 0.10 67.48 11:08:01 PM 0 46.13 0.00 3.02 1.03 0.12 49.70 11:08:01 PM 1 10.98 0.00 2.27 1.40 0.08 85.27 11:09:01 PM all 28.16 0.00 2.57 0.79 0.08 68.39 11:09:01 PM 0 38.07 0.00 2.28 0.72 0.10 58.83 11:09:01 PM 1 18.22 0.00 2.86 0.87 0.07 77.99 11:10:01 PM all 22.49 0.00 2.32 0.91 0.08 74.20 11:10:01 PM 0 39.39 0.00 3.22 0.82 0.10 56.47 11:10:01 PM 1 5.59 0.00 1.42 1.00 0.07 91.92 11:11:01 PM all 20.60 0.00 1.72 0.28 0.07 77.34 11:11:01 PM 0 15.36 0.00 1.65 0.08 0.07 82.84 11:11:01 PM 1 25.84 0.00 1.79 0.47 0.07 71.84 11:12:01 PM all 19.09 0.00 0.99 0.52 0.07 79.34 11:12:01 PM 0 28.20 0.00 1.13 0.63 0.08 69.95 11:12:01 PM 1 9.98 0.00 0.84 0.40 0.05 88.74 11:13:01 PM all 7.63 0.00 1.09 0.13 0.03 91.12 11:13:01 PM 0 5.64 0.00 0.90 0.25 0.03 93.17 11:13:01 PM 1 9.62 0.00 1.27 0.00 0.03 89.07 11:14:01 PM all 28.99 0.00 2.05 1.15 0.08 67.72 11:14:01 PM 0 37.88 0.00 2.28 0.63 0.08 59.12 11:14:01 PM 1 20.08 0.00 1.82 1.67 0.08 76.34 11:15:01 PM all 26.48 0.00 2.34 0.29 0.09 70.79 11:15:01 PM 0 31.42 0.00 2.43 0.07 0.10 65.98 11:15:01 PM 1 21.54 0.00 2.25 0.52 0.08 75.61 Average: all 22.81 0.00 2.24 0.91 0.08 73.96 Average: 0 31.88 0.00 2.57 0.75 0.09 64.71 Average: 1 13.72 0.00 1.92 1.06 0.07 83.23