---> uname -a: Linux prd-centos8-builder-2c-4g-8675.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 496 1131 17 2037 2894 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:49:4b:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.217/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:fe49:4b39/64 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) 03/12/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:02 AM 252.77 179.68 73.10 14901.68 38037.86 04:06:01 AM 64.05 0.32 63.73 9.89 6232.68 04:07:01 AM 65.66 1.53 64.13 99.97 9506.13 04:08:01 AM 26.90 0.25 26.65 40.13 1572.44 04:09:01 AM 19.83 0.07 19.76 3.07 511.61 04:10:01 AM 16.91 0.00 16.91 0.00 634.89 04:11:01 AM 17.49 1.10 16.39 69.70 489.57 Average: 66.24 26.20 40.04 2166.02 8145.93 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:02 AM 1562672 3037064 2191004 58.37 2104 1653292 627992 13.08 145028 1795868 77820 04:06:01 AM 1313624 3005124 2440052 65.00 2104 1859248 625120 13.02 144724 2005120 166164 04:07:01 AM 1071752 2908456 2681924 71.45 2104 1998612 699624 14.57 151284 2213128 62868 04:08:01 AM 1110308 2947060 2643368 70.42 2104 1997972 659664 13.74 212352 2113316 45648 04:09:01 AM 1101548 2938332 2652128 70.65 2104 1998144 668480 13.92 213528 2121368 44816 04:10:01 AM 1064336 2902076 2689340 71.65 2104 1999136 710624 14.80 214236 2157348 45796 04:11:01 AM 1185528 2988656 2568148 68.42 2104 1964292 610480 12.71 396432 1853844 8736 Average: 1201395 2960967 2552281 67.99 2104 1924385 657426 13.69 211083 2037142 64550 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:02 AM eth0 206.98 113.61 974.99 55.63 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 74.22 62.05 901.83 7.29 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 45.68 40.12 654.11 7.07 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 11.83 13.76 13.04 5.49 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 12.81 14.58 13.95 6.52 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 12.81 13.71 10.85 4.54 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 16.96 14.91 16.73 12.93 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 54.43 38.91 368.11 14.23 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) 03/12/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:02 AM all 43.91 0.06 13.27 12.52 2.55 27.69 04:05:02 AM 0 37.90 0.05 14.79 10.22 2.38 34.66 04:05:02 AM 1 49.93 0.07 11.74 14.83 2.72 20.72 04:06:01 AM all 37.68 0.00 4.13 1.31 2.50 54.38 04:06:01 AM 0 24.74 0.00 2.93 1.17 2.33 68.83 04:06:01 AM 1 50.70 0.00 5.34 1.45 2.68 39.82 04:07:01 AM all 37.23 0.00 3.97 2.76 2.18 53.86 04:07:01 AM 0 40.47 0.00 4.01 2.71 1.86 50.96 04:07:01 AM 1 34.01 0.00 3.94 2.82 2.49 56.74 04:08:01 AM all 37.02 0.00 3.00 0.58 2.17 57.22 04:08:01 AM 0 29.34 0.00 2.84 0.84 2.13 64.85 04:08:01 AM 1 44.73 0.00 3.16 0.31 2.22 49.57 04:09:01 AM all 38.73 0.00 2.69 0.40 2.39 55.80 04:09:01 AM 0 34.95 0.00 2.87 0.36 2.46 59.36 04:09:01 AM 1 42.52 0.00 2.51 0.43 2.32 52.22 04:10:01 AM all 34.45 0.00 2.42 0.44 2.04 60.65 04:10:01 AM 0 29.00 0.00 2.73 0.41 1.82 66.04 04:10:01 AM 1 39.89 0.00 2.11 0.46 2.26 55.27 04:11:01 AM all 40.05 0.00 3.50 0.53 2.13 53.79 04:11:01 AM 0 31.32 0.00 3.59 0.58 1.97 62.55 04:11:01 AM 1 48.78 0.00 3.41 0.48 2.30 45.03 Average: all 38.43 0.01 4.70 2.64 2.28 51.93 Average: 0 32.53 0.01 4.81 2.32 2.14 58.19 Average: 1 44.34 0.01 4.59 2.96 2.42 45.67