---> uname -a: Linux prd-centos8-builder-2c-4g-1993.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 523 1031 17 2111 2865 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:c2:be:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.119/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fec2:beed/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) 10:03:50 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 251.96 178.58 73.38 14796.54 38099.10 10:06:01 AM 61.46 0.38 61.07 34.10 5763.99 10:07:02 AM 64.81 2.10 62.71 84.39 10519.45 10:08:01 AM 27.58 0.08 27.50 1.90 2963.13 10:09:01 AM 18.43 0.27 18.16 41.85 484.92 10:10:01 AM 14.69 0.65 14.04 21.32 400.78 10:11:01 AM 17.19 0.07 17.12 9.73 633.65 10:12:01 AM 19.79 0.38 19.41 38.65 542.60 Average: 59.56 22.86 36.70 1882.55 7435.41 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1544696 3023388 2208980 58.85 2104 1657580 651056 13.56 145436 1813724 80324 10:06:01 AM 1254292 2965420 2499384 66.58 2104 1878708 663892 13.82 144592 2063192 173972 10:07:02 AM 1099440 2930484 2654236 70.71 2104 1990420 666640 13.88 148140 2180356 24336 10:08:01 AM 1119412 2989872 2634264 70.18 2104 2029380 607576 12.65 174024 2133324 8384 10:09:01 AM 988680 2898744 2764996 73.66 2104 2069072 695476 14.48 216888 2221864 45940 10:10:01 AM 1078932 2951296 2674744 71.26 2104 2031264 643416 13.40 214680 2133640 7464 10:11:01 AM 1085200 2957940 2668476 71.09 2104 2031548 643024 13.39 408772 1933300 7508 10:12:01 AM 1058436 2935968 2695240 71.80 2104 2035836 656696 13.67 408600 1958848 20852 Average: 1153636 2956639 2600040 69.27 2104 1965476 653472 13.61 232642 2054781 46098 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 220.94 104.81 947.77 54.70 0.00 0.00 0.00 0.00 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 88.56 66.00 1008.66 7.48 0.00 0.00 0.00 0.00 10:07:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:02 AM eth0 13.45 12.80 30.85 4.49 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 52.56 44.71 669.64 7.08 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 12.85 15.13 13.42 6.03 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 11.04 11.69 9.02 4.17 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 16.21 14.91 17.56 6.57 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 11.61 13.01 9.52 6.34 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 53.41 35.37 337.67 12.12 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) 10:03:50 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 42.80 0.07 13.07 14.38 3.20 26.48 10:05:01 AM 0 32.68 0.05 13.67 14.72 3.08 35.80 10:05:01 AM 1 52.90 0.10 12.47 14.05 3.31 17.16 10:06:01 AM all 37.61 0.00 4.01 1.59 2.00 54.79 10:06:01 AM 0 18.80 0.00 2.48 2.23 1.56 74.93 10:06:01 AM 1 56.49 0.00 5.55 0.95 2.44 34.57 10:07:02 AM all 38.58 0.00 4.13 2.15 1.83 53.30 10:07:02 AM 0 21.54 0.00 3.06 2.51 1.78 71.11 10:07:02 AM 1 55.72 0.00 5.22 1.79 1.88 35.39 10:08:01 AM all 38.42 0.00 2.58 0.51 1.77 56.71 10:08:01 AM 0 17.42 0.00 1.89 0.72 1.63 78.34 10:08:01 AM 1 59.57 0.00 3.29 0.29 1.91 34.94 10:09:01 AM all 36.28 0.00 2.84 0.27 2.36 58.24 10:09:01 AM 0 19.73 0.00 2.40 0.25 2.44 75.18 10:09:01 AM 1 52.97 0.00 3.29 0.30 2.29 41.15 10:10:01 AM all 35.36 0.00 2.24 0.41 2.51 59.47 10:10:01 AM 0 33.20 0.00 2.20 0.54 2.60 61.46 10:10:01 AM 1 37.53 0.00 2.28 0.28 2.43 57.48 10:11:01 AM all 35.18 0.00 3.07 0.52 3.27 57.97 10:11:01 AM 0 19.33 0.00 2.62 0.29 3.09 74.66 10:11:01 AM 1 51.15 0.00 3.53 0.74 3.45 41.13 10:12:01 AM all 39.80 0.00 3.14 0.39 2.90 53.77 10:12:01 AM 0 47.40 0.00 4.31 0.38 2.48 45.43 10:12:01 AM 1 32.32 0.00 1.99 0.39 3.31 61.99 Average: all 38.00 0.01 4.38 2.52 2.48 52.61 Average: 0 26.26 0.01 4.07 2.69 2.33 64.63 Average: 1 49.76 0.01 4.69 2.34 2.63 40.56