---> uname -a: Linux prd-centos8-builder-2c-4g-7175.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 514 1031 17 2118 2873 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:44:88:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.147/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85869sec preferred_lft 85869sec inet6 fe80::f816:3eff:fe44:88dd/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) 08/01/2026 _x86_64_ (2 CPU) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 194.67 118.11 76.56 11648.18 38580.39 03:06:01 AM 66.91 0.20 66.71 29.99 6498.27 03:07:01 AM 60.35 0.62 59.73 67.71 10188.52 03:08:01 AM 29.05 0.05 29.00 1.33 3025.20 03:09:01 AM 16.43 0.27 16.16 41.85 460.55 03:10:01 AM 17.72 0.00 17.72 0.00 684.24 03:11:01 AM 16.19 0.00 16.19 0.00 597.82 03:12:01 AM 18.88 1.10 17.78 69.71 716.64 Average: 52.52 15.04 37.48 1482.47 7594.11 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1559864 3035884 2193820 58.44 2104 1654516 637788 13.28 137784 1806332 57352 03:06:01 AM 1250736 2970680 2502948 66.68 2104 1887180 662296 13.79 145116 2065060 154596 03:07:01 AM 1110360 2949528 2643324 70.42 2104 1998304 656316 13.67 148204 2169924 24864 03:08:01 AM 967180 2885320 2786504 74.23 2104 2076904 710896 14.80 177312 2283120 47064 03:09:01 AM 1047592 2928624 2706092 72.09 2104 2039572 669724 13.95 213408 2165188 8500 03:10:01 AM 941820 2868052 2811864 74.91 2104 2084948 733968 15.28 217888 2265360 53856 03:11:01 AM 979792 2898156 2773892 73.90 2104 2077032 700848 14.59 217744 2230380 45944 03:12:01 AM 1087104 2970608 2666580 71.04 2104 2042068 626972 13.06 399844 1940728 8736 Average: 1118056 2938356 2635628 70.21 2104 1982566 674851 14.05 207162 2115762 50114 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 201.93 117.54 977.50 57.15 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 85.25 67.61 971.27 7.05 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 10.81 10.88 25.94 4.24 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 46.41 37.69 657.02 6.47 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 12.80 14.91 12.99 5.12 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 7.58 9.41 6.44 4.38 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.27 12.79 10.83 3.85 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 15.59 14.40 16.84 7.05 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 49.08 35.65 334.83 11.92 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) 08/01/2026 _x86_64_ (2 CPU) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.90 0.04 9.81 10.19 3.44 32.63 03:05:01 AM 0 41.03 0.05 10.01 10.05 3.19 35.67 03:05:01 AM 1 46.78 0.03 9.60 10.33 3.68 29.57 03:06:01 AM all 36.56 0.00 4.04 1.99 3.43 53.99 03:06:01 AM 0 25.15 0.00 3.46 1.79 3.49 66.11 03:06:01 AM 1 48.05 0.00 4.62 2.18 3.37 41.78 03:07:01 AM all 37.45 0.00 3.94 2.26 3.27 53.08 03:07:01 AM 0 48.02 0.00 4.93 1.47 2.77 42.81 03:07:01 AM 1 27.03 0.00 2.97 3.05 3.76 63.18 03:08:01 AM all 36.32 0.00 2.22 1.15 3.32 56.99 03:08:01 AM 0 13.58 0.00 1.47 1.27 3.19 80.49 03:08:01 AM 1 59.29 0.00 2.98 1.04 3.44 33.26 03:09:01 AM all 34.83 0.00 2.80 0.44 2.91 59.02 03:09:01 AM 0 33.14 0.00 2.68 0.31 2.60 61.26 03:09:01 AM 1 36.50 0.00 2.92 0.57 3.21 56.79 03:10:01 AM all 34.58 0.00 1.86 0.25 3.22 60.08 03:10:01 AM 0 14.58 0.00 1.22 0.15 3.44 80.61 03:10:01 AM 1 54.90 0.00 2.51 0.36 3.00 39.23 03:11:01 AM all 33.59 0.00 2.34 0.42 3.57 60.08 03:11:01 AM 0 23.56 0.00 1.78 0.41 3.65 70.60 03:11:01 AM 1 43.70 0.00 2.89 0.44 3.48 49.49 03:12:01 AM all 38.72 0.00 3.11 0.43 3.66 54.09 03:12:01 AM 0 17.17 0.00 1.68 0.31 3.87 76.97 03:12:01 AM 1 60.61 0.00 4.56 0.56 3.44 30.83 Average: all 36.98 0.01 3.75 2.13 3.35 53.78 Average: 0 26.95 0.01 3.39 1.95 3.28 64.43 Average: 1 47.06 0.00 4.12 2.30 3.42 43.08