---> uname -a: Linux prd-centos8-builder-2c-4g-7526.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 497 1114 17 2052 2893 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:b1:85:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.2/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:feb1:85a4/64 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) 02/25/2026 _x86_64_ (2 CPU) 14:03:43 LINUX RESTART (2 CPU) 02:04:01 PM tps rtps wtps bread/s bwrtn/s 02:05:01 PM 190.97 122.58 68.39 11761.41 38326.86 02:06:01 PM 60.97 0.13 60.84 5.60 6568.38 02:07:01 PM 52.67 0.48 52.18 53.32 5914.65 02:08:01 PM 34.49 0.05 34.44 1.33 4565.34 02:09:01 PM 23.31 0.27 23.05 41.86 904.45 02:10:01 PM 12.64 0.00 12.64 0.00 367.35 02:11:01 PM 22.30 0.72 21.59 31.05 754.76 02:12:01 PM 19.41 0.38 19.03 38.65 532.19 Average: 52.09 15.58 36.52 1491.56 7241.45 02:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 PM 1589028 3058652 2164656 57.67 2104 1648188 604360 12.58 137088 1777216 56296 02:06:01 PM 1356868 3025780 2396816 63.85 2104 1836788 602004 12.54 143512 1961400 102520 02:07:01 PM 1266888 3042128 2486796 66.25 2104 1936988 563560 11.74 145740 2024492 80356 02:08:01 PM 1059344 2912288 2694340 71.78 2104 2013940 694336 14.46 177400 2197832 55208 02:09:01 PM 1060488 2914600 2693196 71.75 2104 2015052 688356 14.33 215988 2158608 45800 02:10:01 PM 1197288 3013100 2556396 68.10 2104 1976752 590824 12.30 213416 2024272 7440 02:11:01 PM 1100928 2917872 2652756 70.67 2104 1977892 684628 14.26 397332 1935200 7676 02:12:01 PM 1098256 2919268 2655428 70.74 2104 1981608 688788 14.34 397184 1938920 20472 Average: 1216136 2975461 2537548 67.60 2104 1923401 639607 13.32 228458 2002242 46971 02:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 218.59 116.98 926.92 56.56 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 62.44 47.98 742.84 5.32 0.00 0.00 0.00 0.00 02:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM eth0 19.63 17.89 149.96 4.28 0.00 0.00 0.00 0.00 02:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 PM eth0 50.87 47.43 638.53 7.89 0.00 0.00 0.00 0.00 02:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 PM eth0 13.00 15.25 13.35 6.15 0.00 0.00 0.00 0.00 02:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 PM eth0 11.86 12.53 9.79 4.06 0.00 0.00 0.00 0.00 02:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM eth0 15.22 14.79 20.18 6.71 0.00 0.00 0.00 0.00 02:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 PM eth0 11.56 12.23 9.38 6.13 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 50.39 35.63 313.87 12.14 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) 02/25/2026 _x86_64_ (2 CPU) 14:03:43 LINUX RESTART (2 CPU) 02:04:01 PM CPU %user %nice %system %iowait %steal %idle 02:05:01 PM all 42.97 0.04 9.90 10.07 4.19 32.83 02:05:01 PM 0 45.75 0.03 11.12 9.13 3.90 30.07 02:05:01 PM 1 40.21 0.05 8.69 11.00 4.47 35.58 02:06:01 PM all 29.21 0.00 3.52 2.11 3.21 61.94 02:06:01 PM 0 23.72 0.00 3.14 2.19 3.33 67.62 02:06:01 PM 1 34.74 0.00 3.91 2.04 3.09 56.22 02:07:01 PM all 31.52 0.00 3.74 1.99 2.67 60.07 02:07:01 PM 0 15.43 0.00 2.68 2.06 2.95 76.89 02:07:01 PM 1 47.87 0.00 4.83 1.92 2.39 42.99 02:08:01 PM all 36.29 0.00 3.06 0.73 2.35 57.58 02:08:01 PM 0 28.35 0.00 2.86 0.76 2.47 65.56 02:08:01 PM 1 44.28 0.00 3.25 0.71 2.22 49.54 02:09:01 PM all 37.17 0.00 2.71 0.65 2.21 57.26 02:09:01 PM 0 28.22 0.00 2.43 0.13 1.97 67.25 02:09:01 PM 1 46.15 0.00 2.98 1.18 2.45 47.24 02:10:01 PM all 34.72 0.00 2.66 0.35 2.13 60.15 02:10:01 PM 0 32.83 0.00 3.00 0.05 2.00 62.12 02:10:01 PM 1 36.61 0.00 2.33 0.64 2.25 58.17 02:11:01 PM all 37.35 0.00 2.91 0.76 3.14 55.83 02:11:01 PM 0 23.79 0.00 2.62 0.72 3.26 69.61 02:11:01 PM 1 51.09 0.00 3.20 0.81 3.02 41.88 02:12:01 PM all 38.35 0.00 3.23 0.43 4.13 53.86 02:12:01 PM 0 27.28 0.00 2.34 0.44 4.44 65.51 02:12:01 PM 1 49.58 0.00 4.13 0.43 3.81 42.05 Average: all 35.95 0.01 3.97 2.14 3.01 54.93 Average: 0 28.14 0.00 3.77 1.93 3.05 63.11 Average: 1 43.81 0.01 4.17 2.35 2.97 46.70