---> uname -a: Linux prd-centos8-builder-2c-4g-9291.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 1090 17 2041 2857 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:fd:58:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85928sec preferred_lft 85928sec inet6 fe80::f816:3eff:fefd:582b/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) 03/20/2026 _x86_64_ (2 CPU) 05:03:48 LINUX RESTART (2 CPU) 05:04:02 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 235.21 161.65 73.56 14564.23 38509.10 05:06:01 AM 63.03 0.32 62.71 9.73 5861.73 05:07:01 AM 65.89 2.17 63.72 108.78 9228.31 05:08:01 AM 24.08 0.28 23.79 40.65 1524.88 05:09:01 AM 18.11 0.07 18.04 3.07 498.70 05:10:01 AM 14.70 0.00 14.70 0.00 561.63 05:11:01 AM 18.60 0.90 17.70 46.36 483.53 Average: 62.40 23.30 39.09 2081.19 8023.73 05:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1533240 3014600 2220444 59.15 2104 1660032 680856 14.18 139816 1831648 81420 05:06:01 AM 1292556 2987780 2461128 65.57 2104 1862660 663484 13.82 144972 2024936 162940 05:07:01 AM 1044332 2884904 2709352 72.18 2104 2002244 731656 15.24 151560 2239284 62876 05:08:01 AM 1142636 2946920 2611048 69.56 2104 1965328 671188 13.98 173736 2118480 9360 05:09:01 AM 1145380 2949812 2608304 69.49 2104 1965424 662936 13.80 211160 2079120 8452 05:10:01 AM 1131168 2935644 2622516 69.87 2104 1965424 682468 14.21 211560 2092760 8440 05:11:01 AM 1087792 2893720 2665892 71.02 2104 1966856 709324 14.77 395712 1951288 8352 Average: 1196729 2944769 2556955 68.12 2104 1912567 685987 14.28 204074 2048217 48834 05:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 166.04 107.05 929.35 55.51 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 77.77 62.71 892.78 7.24 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 48.04 40.53 653.07 7.30 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 11.15 13.00 12.94 4.87 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 11.26 12.80 8.34 5.94 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 12.48 13.03 10.75 4.20 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 17.25 15.72 15.97 7.72 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 48.87 37.67 359.10 13.15 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) 03/20/2026 _x86_64_ (2 CPU) 05:03:48 LINUX RESTART (2 CPU) 05:04:02 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 43.77 0.05 12.67 13.03 1.91 28.57 05:05:01 AM 0 44.78 0.07 12.63 16.08 1.94 24.50 05:05:01 AM 1 42.76 0.03 12.71 9.99 1.87 32.64 05:06:01 AM all 38.40 0.00 4.41 1.40 2.25 53.54 05:06:01 AM 0 44.11 0.00 4.33 0.83 2.55 48.18 05:06:01 AM 1 32.65 0.00 4.49 1.98 1.95 58.94 05:07:01 AM all 37.83 0.00 4.10 1.93 2.15 54.00 05:07:01 AM 0 49.36 0.00 4.36 1.61 1.98 42.68 05:07:01 AM 1 26.39 0.00 3.83 2.25 2.31 65.22 05:08:01 AM all 37.32 0.00 3.25 0.41 1.81 57.20 05:08:01 AM 0 45.73 0.00 3.50 0.68 1.57 48.52 05:08:01 AM 1 28.99 0.00 3.01 0.15 2.05 65.81 05:09:01 AM all 39.26 0.00 2.86 0.33 1.98 55.57 05:09:01 AM 0 61.80 0.00 4.22 0.60 2.15 31.23 05:09:01 AM 1 16.93 0.00 1.50 0.07 1.82 79.69 05:10:01 AM all 34.00 0.00 2.70 0.32 1.86 61.13 05:10:01 AM 0 24.93 0.00 1.54 0.45 2.10 70.99 05:10:01 AM 1 43.13 0.00 3.88 0.18 1.61 51.19 05:11:01 AM all 39.73 0.00 2.86 0.46 2.14 54.81 05:11:01 AM 0 45.33 0.00 2.82 0.76 2.14 48.96 05:11:01 AM 1 34.14 0.00 2.89 0.17 2.15 60.65 Average: all 38.60 0.01 4.66 2.52 2.01 52.20 Average: 0 45.12 0.01 4.74 2.96 2.06 45.11 Average: 1 32.08 0.00 4.58 2.08 1.97 59.28