---> uname -a: Linux prd-centos8-builder-2c-4g-7656.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 495 1116 17 2053 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:f4:2e:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85918sec preferred_lft 85918sec inet6 fe80::f816:3eff:fef4:2e02/64 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) 02/27/2026 _x86_64_ (2 CPU) 10:03:54 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 56.21 0.42 55.79 11.19 5783.42 10:07:01 AM 70.51 0.45 70.06 52.78 9351.22 10:08:01 AM 28.70 0.08 28.61 1.87 3079.65 10:09:01 AM 19.13 0.27 18.86 41.85 489.12 10:10:01 AM 14.43 0.00 14.43 0.00 559.60 10:11:01 AM 19.49 0.90 18.59 46.38 531.20 10:12:01 AM 18.51 0.20 18.31 23.33 535.82 Average: 32.42 0.33 32.09 25.34 2904.30 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 1364784 3031112 2388900 63.64 2104 1834044 610900 12.72 143348 1955352 147804 10:07:01 AM 1206348 2981968 2547336 67.86 2104 1937160 628836 13.09 147004 2083300 28776 10:08:01 AM 1170520 2985196 2583164 68.82 2104 1975624 629972 13.12 174244 2090132 8360 10:09:01 AM 1040356 2900416 2713328 72.28 2104 2021284 708240 14.75 216508 2178592 51892 10:10:01 AM 1170860 2986620 2582824 68.81 2104 1976880 629240 13.10 213244 2050832 4 10:11:01 AM 1222752 3040088 2530932 67.43 2104 1978412 573556 11.94 397316 1815668 7608 10:12:01 AM 1142232 2963412 2611452 69.57 2104 1981684 647040 13.47 405964 1887200 20448 Average: 1188265 2984116 2565419 68.34 2104 1957870 632541 13.17 242518 2008725 37842 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 80.41 68.72 889.83 6.96 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 22.66 21.49 174.91 5.60 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 46.89 40.18 638.81 6.67 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 12.10 14.36 11.62 6.10 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 13.26 13.28 15.20 4.02 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 21.62 20.31 18.19 13.53 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 9.10 11.01 6.67 5.34 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 29.43 27.05 250.75 6.89 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) 02/27/2026 _x86_64_ (2 CPU) 10:03:54 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 36.20 0.00 4.20 1.08 3.39 55.13 10:06:01 AM 0 53.43 0.00 5.62 1.06 2.97 36.92 10:06:01 AM 1 19.28 0.00 2.81 1.10 3.80 73.01 10:07:01 AM all 35.20 0.00 4.06 3.05 3.44 54.25 10:07:01 AM 0 50.59 0.00 4.92 3.51 3.07 37.91 10:07:01 AM 1 20.02 0.00 3.22 2.60 3.81 70.35 10:08:01 AM all 34.35 0.00 2.60 0.80 3.18 59.07 10:08:01 AM 0 46.28 0.00 3.45 0.68 3.07 46.51 10:08:01 AM 1 22.56 0.00 1.76 0.91 3.28 71.48 10:09:01 AM all 35.12 0.00 2.63 0.33 2.86 59.07 10:09:01 AM 0 40.09 0.00 2.68 0.23 2.91 54.08 10:09:01 AM 1 30.14 0.00 2.57 0.43 2.80 64.06 10:10:01 AM all 32.76 0.00 2.50 0.33 2.23 62.18 10:10:01 AM 0 48.43 0.00 3.32 0.43 2.12 45.69 10:10:01 AM 1 17.25 0.00 1.69 0.23 2.33 78.49 10:11:01 AM all 37.72 0.00 2.99 0.52 2.51 56.26 10:11:01 AM 0 62.09 0.00 4.09 0.30 2.34 31.18 10:11:01 AM 1 13.68 0.00 1.90 0.74 2.68 81.00 10:12:01 AM all 40.25 0.00 3.15 0.24 2.45 53.92 10:12:01 AM 0 60.86 0.00 4.06 0.18 2.69 32.21 10:12:01 AM 1 19.72 0.00 2.24 0.30 2.20 75.55 Average: all 35.94 0.00 3.16 0.91 2.87 57.12 Average: 0 51.67 0.00 4.02 0.91 2.74 40.65 Average: 1 20.37 0.00 2.31 0.90 2.99 73.42