---> uname -a: Linux prd-centos8-builder-2c-4g-1967.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 496 1055 17 2113 2891 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:2d:fb:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.112/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe2d:fbf7/64 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) 01:03:50 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 248.44 176.27 72.17 14865.95 38032.97 01:06:01 AM 66.89 0.38 66.51 34.11 6252.66 01:07:01 AM 61.45 2.10 59.35 84.37 10417.54 01:08:01 AM 28.86 0.08 28.77 1.87 2955.71 01:09:01 AM 21.28 0.27 21.01 41.86 616.65 01:10:01 AM 12.76 0.00 12.76 0.00 347.18 01:11:01 AM 18.19 0.72 17.47 31.05 649.91 01:12:01 AM 21.25 0.38 20.86 38.66 617.25 Average: 59.90 22.53 37.37 1888.00 7488.24 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1563696 3048356 2189980 58.34 2104 1663708 633688 13.20 139544 1801148 83548 01:06:01 AM 1293912 3003064 2459764 65.53 2104 1876856 649860 13.53 145092 2025492 168300 01:07:01 AM 1155188 2988860 2598488 69.23 2104 1993212 625132 13.02 148076 2125368 24252 01:08:01 AM 998108 2910924 2755568 73.41 2104 2071820 697984 14.53 177796 2251484 49720 01:09:01 AM 1013396 2926284 2740280 73.00 2104 2071952 693344 14.44 216984 2197932 45944 01:10:01 AM 1105352 2979896 2648324 70.55 2104 2033520 637396 13.27 214492 2107084 7464 01:11:01 AM 1102776 2978276 2650900 70.62 2104 2034424 635136 13.23 398608 1926372 7508 01:12:01 AM 1082528 2962888 2671148 71.16 2104 2038720 646788 13.47 398568 1945784 20856 Average: 1164370 2974818 2589306 68.98 2104 1973026 652416 13.59 229895 2047583 50949 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 209.09 119.63 950.00 55.75 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 84.01 71.79 962.08 7.71 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 19.74 18.49 75.81 4.43 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 44.15 36.37 657.73 6.84 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.56 14.46 13.24 6.14 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 9.60 10.45 8.27 3.84 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 16.03 14.34 16.69 6.41 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 12.15 12.98 10.24 6.35 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 50.93 37.32 336.83 12.19 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) 01:03:50 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 42.38 0.07 13.48 12.64 1.59 29.85 01:05:01 AM 0 42.75 0.05 13.41 12.19 1.66 29.94 01:05:01 AM 1 42.01 0.08 13.54 13.09 1.53 29.75 01:06:01 AM all 38.26 0.00 4.56 1.87 1.27 54.04 01:06:01 AM 0 31.30 0.00 3.62 2.54 1.02 61.52 01:06:01 AM 1 45.24 0.00 5.50 1.20 1.52 46.53 01:07:01 AM all 39.96 0.00 4.45 1.69 1.56 52.33 01:07:01 AM 0 35.28 0.00 4.60 1.23 1.30 57.58 01:07:01 AM 1 44.62 0.00 4.31 2.14 1.83 47.10 01:08:01 AM all 38.51 0.00 2.35 0.92 1.56 56.67 01:08:01 AM 0 16.56 0.00 1.99 1.15 1.13 79.17 01:08:01 AM 1 60.53 0.00 2.70 0.68 1.98 34.10 01:09:01 AM all 38.03 0.00 2.57 0.42 1.54 57.45 01:09:01 AM 0 26.49 0.00 2.26 0.35 1.41 69.49 01:09:01 AM 1 49.60 0.00 2.88 0.48 1.67 45.37 01:10:01 AM all 36.97 0.00 2.53 0.29 1.59 58.62 01:10:01 AM 0 22.73 0.00 1.80 0.37 1.36 73.75 01:10:01 AM 1 51.23 0.00 3.26 0.22 1.81 43.47 01:11:01 AM all 36.51 0.00 3.00 0.55 1.59 58.36 01:11:01 AM 0 30.57 0.00 2.50 0.35 1.72 64.85 01:11:01 AM 1 42.47 0.00 3.50 0.75 1.45 51.83 01:12:01 AM all 40.62 0.00 3.06 0.60 1.60 54.12 01:12:01 AM 0 34.53 0.00 2.57 0.43 1.51 60.95 01:12:01 AM 1 46.72 0.00 3.54 0.76 1.70 47.28 Average: all 38.90 0.01 4.49 2.36 1.54 52.70 Average: 0 30.01 0.01 4.08 2.31 1.39 62.20 Average: 1 47.81 0.01 4.90 2.41 1.69 43.19