---> uname -a: Linux prd-centos8-builder-2c-4g-6743.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 503 1041 17 2120 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:e5:00:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fee5:ae/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) 07/26/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:02 AM 253.73 182.10 71.64 14951.43 37967.24 05:06:02 AM 56.29 0.41 55.88 35.24 5628.89 05:07:01 AM 64.42 1.63 62.79 93.26 10185.73 05:08:01 AM 28.35 0.05 28.30 1.33 4017.46 05:09:01 AM 22.34 0.90 21.44 69.30 954.06 05:10:01 AM 18.55 0.38 18.17 38.64 529.65 Average: 74.03 31.08 42.94 2545.73 9892.15 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:02 AM 1583592 3053048 2170084 57.81 2104 1649384 624416 13.00 136040 1788096 71020 05:06:02 AM 1317024 3010516 2436652 64.91 2104 1861088 627540 13.07 143900 2001040 169096 05:07:01 AM 1176468 3016236 2577208 68.66 2104 1999180 583624 12.15 147552 2099268 60840 05:08:01 AM 1057404 2937756 2696272 71.83 2104 2039356 656780 13.68 174520 2194092 22236 05:09:01 AM 1033448 2915032 2720228 72.47 2104 2040484 682056 14.20 360700 2030756 7700 05:10:01 AM 1019900 2913776 2733776 72.83 2104 2052252 689100 14.35 361604 2041744 28508 Average: 1197973 2974394 2555703 68.09 2104 1940291 643919 13.41 220719 2025833 59900 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:02 AM eth0 213.76 119.77 981.66 55.61 0.00 0.00 0.00 0.00 05:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:02 AM eth0 83.01 72.03 815.57 7.07 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 46.90 39.39 268.09 15.54 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 53.24 44.91 656.06 6.68 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 12.14 12.14 13.46 4.83 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 12.04 12.49 10.20 6.00 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 70.21 50.09 457.03 15.98 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) 07/26/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:02 AM all 42.57 0.06 13.95 12.99 1.75 28.68 05:05:02 AM 0 42.47 0.05 12.58 11.95 1.82 31.12 05:05:02 AM 1 42.67 0.07 15.33 14.03 1.68 26.22 05:06:02 AM all 37.83 0.00 4.65 1.57 1.38 54.57 05:06:02 AM 0 28.94 0.00 3.72 0.90 1.27 65.17 05:06:02 AM 1 46.76 0.00 5.57 2.24 1.49 43.94 05:07:01 AM all 38.62 0.00 3.83 2.28 1.24 54.03 05:07:01 AM 0 28.37 0.00 2.45 2.23 0.88 66.07 05:07:01 AM 1 48.88 0.00 5.22 2.33 1.60 41.98 05:08:01 AM all 37.04 0.00 2.90 0.58 1.64 57.83 05:08:01 AM 0 38.16 0.00 3.36 0.73 1.33 56.41 05:08:01 AM 1 35.93 0.00 2.43 0.43 1.95 59.25 05:09:01 AM all 34.61 0.00 2.52 0.79 1.43 60.65 05:09:01 AM 0 12.97 0.00 1.61 1.23 1.20 82.99 05:09:01 AM 1 56.31 0.00 3.43 0.35 1.67 38.24 05:10:01 AM all 40.42 0.00 3.52 0.56 1.68 53.82 05:10:01 AM 0 23.81 0.00 2.43 0.60 1.54 71.62 05:10:01 AM 1 57.10 0.00 4.62 0.52 1.81 35.96 Average: all 38.51 0.01 5.22 3.12 1.52 51.61 Average: 0 29.10 0.01 4.36 2.94 1.34 62.25 Average: 1 47.94 0.01 6.09 3.31 1.70 40.95