---> uname -a: Linux prd-centos8-builder-2c-4g-1168.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 505 920 17 2238 2880 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:49:6c:d8 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 85733sec preferred_lft 85733sec inet6 fe80::f816:3eff:fe49:6cd8/64 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) 10/26/2026 _x86_64_ (2 CPU) 07:03:47 LINUX RESTART (2 CPU) 07:05:02 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 55.24 6.17 49.08 936.25 5647.74 07:07:01 AM 63.86 0.77 63.10 202.07 8316.86 07:08:01 AM 47.12 0.55 46.57 66.91 12891.85 07:09:01 AM 31.43 0.05 31.38 1.33 3853.97 07:10:01 AM 23.31 0.17 23.14 31.05 4557.57 07:11:01 AM 14.00 0.07 13.93 3.07 361.23 07:12:01 AM 19.30 0.00 19.30 0.00 736.09 07:13:01 AM 4.00 0.00 4.00 0.00 129.36 07:14:01 AM 27.93 11.00 16.93 379.00 547.91 07:15:01 AM 19.71 0.38 19.33 38.65 596.32 Average: 30.55 1.91 28.64 164.53 3760.83 07:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1384788 3030416 2368888 63.11 2104 1814172 587104 12.23 135144 1942560 136608 07:07:01 AM 1112776 3004268 2640900 70.36 2104 2051024 585296 12.19 137844 2178736 178344 07:08:01 AM 863020 2913912 2890656 77.01 2104 2209420 671132 13.98 154000 2406152 68744 07:09:01 AM 860336 2865060 2893340 77.08 2104 2163300 712736 14.84 179000 2383728 56548 07:10:01 AM 906720 2938956 2846956 75.84 2104 2190036 642488 13.38 219296 2293672 48124 07:11:01 AM 980068 2970540 2773608 73.89 2104 2148232 612280 12.75 217580 2221512 6208 07:12:01 AM 980468 2970952 2773208 73.88 2104 2148232 607928 12.66 218128 2222020 8 07:13:01 AM 982600 2973044 2771076 73.82 2104 2148236 603444 12.57 218408 2219508 4 07:14:01 AM 961608 2965200 2792068 74.38 2104 2160828 609048 12.68 409636 2048708 7516 07:15:01 AM 983384 2991716 2770292 73.80 2104 2165076 580744 12.09 416000 2019424 20856 Average: 1001577 2962406 2752099 73.32 2104 2119856 621220 12.94 230504 2193602 52296 07:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 47.89 41.13 874.88 4.75 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 60.75 54.37 917.18 6.56 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 43.95 39.45 736.07 5.86 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 7.12 8.48 4.30 3.79 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 7.20 8.20 8.12 2.69 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 7.16 8.43 3.84 3.83 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 7.15 8.05 4.77 3.23 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 6.73 7.06 6.73 5.07 0.00 0.00 0.00 0.00 07:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM eth0 13.08 11.98 12.33 5.67 0.00 0.00 0.00 0.00 07:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 AM eth0 12.33 12.05 8.34 5.86 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 21.29 19.88 256.62 4.73 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) 10/26/2026 _x86_64_ (2 CPU) 07:03:47 LINUX RESTART (2 CPU) 07:05:02 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 24.61 0.00 3.35 1.63 0.08 70.34 07:06:01 AM 0 20.56 0.00 2.60 1.90 0.07 74.88 07:06:01 AM 1 28.65 0.00 4.11 1.36 0.08 65.80 07:07:01 AM all 22.68 0.00 3.45 2.71 0.09 71.06 07:07:01 AM 0 20.29 0.00 3.02 3.21 0.10 73.38 07:07:01 AM 1 25.08 0.00 3.87 2.22 0.08 68.75 07:08:01 AM all 28.76 0.00 2.69 1.68 0.09 66.77 07:08:01 AM 0 18.28 0.00 2.07 2.10 0.07 77.48 07:08:01 AM 1 39.25 0.00 3.32 1.25 0.12 56.06 07:09:01 AM all 26.00 0.00 2.35 0.72 0.08 70.85 07:09:01 AM 0 31.56 0.00 2.57 0.95 0.08 64.83 07:09:01 AM 1 20.46 0.00 2.13 0.48 0.07 76.86 07:10:01 AM all 20.41 0.00 2.17 0.79 0.61 76.03 07:10:01 AM 0 20.03 0.00 2.28 1.00 0.60 76.09 07:10:01 AM 1 20.78 0.00 2.05 0.58 0.62 75.97 07:11:01 AM all 30.38 0.00 1.60 0.32 1.30 66.40 07:11:01 AM 0 13.41 0.00 1.50 0.53 1.15 83.42 07:11:01 AM 1 47.36 0.00 1.71 0.10 1.46 49.36 07:12:01 AM all 20.03 0.00 1.39 0.40 0.05 78.14 07:12:01 AM 0 7.35 0.00 1.19 0.25 0.03 91.18 07:12:01 AM 1 32.68 0.00 1.58 0.55 0.07 65.12 07:13:01 AM all 6.52 0.00 0.69 0.13 0.03 92.63 07:13:01 AM 0 1.30 0.00 0.27 0.25 0.03 98.14 07:13:01 AM 1 11.72 0.00 1.12 0.00 0.03 87.13 07:14:01 AM all 23.93 0.00 2.02 0.58 0.07 73.41 07:14:01 AM 0 10.31 0.00 1.54 1.00 0.05 87.11 07:14:01 AM 1 37.54 0.00 2.50 0.15 0.08 59.73 07:15:01 AM all 26.16 0.00 2.50 0.41 0.08 70.84 07:15:01 AM 0 7.43 0.00 1.85 0.70 0.07 89.94 07:15:01 AM 1 44.86 0.00 3.15 0.12 0.10 51.78 Average: all 22.95 0.00 2.22 0.93 0.25 73.65 Average: 0 15.05 0.00 1.89 1.19 0.23 81.65 Average: 1 30.84 0.00 2.55 0.68 0.27 65.65