---> uname -a: Linux prd-centos8-builder-2c-4g-1796.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 510 1039 17 2115 2877 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:26:68:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.225/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fe26:681b/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) 05/26/2026 _x86_64_ (2 CPU) 08:03:55 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 54.80 0.58 54.22 38.79 5672.58 08:07:01 AM 61.35 1.95 59.40 75.31 7661.45 08:08:01 AM 35.86 0.23 35.63 10.93 6317.05 08:09:01 AM 24.98 1.25 23.73 65.84 961.55 08:10:01 AM 16.51 0.00 16.51 0.00 406.85 08:11:01 AM 16.34 0.00 16.34 0.00 600.92 08:12:01 AM 19.84 1.10 18.74 69.71 626.09 Average: 32.81 0.73 32.08 37.22 3177.68 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1342708 3012280 2410968 64.23 2104 1838196 627572 13.07 145992 1976108 144428 08:07:01 AM 1154428 2988360 2599248 69.25 2104 1993484 618384 12.88 146592 2129284 132428 08:08:01 AM 1067240 2942224 2686436 71.57 2104 2034020 658948 13.72 174488 2186204 22228 08:09:01 AM 1087224 2964264 2666452 71.04 2104 2035860 629912 13.12 215064 2122008 8500 08:10:01 AM 1107016 2983104 2646660 70.51 2104 2034876 615020 12.81 215248 2102976 7476 08:11:01 AM 1002704 2878860 2750972 73.29 2104 2034880 720804 15.01 215772 2206332 7472 08:12:01 AM 1089568 2969372 2664108 70.97 2104 2038372 624564 13.01 401456 1933512 8788 Average: 1121555 2962638 2632121 70.12 2104 2001384 642172 13.37 216373 2093775 47331 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 73.78 55.26 966.72 6.18 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 33.07 26.11 254.06 4.76 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 44.99 35.29 658.91 6.48 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 20.51 19.13 23.68 16.23 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 8.21 10.86 6.47 5.13 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 11.94 12.76 10.50 4.09 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 15.43 14.33 16.20 7.14 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 29.70 24.82 276.61 7.14 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) 05/26/2026 _x86_64_ (2 CPU) 08:03:55 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 35.41 0.00 4.39 1.38 4.44 54.38 08:06:01 AM 0 27.13 0.00 3.75 0.99 3.75 64.37 08:06:01 AM 1 43.64 0.00 5.02 1.78 5.13 44.43 08:07:01 AM all 37.65 0.00 3.84 2.66 4.00 51.85 08:07:01 AM 0 29.08 0.00 3.59 2.51 3.56 61.27 08:07:01 AM 1 46.23 0.00 4.09 2.82 4.43 42.43 08:08:01 AM all 34.38 0.00 2.96 1.35 3.15 58.15 08:08:01 AM 0 30.03 0.00 2.80 1.55 3.10 62.51 08:08:01 AM 1 38.73 0.00 3.12 1.16 3.20 53.80 08:09:01 AM all 37.38 0.00 2.89 0.83 3.80 55.10 08:09:01 AM 0 44.32 0.00 3.30 1.09 4.08 47.22 08:09:01 AM 1 30.48 0.00 2.47 0.58 3.53 62.94 08:10:01 AM all 38.77 0.00 2.13 0.39 3.29 55.43 08:10:01 AM 0 34.24 0.00 1.78 0.43 3.26 60.29 08:10:01 AM 1 43.30 0.00 2.48 0.35 3.32 50.56 08:11:01 AM all 33.42 0.00 2.44 0.50 2.53 61.12 08:11:01 AM 0 23.10 0.00 1.78 0.68 2.21 72.23 08:11:01 AM 1 43.74 0.00 3.09 0.33 2.84 49.99 08:12:01 AM all 36.90 0.00 3.30 0.47 3.02 56.31 08:12:01 AM 0 24.90 0.00 2.08 0.51 2.79 69.71 08:12:01 AM 1 48.91 0.00 4.51 0.43 3.24 42.91 Average: all 36.27 0.00 3.13 1.09 3.46 56.05 Average: 0 30.39 0.00 2.73 1.11 3.25 62.52 Average: 1 42.15 0.00 3.54 1.06 3.67 49.58