---> uname -a: Linux prd-centos8-builder-2c-4g-3507.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 509 1039 17 2117 2877 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:97:ee:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.145/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe97:ee09/64 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) 06/16/2026 _x86_64_ (2 CPU) 06:03:49 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 237.53 165.17 72.36 14540.08 37833.30 06:06:01 AM 63.04 0.38 62.66 34.13 5902.10 06:07:01 AM 63.83 2.13 61.70 84.91 10660.33 06:08:01 AM 25.86 0.05 25.81 1.33 2671.31 06:09:01 AM 20.83 0.27 20.56 41.85 858.21 06:10:01 AM 18.56 0.98 17.57 23.99 530.33 06:11:01 AM 13.93 0.72 13.21 31.06 423.36 06:12:01 AM 19.38 0.38 18.99 38.65 582.06 Average: 57.87 21.26 36.61 1849.76 7433.15 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1552316 3030624 2201360 58.65 2104 1657400 643428 13.40 139960 1812556 79944 06:06:01 AM 1300292 3009916 2453384 65.36 2104 1877224 625048 13.02 145504 2017776 174784 06:07:01 AM 1141952 2977220 2611724 69.58 2104 1994588 623640 12.99 148556 2137644 24284 06:08:01 AM 1007416 2920676 2746260 73.16 2104 2072196 686624 14.30 177632 2242912 56848 06:09:01 AM 1058100 2935132 2695576 71.81 2104 2035856 678160 14.12 214008 2154380 8500 06:10:01 AM 1086984 2963876 2666692 71.04 2104 2035600 638480 13.30 215552 2121648 3412 06:11:01 AM 1081716 2966836 2671960 71.18 2104 2043764 639136 13.31 401108 1942116 14728 06:12:01 AM 1102624 2985336 2651052 70.63 2104 2040796 614536 12.80 399824 1922696 20856 Average: 1166425 2973702 2587251 68.93 2104 1969678 643632 13.40 230268 2043966 47920 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 184.69 106.11 898.15 54.75 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 94.03 80.07 960.21 8.28 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 25.97 24.08 85.46 5.02 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 54.42 45.38 656.09 7.19 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 12.30 14.08 12.87 5.35 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 17.74 16.82 14.48 16.58 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 16.33 16.01 17.58 6.09 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 11.96 13.10 10.44 6.08 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 52.18 39.46 331.90 13.67 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) 06/16/2026 _x86_64_ (2 CPU) 06:03:49 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 45.31 0.07 12.87 12.08 2.04 27.63 06:05:01 AM 0 45.46 0.10 13.69 11.40 2.03 27.33 06:05:01 AM 1 45.17 0.03 12.05 12.76 2.06 27.93 06:06:01 AM all 35.83 0.00 4.07 1.89 2.23 55.98 06:06:01 AM 0 39.50 0.00 3.77 1.39 2.23 53.11 06:06:01 AM 1 32.17 0.00 4.37 2.38 2.23 58.84 06:07:01 AM all 37.80 0.00 4.00 2.34 2.38 53.48 06:07:01 AM 0 43.60 0.00 4.70 2.40 2.19 47.11 06:07:01 AM 1 32.03 0.00 3.31 2.29 2.57 59.81 06:08:01 AM all 35.08 0.00 2.22 0.70 2.75 59.26 06:08:01 AM 0 36.83 0.00 2.46 0.83 2.38 57.50 06:08:01 AM 1 33.33 0.00 1.97 0.57 3.12 61.00 06:09:01 AM all 36.42 0.00 2.47 0.57 2.46 58.08 06:09:01 AM 0 46.88 0.00 3.25 0.58 2.22 47.08 06:09:01 AM 1 26.07 0.00 1.71 0.56 2.69 68.98 06:10:01 AM all 38.44 0.00 2.29 0.38 2.45 56.44 06:10:01 AM 0 48.60 0.00 2.62 0.38 2.57 45.83 06:10:01 AM 1 28.29 0.00 1.96 0.38 2.32 67.05 06:11:01 AM all 34.62 0.00 2.85 0.30 2.40 59.84 06:11:01 AM 0 46.30 0.00 3.07 0.28 2.26 48.08 06:11:01 AM 1 23.02 0.00 2.63 0.31 2.53 71.52 06:12:01 AM all 38.99 0.00 3.23 0.48 2.85 54.45 06:12:01 AM 0 46.15 0.00 3.54 0.66 2.49 47.16 06:12:01 AM 1 31.87 0.00 2.91 0.31 3.21 61.70 Average: all 37.80 0.01 4.23 2.32 2.45 53.20 Average: 0 44.16 0.01 4.62 2.22 2.30 46.68 Average: 1 31.46 0.00 3.84 2.42 2.59 59.69