---> uname -a: Linux prd-centos8-builder-2c-4g-2250.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 504 1047 17 2113 2883 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:28:0f:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fe28:f60/64 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) 05/31/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:04:02 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 242.42 168.69 73.73 14787.62 38574.47 05:06:01 AM 65.61 0.38 65.23 34.12 6242.62 05:07:01 AM 62.99 2.13 60.86 84.92 10064.41 05:08:01 AM 27.04 0.05 26.99 1.33 2908.96 05:09:01 AM 19.70 0.27 19.43 41.86 512.13 05:10:01 AM 12.26 0.00 12.26 0.00 344.79 05:11:01 AM 22.25 0.72 21.53 31.06 760.04 05:12:01 AM 18.98 0.38 18.59 38.65 538.44 Average: 58.53 21.28 37.25 1850.88 7429.24 05:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1545308 3032080 2208368 58.83 2104 1665640 642120 13.37 139400 1819588 85404 05:06:01 AM 1263568 2978072 2490108 66.34 2104 1882040 662292 13.79 145024 2052032 148344 05:07:01 AM 1112800 2946740 2640876 70.35 2104 1993352 673232 14.02 148480 2167808 24344 05:08:01 AM 1011052 2884364 2742624 73.07 2104 2032296 734260 15.29 174164 2241216 8380 05:09:01 AM 974520 2888464 2779156 74.04 2104 2072968 724436 15.09 217028 2237216 46924 05:10:01 AM 1096860 2971400 2656816 70.78 2104 2033556 662632 13.80 214296 2116336 7472 05:11:01 AM 1062232 2938784 2691444 71.70 2104 2035444 676896 14.10 398312 1967948 8480 05:12:01 AM 1037524 2923588 2716152 72.36 2104 2044536 681792 14.20 399140 1990632 26600 Average: 1137983 2945436 2615693 69.68 2104 1969979 682208 14.21 229480 2074097 44494 05:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 215.26 111.45 961.52 55.28 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 95.67 80.71 1012.73 8.43 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 10.45 10.73 25.06 4.35 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 43.59 31.91 655.18 6.10 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 15.55 15.85 18.46 9.97 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 11.13 11.71 9.54 3.90 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 16.36 15.05 15.95 6.81 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 11.83 12.53 9.70 6.01 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 52.15 36.09 337.25 12.52 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) 05/31/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:04:02 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 42.89 0.05 13.34 11.99 1.93 29.80 05:05:01 AM 0 45.20 0.05 11.10 15.65 1.93 26.06 05:05:01 AM 1 40.58 0.05 15.58 8.30 1.92 33.57 05:06:01 AM all 37.94 0.00 4.13 1.96 1.75 54.22 05:06:01 AM 0 45.11 0.00 4.94 1.77 1.84 46.33 05:06:01 AM 1 30.78 0.00 3.32 2.14 1.66 62.11 05:07:01 AM all 39.08 0.00 4.00 2.16 2.00 52.75 05:07:01 AM 0 51.49 0.00 4.56 2.18 2.08 39.70 05:07:01 AM 1 26.74 0.00 3.44 2.15 1.92 65.75 05:08:01 AM all 38.51 0.00 2.54 0.77 1.91 56.27 05:08:01 AM 0 58.24 0.00 3.35 0.85 1.90 35.67 05:08:01 AM 1 18.94 0.00 1.75 0.69 1.92 76.70 05:09:01 AM all 38.02 0.00 2.52 0.42 1.70 57.34 05:09:01 AM 0 37.61 0.00 2.07 0.66 1.76 57.89 05:09:01 AM 1 38.42 0.00 2.97 0.18 1.64 56.78 05:10:01 AM all 35.26 0.00 2.47 0.31 1.57 60.40 05:10:01 AM 0 47.98 0.00 2.56 0.23 1.53 47.69 05:10:01 AM 1 22.62 0.00 2.37 0.38 1.61 73.03 05:11:01 AM all 37.78 0.00 2.85 0.53 1.54 57.30 05:11:01 AM 0 39.45 0.00 3.12 0.48 1.58 55.37 05:11:01 AM 1 36.11 0.00 2.58 0.58 1.50 59.24 05:12:01 AM all 40.55 0.00 3.53 0.46 1.80 53.66 05:12:01 AM 0 44.65 0.00 4.04 0.35 1.81 49.16 05:12:01 AM 1 36.46 0.00 3.01 0.56 1.80 58.17 Average: all 38.74 0.01 4.40 2.30 1.77 52.78 Average: 0 46.21 0.01 4.45 2.74 1.80 44.79 Average: 1 31.29 0.01 4.34 1.85 1.75 60.77