---> uname -a: Linux prd-centos8-builder-2c-4g-5171.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 520 1027 17 2117 2867 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:2a:34:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85867sec preferred_lft 85867sec inet6 fe80::f816:3eff:fe2a:346c/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) 07/06/2026 _x86_64_ (2 CPU) 23:03:49 LINUX RESTART (2 CPU) 11:04:01 PM tps rtps wtps bread/s bwrtn/s 11:05:01 PM 252.53 178.96 73.57 14911.19 38034.43 11:06:01 PM 58.31 0.38 57.92 34.13 5767.61 11:07:01 PM 68.91 0.62 68.29 67.71 11088.82 11:08:01 PM 29.11 0.05 29.06 1.33 2999.20 11:09:01 PM 15.79 0.27 15.53 41.85 455.38 11:10:01 PM 21.19 0.00 21.19 0.00 814.30 11:11:01 PM 16.39 0.00 16.39 0.00 590.49 11:12:01 PM 20.39 1.10 19.29 69.71 745.35 Average: 60.34 22.68 37.66 1891.28 7563.06 11:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 PM 1557344 3034900 2196340 58.51 2104 1656084 639996 13.33 144704 1801276 77648 11:06:01 PM 1266344 2983104 2487340 66.26 2104 1884084 656652 13.67 145180 2050344 180316 11:07:01 PM 1128552 2965712 2625132 69.93 2104 1996464 642356 13.38 148176 2151892 24284 11:08:01 PM 978340 2894564 2775344 73.94 2104 2075060 720000 14.99 177156 2272728 47064 11:09:01 PM 1068816 2947816 2684868 71.53 2104 2037728 666264 13.87 213228 2146292 8500 11:10:01 PM 1095956 2973964 2657728 70.80 2104 2036764 634348 13.21 213496 2117988 7484 11:11:01 PM 953216 2870660 2800468 74.61 2104 2076176 721560 15.03 217384 2257116 46944 11:12:01 PM 1113160 2993548 2640524 70.34 2104 2038852 604560 12.59 399416 1915028 7404 Average: 1145216 2958034 2608468 69.49 2104 1975152 660717 13.76 207342 2089083 49956 11:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 PM eth0 208.94 119.09 920.47 56.78 0.00 0.00 0.00 0.00 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 94.10 78.77 1006.70 8.26 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 17.28 16.34 41.36 4.45 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 42.51 35.68 655.70 6.56 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 11.63 12.31 12.25 4.76 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 8.16 9.75 6.36 4.74 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 12.54 12.79 11.23 4.09 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 16.09 13.83 17.12 6.94 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 51.41 37.32 333.89 12.07 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) 07/06/2026 _x86_64_ (2 CPU) 23:03:49 LINUX RESTART (2 CPU) 11:04:01 PM CPU %user %nice %system %iowait %steal %idle 11:05:01 PM all 44.12 0.08 14.15 12.87 2.17 26.62 11:05:01 PM 0 38.05 0.08 11.54 9.61 1.92 38.79 11:05:01 PM 1 50.19 0.07 16.76 16.13 2.41 14.44 11:06:01 PM all 38.05 0.00 4.13 1.51 2.11 54.21 11:06:01 PM 0 22.33 0.00 3.02 1.42 1.90 71.33 11:06:01 PM 1 53.87 0.00 5.24 1.60 2.31 36.98 11:07:01 PM all 38.55 0.00 4.07 2.79 2.34 52.24 11:07:01 PM 0 19.08 0.00 2.97 3.41 2.50 72.04 11:07:01 PM 1 58.29 0.00 5.19 2.16 2.18 32.17 11:08:01 PM all 38.42 0.00 2.32 0.66 2.00 56.60 11:08:01 PM 0 19.34 0.00 1.27 0.89 1.74 76.76 11:08:01 PM 1 57.63 0.00 3.38 0.43 2.26 36.30 11:09:01 PM all 32.00 0.00 2.38 0.32 1.78 63.52 11:09:01 PM 0 16.97 0.00 1.55 0.38 1.75 79.34 11:09:01 PM 1 47.15 0.00 3.21 0.25 1.82 47.57 11:10:01 PM all 37.92 0.00 2.00 0.33 2.34 57.40 11:10:01 PM 0 18.75 0.00 1.48 0.31 2.43 77.03 11:10:01 PM 1 57.36 0.00 2.53 0.35 2.25 37.51 11:11:01 PM all 34.32 0.00 2.43 0.49 2.13 60.63 11:11:01 PM 0 14.34 0.00 1.42 0.48 2.01 81.75 11:11:01 PM 1 54.51 0.00 3.45 0.50 2.25 39.29 11:12:01 PM all 36.66 0.00 3.34 0.51 1.96 57.53 11:12:01 PM 0 32.44 0.00 2.95 0.76 1.90 61.94 11:12:01 PM 1 40.89 0.00 3.73 0.27 2.01 53.11 Average: all 37.50 0.01 4.34 2.42 2.10 53.63 Average: 0 22.63 0.01 3.26 2.15 2.02 69.93 Average: 1 52.48 0.01 5.43 2.70 2.19 37.19