---> uname -a: Linux prd-centos8-builder-2c-4g-5413.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: 2799.998 BogoMIPS: 5599.99 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 2868 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:be:b7:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:febe:b7b3/64 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) 07/10/2026 _x86_64_ (2 CPU) 05:03:43 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 199.85 125.25 74.60 12247.08 38423.16 05:06:01 AM 57.78 0.38 57.40 34.12 5256.91 05:07:01 AM 63.73 0.62 63.11 67.71 10831.82 05:08:01 AM 25.26 0.05 25.21 1.33 3117.78 05:09:01 AM 24.15 0.27 23.89 41.85 998.50 05:10:01 AM 17.69 0.00 17.69 0.00 424.59 05:11:01 AM 16.10 0.00 16.10 0.00 600.65 05:12:01 AM 18.11 1.10 17.01 69.70 500.18 Average: 52.84 15.96 36.88 1557.82 7519.22 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1535912 3013204 2217764 59.08 2104 1656076 647276 13.48 145460 1822132 63040 05:06:01 AM 1321484 3014392 2432192 64.79 2104 1860388 605360 12.61 145156 1995012 168996 05:07:01 AM 1107212 2945516 2646464 70.50 2104 1997792 642980 13.39 147504 2169984 40592 05:08:01 AM 1047040 2926284 2706636 72.11 2104 2037968 665688 13.86 174440 2204856 22236 05:09:01 AM 1079924 2960092 2673752 71.23 2104 2039084 630540 13.13 214356 2130464 8500 05:10:01 AM 972688 2851968 2780988 74.09 2104 2038144 745372 15.52 214424 2237448 7548 05:11:01 AM 944568 2863088 2809108 74.84 2104 2077524 728328 15.17 218364 2263396 46932 05:12:01 AM 1068120 2951912 2685556 71.54 2104 2042600 644596 13.42 400684 1956764 9776 Average: 1134618 2940807 2619058 69.77 2104 1968697 663768 13.82 207548 2097507 45952 05:04:01 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 214.18 117.87 918.81 55.47 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 68.44 57.53 800.43 6.11 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 35.49 30.92 257.80 5.24 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 44.83 37.01 657.52 6.53 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 12.31 13.56 12.88 5.55 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 8.43 10.81 7.08 5.22 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 12.49 13.02 11.23 4.12 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 16.97 16.46 17.01 12.49 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 51.64 37.15 335.32 12.59 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) 07/10/2026 _x86_64_ (2 CPU) 05:03:43 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 43.89 0.05 11.73 9.69 1.87 32.78 05:05:01 AM 0 55.54 0.05 12.33 9.53 1.81 20.74 05:05:01 AM 1 32.19 0.05 11.12 9.85 1.93 44.86 05:06:01 AM all 35.33 0.00 4.22 1.65 1.72 57.07 05:06:01 AM 0 39.85 0.00 4.50 2.60 1.86 51.19 05:06:01 AM 1 30.80 0.00 3.95 0.70 1.58 62.97 05:07:01 AM all 37.82 0.00 3.93 2.14 1.91 54.20 05:07:01 AM 0 45.77 0.00 3.92 2.66 2.28 45.37 05:07:01 AM 1 29.82 0.00 3.95 1.61 1.53 63.09 05:08:01 AM all 37.44 0.00 3.01 0.64 1.65 57.26 05:08:01 AM 0 53.65 0.00 3.34 0.89 1.85 40.27 05:08:01 AM 1 21.30 0.00 2.68 0.40 1.45 74.17 05:09:01 AM all 37.49 0.00 2.72 0.58 1.62 57.58 05:09:01 AM 0 59.19 0.00 3.42 0.27 1.95 35.16 05:09:01 AM 1 15.91 0.00 2.03 0.90 1.30 79.87 05:10:01 AM all 40.11 0.00 2.08 0.12 1.56 56.13 05:10:01 AM 0 61.08 0.00 3.07 0.17 1.79 33.90 05:10:01 AM 1 19.23 0.00 1.10 0.07 1.35 78.26 05:11:01 AM all 34.24 0.00 2.42 0.48 1.77 61.09 05:11:01 AM 0 48.23 0.00 2.85 0.83 1.88 46.20 05:11:01 AM 1 20.31 0.00 1.99 0.13 1.66 75.91 05:12:01 AM all 39.56 0.00 3.43 0.24 1.69 55.08 05:12:01 AM 0 62.10 0.00 4.03 0.43 2.13 31.30 05:12:01 AM 1 17.10 0.00 2.82 0.05 1.25 78.78 Average: all 38.23 0.01 4.18 1.94 1.72 53.92 Average: 0 53.16 0.01 4.68 2.17 1.95 38.04 Average: 1 23.32 0.01 3.69 1.70 1.50 69.78