---> uname -a: Linux prd-centos8-builder-2c-4g-2151.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 521 1029 17 2113 2866 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:fb:93:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.54/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fefb:938e/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) 05/30/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 63.09 0.38 62.71 34.13 6216.00 08:07:01 AM 65.38 2.13 63.25 84.89 10851.31 08:08:01 AM 30.32 0.05 30.27 1.33 3007.43 08:09:01 AM 17.81 0.27 17.55 41.86 737.48 08:10:01 AM 19.38 0.00 19.38 0.00 1631.97 08:11:01 AM 16.21 0.00 16.21 0.00 926.00 08:12:01 AM 18.36 1.10 17.26 69.72 507.27 Average: 32.94 0.56 32.37 33.13 3411.19 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1278764 2987848 2474912 65.93 2104 1876640 639524 13.32 145552 2039004 171544 08:07:01 AM 1153344 2987084 2600332 69.27 2104 1993264 611360 12.73 148592 2126672 24260 08:08:01 AM 1011060 2922728 2742616 73.06 2104 2070876 675516 14.07 177876 2238980 46076 08:09:01 AM 1103548 2979020 2650128 70.60 2104 2034540 624852 13.01 214340 2109140 8504 08:10:01 AM 995136 2909004 2758540 73.49 2104 2072972 693148 14.43 217908 2214264 10504 08:11:01 AM 982368 2896320 2771308 73.83 2104 2072976 717916 14.95 218412 2226424 46928 08:12:01 AM 1075196 2953592 2678480 71.36 2104 2037056 643008 13.39 400700 1950644 8776 Average: 1085631 2947942 2668045 71.08 2104 2022618 657903 13.70 217626 2129304 45227 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 82.20 65.36 962.75 7.27 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 18.59 17.26 73.76 4.35 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 49.00 42.72 661.22 7.34 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 11.01 12.28 11.91 4.54 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 8.05 10.15 6.51 4.97 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 12.61 13.01 10.70 7.76 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 17.38 14.86 17.71 7.55 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 28.40 25.09 249.20 6.25 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) 05/30/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 38.18 0.00 4.31 1.43 1.75 54.34 08:06:01 AM 0 29.07 0.00 3.40 1.33 1.53 64.68 08:06:01 AM 1 47.32 0.00 5.22 1.53 1.97 43.96 08:07:01 AM all 38.79 0.00 4.39 2.59 1.63 52.60 08:07:01 AM 0 26.48 0.00 3.19 3.29 1.56 65.48 08:07:01 AM 1 51.17 0.00 5.60 1.89 1.70 39.64 08:08:01 AM all 36.36 0.00 2.27 0.74 1.37 59.25 08:08:01 AM 0 14.62 0.00 1.66 0.43 0.98 82.31 08:08:01 AM 1 58.21 0.00 2.89 1.05 1.77 36.08 08:09:01 AM all 30.44 0.00 2.48 0.47 1.18 65.42 08:09:01 AM 0 20.55 0.00 2.33 0.08 1.00 76.03 08:09:01 AM 1 40.32 0.00 2.63 0.87 1.37 54.81 08:10:01 AM all 35.74 0.00 1.74 0.36 1.36 60.80 08:10:01 AM 0 32.46 0.00 1.73 0.48 1.13 64.19 08:10:01 AM 1 39.01 0.00 1.75 0.23 1.58 57.42 08:11:01 AM all 34.51 0.00 2.54 0.49 1.41 61.05 08:11:01 AM 0 23.18 0.00 2.30 0.38 1.28 72.86 08:11:01 AM 1 45.86 0.00 2.78 0.60 1.53 49.23 08:12:01 AM all 40.12 0.00 3.40 0.20 1.55 54.72 08:12:01 AM 0 25.93 0.00 3.00 0.25 1.22 69.60 08:12:01 AM 1 54.30 0.00 3.81 0.15 1.88 39.86 Average: all 36.31 0.00 3.02 0.90 1.46 58.31 Average: 0 24.61 0.00 2.52 0.89 1.24 70.73 Average: 1 48.02 0.00 3.52 0.90 1.69 45.86