---> uname -a: Linux prd-centos8-builder-2c-4g-8813.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 1129 17 2038 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:05:9d:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.28/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85930sec preferred_lft 85930sec inet6 fe80::f816:3eff:fe05:9d82/64 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) 03/14/2026 _x86_64_ (2 CPU) 02:03:51 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 257.90 190.45 67.45 15344.66 37934.90 02:06:01 AM 55.80 0.32 55.48 9.73 5441.24 02:07:01 AM 66.29 0.50 65.79 53.45 9456.08 02:08:01 AM 24.71 0.25 24.46 40.12 1516.18 02:09:01 AM 18.79 0.07 18.73 3.07 508.85 02:10:02 AM 16.86 0.00 16.86 0.00 640.00 02:11:01 AM 17.94 0.91 17.02 47.15 471.14 Average: 65.59 27.57 38.02 2219.35 8013.61 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1582756 3051160 2170920 57.83 2104 1648376 627176 13.06 136056 1789192 70708 02:06:01 AM 1324360 3015656 2429316 64.72 2104 1859048 616844 12.84 144408 1995252 164680 02:07:01 AM 1083556 2920764 2670120 71.13 2104 1999284 683896 14.24 151024 2202900 61896 02:08:01 AM 1173280 2975232 2580396 68.74 2104 1963336 631200 13.14 172356 2091396 9356 02:09:01 AM 1157700 2959820 2595976 69.16 2104 1963428 645784 13.45 209896 2068872 8448 02:10:02 AM 1126036 2942036 2627640 70.00 2104 1977448 665672 13.86 211468 2098192 22468 02:11:01 AM 1123436 2926928 2630240 70.07 2104 1964864 674132 14.04 394588 1917844 8356 Average: 1224446 2970228 2529230 67.38 2104 1910826 649243 13.52 202828 2023378 49416 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 212.13 123.52 968.70 56.57 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 67.93 51.05 868.18 6.02 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 50.07 39.54 685.03 7.43 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 11.68 13.93 12.69 4.95 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 10.78 13.36 8.53 6.14 0.00 0.00 0.00 0.00 02:10:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:02 AM eth0 13.08 13.64 11.40 4.55 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 16.06 15.72 15.58 7.34 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 54.62 38.74 367.99 13.30 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) 03/14/2026 _x86_64_ (2 CPU) 02:03:51 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 39.43 0.09 13.10 13.88 3.01 30.48 02:05:01 AM 0 32.92 0.12 13.77 13.10 2.68 37.41 02:05:01 AM 1 45.95 0.07 12.43 14.67 3.34 23.54 02:06:01 AM all 36.46 0.00 4.15 1.42 2.30 55.68 02:06:01 AM 0 22.89 0.00 2.89 1.38 2.29 70.55 02:06:01 AM 1 50.13 0.00 5.42 1.46 2.30 40.68 02:07:01 AM all 36.48 0.00 4.24 2.70 1.76 54.82 02:07:01 AM 0 20.82 0.00 3.54 3.21 1.16 71.27 02:07:01 AM 1 52.12 0.00 4.93 2.19 2.36 38.41 02:08:01 AM all 36.40 0.00 3.11 0.59 1.83 58.08 02:08:01 AM 0 29.60 0.00 2.70 0.28 1.61 65.82 02:08:01 AM 1 43.21 0.00 3.52 0.90 2.06 50.32 02:09:01 AM all 38.97 0.00 2.83 0.39 1.43 56.39 02:09:01 AM 0 25.65 0.00 2.42 0.32 0.80 70.81 02:09:01 AM 1 52.21 0.00 3.23 0.46 2.06 42.03 02:10:02 AM all 34.35 0.00 2.79 0.41 1.76 60.69 02:10:02 AM 0 27.42 0.00 2.54 0.18 1.43 68.43 02:10:02 AM 1 41.27 0.00 3.03 0.65 2.09 52.96 02:11:01 AM all 39.52 0.00 3.04 0.42 1.57 55.44 02:11:01 AM 0 27.43 0.00 2.63 0.24 1.30 68.40 02:11:01 AM 1 51.64 0.00 3.45 0.61 1.84 42.45 Average: all 37.36 0.01 4.75 2.83 1.95 53.09 Average: 0 26.67 0.02 4.35 2.67 1.61 64.68 Average: 1 48.07 0.01 5.14 2.99 2.29 41.50