---> uname -a: Linux prd-centos8-builder-2c-4g-7842.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 488 1126 17 2050 2902 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:a2:56:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.81/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85910sec preferred_lft 85910sec inet6 fe80::f816:3eff:fea2:566d/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) 03/01/2026 _x86_64_ (2 CPU) 05:04:45 LINUX RESTART (2 CPU) 05:05:01 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 210.16 143.19 66.97 12475.68 37864.79 05:07:01 AM 60.31 0.32 59.99 9.73 5991.22 05:08:01 AM 65.14 0.48 64.66 53.32 9834.12 05:09:01 AM 25.75 0.25 25.50 40.13 1655.02 05:10:01 AM 18.89 0.07 18.83 3.07 507.53 05:11:01 AM 15.48 0.00 15.48 0.00 563.87 05:12:01 AM 19.81 0.90 18.91 46.38 629.99 05:13:01 AM 18.33 0.20 18.13 23.33 524.96 Average: 54.24 18.18 36.06 1581.94 7197.72 05:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 1566644 3047008 2187032 58.26 2104 1659144 627544 13.07 139240 1796140 82508 05:07:01 AM 1328848 3031684 2424828 64.60 2104 1870348 608376 12.67 144244 1989056 179196 05:08:01 AM 1100628 2949524 2653048 70.68 2104 2010584 664264 13.83 150680 2184688 61900 05:09:01 AM 1195272 3008708 2558404 68.16 2104 1974636 608208 12.67 175656 2064164 9360 05:10:01 AM 1199960 3013496 2553716 68.03 2104 1974728 603116 12.56 213156 2021844 8452 05:11:01 AM 1181464 2994944 2572212 68.53 2104 1974736 617380 12.86 213696 2039536 8452 05:12:01 AM 1188600 3008184 2565076 68.34 2104 1980816 611904 12.74 398900 1847888 8888 05:13:01 AM 1182788 3000504 2570888 68.49 2104 1978512 616700 12.84 407792 1845504 20420 Average: 1243026 3006756 2510650 66.89 2104 1927938 619686 12.90 230420 1973602 47397 05:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 197.10 111.19 917.93 54.58 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 76.05 64.64 859.25 6.84 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 56.86 47.85 679.74 7.79 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 11.78 13.06 12.47 4.66 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 10.96 13.25 8.36 9.69 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 12.93 13.43 10.78 4.46 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 17.03 13.70 20.86 7.24 0.00 0.00 0.00 0.00 05:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 AM eth0 8.83 10.40 6.55 5.24 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 48.95 35.94 314.51 12.56 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) 03/01/2026 _x86_64_ (2 CPU) 05:04:45 LINUX RESTART (2 CPU) 05:05:01 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 41.80 0.07 10.70 11.47 3.63 32.34 05:06:01 AM 0 50.73 0.05 12.94 15.47 3.18 17.62 05:06:01 AM 1 32.97 0.08 8.49 7.52 4.06 46.87 05:07:01 AM all 35.20 0.00 3.93 1.48 3.80 55.59 05:07:01 AM 0 49.53 0.00 5.19 1.31 3.51 40.45 05:07:01 AM 1 21.05 0.00 2.69 1.64 4.09 70.54 05:08:01 AM all 35.41 0.00 4.00 1.92 2.95 55.72 05:08:01 AM 0 57.21 0.00 4.93 2.26 2.72 32.87 05:08:01 AM 1 13.97 0.00 3.09 1.58 3.17 78.19 05:09:01 AM all 35.66 0.00 3.23 0.57 2.61 57.93 05:09:01 AM 0 48.34 0.00 3.48 0.71 2.60 44.87 05:09:01 AM 1 23.06 0.00 2.99 0.43 2.63 70.89 05:10:01 AM all 37.02 0.00 2.66 0.33 2.91 57.07 05:10:01 AM 0 65.71 0.00 4.33 0.60 2.62 26.75 05:10:01 AM 1 8.88 0.00 1.02 0.07 3.20 86.83 05:11:01 AM all 33.13 0.00 2.53 0.31 2.52 61.51 05:11:01 AM 0 44.85 0.00 3.32 0.25 2.35 49.23 05:11:01 AM 1 21.52 0.00 1.75 0.38 2.68 73.67 05:12:01 AM all 33.63 0.00 2.91 0.48 1.93 61.05 05:12:01 AM 0 50.92 0.00 3.77 0.73 1.97 42.62 05:12:01 AM 1 16.48 0.00 2.07 0.23 1.90 79.33 05:13:01 AM all 39.54 0.00 3.11 0.44 2.79 54.12 05:13:01 AM 0 65.46 0.00 4.37 0.22 2.56 27.39 05:13:01 AM 1 14.14 0.00 1.87 0.65 3.01 80.32 Average: all 36.42 0.01 4.13 2.12 2.89 54.43 Average: 0 54.09 0.01 5.29 2.69 2.69 35.25 Average: 1 18.99 0.01 2.99 1.56 3.10 73.35