---> uname -a: Linux prd-centos8-builder-2c-4g-2034.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 543 979 17 2142 2845 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:20:ba:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.101/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe20:ba4a/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) 05/28/2026 _x86_64_ (2 CPU) 23:03:51 LINUX RESTART (2 CPU) 11:05:02 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 59.74 0.39 59.35 34.70 5683.60 11:07:01 PM 69.41 2.10 67.31 84.37 11179.24 11:08:01 PM 32.54 0.08 32.46 1.87 3303.85 11:09:01 PM 19.11 0.27 18.84 41.85 510.26 11:10:01 PM 14.21 0.00 14.21 0.00 368.62 11:11:01 PM 18.26 0.72 17.54 31.06 646.65 11:12:01 PM 22.31 0.38 21.93 38.65 611.20 Average: 33.59 0.56 33.03 33.21 3180.31 11:05:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 1311896 3017764 2441780 65.05 2104 1873428 603384 12.56 144764 2005140 162940 11:07:01 PM 1103968 2967528 2649708 70.59 2104 2022948 681636 14.19 148176 2173236 31044 11:08:01 PM 965852 2907620 2787824 74.27 2104 2100676 738908 15.39 192264 2268596 46076 11:09:01 PM 969320 2906496 2784356 74.18 2104 2096096 727456 15.15 231204 2226428 40248 11:10:01 PM 1048520 2953028 2705156 72.07 2104 2063352 703028 14.64 229268 2148852 7464 11:11:01 PM 1045832 2951276 2707844 72.14 2104 2064260 673464 14.02 413396 1967948 7508 11:12:01 PM 1015380 2925560 2738296 72.95 2104 2068548 687652 14.32 413284 1997312 20844 Average: 1065824 2947039 2687852 71.61 2104 2041330 687933 14.33 253194 2112502 45161 11:05:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 71.70 59.61 819.47 6.36 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 43.19 35.37 478.76 8.96 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 49.70 43.67 662.14 7.69 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 16.59 15.00 17.93 5.91 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 9.77 11.20 7.96 4.38 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 17.61 15.86 16.99 6.38 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 12.11 13.45 9.71 6.52 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 31.43 27.66 286.30 6.60 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) 05/28/2026 _x86_64_ (2 CPU) 23:03:51 LINUX RESTART (2 CPU) 11:05:02 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 39.48 0.00 4.96 0.97 1.43 53.16 11:06:01 PM 0 36.35 0.00 4.16 1.49 1.44 56.56 11:06:01 PM 1 42.62 0.00 5.76 0.44 1.42 49.75 11:07:01 PM all 38.68 0.00 4.09 2.00 1.63 53.60 11:07:01 PM 0 23.13 0.00 1.89 1.31 1.42 72.25 11:07:01 PM 1 54.31 0.00 6.31 2.70 1.83 34.85 11:08:01 PM all 38.41 0.00 2.45 0.81 1.61 56.71 11:08:01 PM 0 37.97 0.00 2.59 0.61 1.49 57.33 11:08:01 PM 1 38.86 0.00 2.32 1.01 1.72 56.08 11:09:01 PM all 38.64 0.00 2.65 0.12 1.56 57.04 11:09:01 PM 0 28.16 0.00 2.21 0.08 1.21 68.34 11:09:01 PM 1 49.11 0.00 3.09 0.15 1.91 45.74 11:10:01 PM all 37.19 0.00 2.35 0.20 1.70 58.57 11:10:01 PM 0 30.73 0.00 2.30 0.10 1.66 65.21 11:10:01 PM 1 43.66 0.00 2.39 0.30 1.74 51.91 11:11:01 PM all 35.96 0.00 3.03 0.36 1.41 59.24 11:11:01 PM 0 28.10 0.00 2.63 0.48 1.16 67.62 11:11:01 PM 1 43.80 0.00 3.44 0.23 1.66 50.86 11:12:01 PM all 40.74 0.00 3.31 0.27 1.64 54.04 11:12:01 PM 0 37.51 0.00 3.55 0.12 1.68 57.15 11:12:01 PM 1 43.98 0.00 3.07 0.43 1.60 50.92 Average: all 38.44 0.00 3.26 0.67 1.57 56.06 Average: 0 31.69 0.00 2.76 0.60 1.44 63.52 Average: 1 45.19 0.00 3.76 0.75 1.70 48.59