---> uname -a: Linux prd-centos8-builder-2c-4g-6940.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 515 1032 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:99:c1:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.230/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85863sec preferred_lft 85863sec inet6 fe80::f816:3eff:fe99:c13b/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) 07/29/2026 _x86_64_ (2 CPU) 02:03:50 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 255.22 181.56 73.66 15295.22 38003.25 02:06:01 AM 58.34 0.38 57.95 34.12 5809.13 02:07:01 AM 66.96 0.62 66.34 67.72 10144.64 02:08:01 AM 29.57 0.05 29.52 1.33 3716.19 02:09:01 AM 21.64 0.27 21.37 41.85 969.05 02:10:01 AM 17.42 0.00 17.42 0.00 634.03 02:11:01 AM 15.34 0.00 15.34 0.00 574.23 02:12:01 AM 17.59 0.90 16.69 46.38 473.89 Average: 60.26 22.97 37.29 1935.94 7540.53 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1555368 3032244 2198308 58.56 2104 1656356 642872 13.39 137732 1813728 77716 02:06:01 AM 1337028 3029616 2416648 64.38 2104 1860064 606656 12.63 144356 1981108 168500 02:07:01 AM 1120716 2958792 2632960 70.14 2104 1997528 648664 13.51 146696 2156204 58636 02:08:01 AM 1039792 2918668 2713884 72.30 2104 2037704 682084 14.20 173524 2212380 22236 02:09:01 AM 1098312 2978368 2655364 70.74 2104 2038816 628968 13.10 213496 2112516 8500 02:10:01 AM 1033468 2913316 2720208 72.47 2104 2038820 693184 14.43 213596 2178092 1136 02:11:01 AM 1046288 2926176 2707388 72.13 2104 2038820 671396 13.98 214216 2165168 8492 02:12:01 AM 1058560 2939088 2695116 71.80 2104 2039228 663920 13.83 398280 1968712 7368 Average: 1161192 2962034 2592484 69.07 2104 1963417 654718 13.63 205237 2073488 44073 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 196.75 113.71 980.00 55.54 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 73.26 61.99 791.84 6.40 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 35.89 32.56 256.63 5.22 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 53.98 47.40 656.95 7.14 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 11.83 13.14 12.71 5.30 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 7.30 8.95 5.83 4.23 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 12.48 12.69 10.99 3.92 0.00 0.00 0.00 0.00 02:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 AM eth0 16.34 14.48 16.24 7.23 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 50.98 38.11 341.39 11.87 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) 07/29/2026 _x86_64_ (2 CPU) 02:03:50 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 45.49 0.08 15.30 10.56 2.39 26.17 02:05:01 AM 0 41.68 0.08 12.67 7.41 2.42 35.74 02:05:01 AM 1 49.34 0.08 17.96 13.74 2.36 16.53 02:06:01 AM all 37.04 0.00 4.68 1.30 2.00 54.98 02:06:01 AM 0 47.80 0.00 5.79 1.03 2.03 43.36 02:06:01 AM 1 26.32 0.00 3.58 1.57 1.97 66.56 02:07:01 AM all 37.46 0.00 3.71 2.72 2.02 54.08 02:07:01 AM 0 51.63 0.00 4.60 2.14 2.26 39.37 02:07:01 AM 1 23.31 0.00 2.83 3.30 1.79 68.77 02:08:01 AM all 36.17 0.00 2.72 0.76 1.88 58.46 02:08:01 AM 0 54.42 0.00 3.51 0.47 2.13 39.48 02:08:01 AM 1 17.98 0.00 1.94 1.06 1.64 77.38 02:09:01 AM all 37.62 0.00 3.00 0.51 1.79 57.08 02:09:01 AM 0 49.32 0.00 3.48 0.38 2.11 44.71 02:09:01 AM 1 25.93 0.00 2.53 0.63 1.46 69.45 02:10:01 AM all 34.71 0.00 1.77 0.27 1.84 61.41 02:10:01 AM 0 43.48 0.00 1.78 0.23 1.84 52.67 02:10:01 AM 1 25.95 0.00 1.77 0.31 1.84 70.13 02:11:01 AM all 33.85 0.00 2.64 0.39 2.02 61.10 02:11:01 AM 0 38.27 0.00 2.77 0.41 2.26 56.29 02:11:01 AM 1 29.40 0.00 2.52 0.36 1.79 65.93 02:12:01 AM all 38.16 0.00 2.66 0.33 2.01 56.84 02:12:01 AM 0 39.98 0.00 2.26 0.36 2.17 55.22 02:12:01 AM 1 36.32 0.00 3.05 0.30 1.86 58.47 Average: all 37.55 0.01 4.55 2.09 1.99 53.81 Average: 0 45.81 0.01 4.60 1.55 2.15 45.88 Average: 1 29.28 0.01 4.50 2.64 1.84 61.74