---> uname -a: Linux prd-centos8-builder-2c-4g-6613.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 498 1048 17 2118 2890 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:63:a3:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.51/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe63:a3ee/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) 07/25/2026 _x86_64_ (2 CPU) 02:03:48 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 240.04 172.73 67.31 14700.10 37820.30 02:06:01 AM 61.81 0.38 61.42 34.13 6182.32 02:07:01 AM 66.58 0.62 65.96 67.71 10783.67 02:08:01 AM 28.79 0.05 28.74 1.33 3412.14 02:09:01 AM 22.08 1.08 21.00 84.65 971.25 02:10:01 AM 18.07 0.20 17.87 23.32 514.34 Average: 72.90 29.19 43.72 2485.88 9948.80 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1554508 3032444 2199168 58.59 2104 1657148 636388 13.25 139468 1812076 78736 02:06:01 AM 1308592 3014056 2445084 65.14 2104 1873092 611808 12.74 144944 2009584 175092 02:07:01 AM 1156792 2995704 2596884 69.18 2104 1998460 605640 12.61 147032 2124772 43216 02:08:01 AM 1063632 2943284 2690044 71.66 2104 2038628 654392 13.63 173888 2190212 22236 02:09:01 AM 1144756 3025928 2608920 69.50 2104 2040084 578096 12.04 370872 1911200 7516 02:10:01 AM 1115876 3001316 2637800 70.27 2104 2044004 604264 12.58 370508 1940464 20944 Average: 1224026 3002122 2529650 67.39 2104 1941903 615098 12.81 224452 1998051 57957 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 210.41 107.93 921.05 54.77 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 82.52 65.61 903.45 6.76 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 31.79 26.31 155.88 5.03 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 47.94 40.93 655.72 6.36 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 16.75 15.75 17.31 6.28 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 8.83 10.29 7.45 4.75 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 66.38 44.47 443.49 14.00 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) 07/25/2026 _x86_64_ (2 CPU) 02:03:48 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 41.52 0.06 12.49 12.60 3.90 29.43 02:05:01 AM 0 44.72 0.05 13.23 11.62 3.78 26.60 02:05:01 AM 1 38.32 0.07 11.75 13.57 4.03 32.26 02:06:01 AM all 34.82 0.00 4.11 2.13 3.86 55.07 02:06:01 AM 0 33.47 0.00 3.92 1.80 3.82 56.99 02:06:01 AM 1 36.17 0.00 4.31 2.46 3.90 53.15 02:07:01 AM all 36.29 0.00 3.83 2.38 3.30 54.19 02:07:01 AM 0 43.71 0.00 5.14 2.13 3.50 45.51 02:07:01 AM 1 28.87 0.00 2.52 2.64 3.10 62.87 02:08:01 AM all 36.18 0.00 2.67 0.85 2.34 57.96 02:08:01 AM 0 50.54 0.00 3.16 0.82 2.46 43.02 02:08:01 AM 1 21.91 0.00 2.18 0.88 2.22 72.81 02:09:01 AM all 36.83 0.00 2.94 0.68 2.24 57.31 02:09:01 AM 0 67.40 0.00 3.78 0.58 2.53 25.71 02:09:01 AM 1 6.61 0.00 2.11 0.77 1.96 88.55 02:10:01 AM all 40.10 0.00 3.09 0.39 2.47 53.95 02:10:01 AM 0 38.13 0.00 2.97 0.30 2.69 55.92 02:10:01 AM 1 42.09 0.00 3.21 0.48 2.26 51.96 Average: all 37.62 0.01 4.86 3.17 3.02 51.32 Average: 0 46.27 0.01 5.37 2.88 3.13 42.35 Average: 1 28.98 0.01 4.35 3.47 2.91 60.28