---> uname -a: Linux prd-centos8-builder-2c-4g-1650.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 489 1061 17 2114 2898 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:81:23:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.68/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe81:2353/64 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) 05/24/2026 _x86_64_ (2 CPU) 00:03:55 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 59.10 0.52 58.58 36.65 6059.96 12:07:01 AM 65.43 2.12 63.32 84.49 10470.48 12:08:01 AM 28.65 0.08 28.57 1.90 3444.36 12:09:01 AM 25.49 0.27 25.22 41.85 987.27 12:10:01 AM 19.44 0.00 19.44 0.00 758.96 12:11:01 AM 16.24 0.72 15.52 31.05 582.79 12:12:01 AM 19.29 0.38 18.91 38.65 555.40 Average: 33.39 0.58 32.81 33.59 3265.22 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1329400 3018228 2424276 64.58 2104 1856808 623940 12.99 149128 1984660 162608 12:07:01 AM 1173364 3007852 2580312 68.74 2104 1994056 602036 12.54 147376 2107368 47724 12:08:01 AM 1065788 2941128 2687888 71.61 2104 2034264 672076 14.00 174824 2186772 22224 12:09:01 AM 1067916 2944368 2685760 71.55 2104 2035376 663704 13.82 214352 2143964 8488 12:10:01 AM 1108344 2983892 2645332 70.47 2104 2034396 621844 12.95 214836 2103008 7464 12:11:01 AM 1160332 3036856 2593344 69.09 2104 2035324 571220 11.89 399028 1865988 7544 12:12:01 AM 1119036 3001756 2634640 70.19 2104 2040956 604412 12.59 399104 1908504 22176 Average: 1146311 2990583 2607365 69.46 2104 2004454 622747 12.97 242664 2042895 39747 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 80.81 64.75 971.83 6.80 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 34.05 28.24 255.62 5.39 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 47.90 39.58 669.16 6.64 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.33 14.75 13.13 6.07 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 9.56 11.48 7.86 4.83 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 17.77 16.71 17.16 10.82 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 12.03 12.95 9.79 6.25 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 30.59 26.89 276.84 6.69 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) 05/24/2026 _x86_64_ (2 CPU) 00:03:55 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 35.37 0.00 4.17 1.79 4.97 53.71 12:06:01 AM 0 36.19 0.00 4.53 1.58 4.68 53.02 12:06:01 AM 1 34.55 0.00 3.80 1.99 5.26 54.40 12:07:01 AM all 35.79 0.00 3.85 2.45 4.68 53.23 12:07:01 AM 0 23.54 0.00 2.91 3.27 4.47 65.82 12:07:01 AM 1 48.11 0.00 4.81 1.63 4.89 40.56 12:08:01 AM all 36.00 0.00 2.45 0.76 4.27 56.53 12:08:01 AM 0 20.48 0.00 2.38 0.68 3.43 73.02 12:08:01 AM 1 51.47 0.00 2.51 0.83 5.10 40.09 12:09:01 AM all 35.59 0.00 2.65 0.91 4.32 56.53 12:09:01 AM 0 19.48 0.00 1.80 0.58 4.13 74.01 12:09:01 AM 1 51.89 0.00 3.51 1.25 4.51 38.85 12:10:01 AM all 35.46 0.00 2.12 0.51 5.11 56.80 12:10:01 AM 0 13.67 0.00 1.47 0.46 5.29 79.10 12:10:01 AM 1 57.77 0.00 2.78 0.56 4.93 33.97 12:11:01 AM all 32.77 0.00 2.58 0.51 4.20 59.93 12:11:01 AM 0 34.84 0.00 2.98 0.42 4.42 57.33 12:11:01 AM 1 30.70 0.00 2.18 0.60 3.99 62.53 12:12:01 AM all 37.81 0.00 3.40 0.40 5.64 52.75 12:12:01 AM 0 25.74 0.00 2.06 0.31 5.50 66.39 12:12:01 AM 1 50.02 0.00 4.75 0.50 5.78 38.95 Average: all 35.54 0.00 3.03 1.05 4.74 55.63 Average: 0 24.83 0.00 2.59 1.04 4.57 66.97 Average: 1 46.32 0.00 3.48 1.05 4.92 44.23