---> uname -a: Linux prd-centos8-builder-2c-4g-6888.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 512 1038 17 2114 2876 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:96:20:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.138/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe96:2056/64 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) 07/28/2026 _x86_64_ (2 CPU) 10:03:42 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 195.94 119.62 76.31 11763.05 38567.95 10:06:01 AM 66.46 0.20 66.26 29.99 6595.40 10:07:01 AM 57.92 0.62 57.31 67.72 9987.62 10:08:01 AM 28.76 0.05 28.71 1.33 3021.46 10:09:01 AM 15.91 1.08 14.83 84.57 743.43 Average: 72.99 24.31 48.68 2389.34 11782.29 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1548404 3020836 2205272 58.75 2104 1651244 626612 13.05 137808 1817924 57296 10:06:01 AM 1247876 2963788 2505800 66.76 2104 1883224 652180 13.58 145228 2065732 150008 10:07:01 AM 1116784 2951792 2636892 70.25 2104 1994348 634040 13.20 148196 2164016 24280 10:08:01 AM 987092 2900132 2766584 73.70 2104 2071956 688828 14.34 176992 2264068 46076 10:09:01 AM 1094276 2971324 2659400 70.85 2104 2035896 611956 12.74 359888 1973704 7512 Average: 1198886 2961574 2554790 68.06 2104 1927334 642723 13.38 193622 2057089 57034 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 227.00 124.79 977.93 56.47 0.00 0.00 0.00 0.00 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 97.57 81.99 966.61 7.98 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 11.16 11.21 25.61 4.17 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 45.32 35.25 655.26 6.26 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 13.57 12.55 14.62 5.03 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 78.92 53.16 527.95 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) 07/28/2026 _x86_64_ (2 CPU) 10:03:42 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 44.16 0.05 10.42 10.24 2.79 32.34 10:05:01 AM 0 51.74 0.02 12.06 10.97 2.88 22.33 10:05:01 AM 1 36.60 0.08 8.78 9.52 2.70 42.32 10:06:01 AM all 36.50 0.00 3.97 1.70 2.82 55.02 10:06:01 AM 0 56.08 0.00 5.33 0.78 2.67 35.13 10:06:01 AM 1 17.21 0.00 2.63 2.60 2.96 74.60 10:07:01 AM all 37.20 0.00 4.11 2.09 2.48 54.11 10:07:01 AM 0 40.16 0.00 3.87 2.28 2.21 51.48 10:07:01 AM 1 34.25 0.00 4.36 1.91 2.75 56.73 10:08:01 AM all 35.00 0.00 2.26 0.96 2.54 59.24 10:08:01 AM 0 46.48 0.00 2.67 1.11 2.45 47.29 10:08:01 AM 1 23.60 0.00 1.86 0.81 2.62 71.11 10:09:01 AM all 28.99 0.00 2.68 0.71 1.53 66.09 10:09:01 AM 0 44.30 0.00 3.65 0.68 1.50 49.86 10:09:01 AM 1 13.81 0.00 1.72 0.74 1.55 82.17 Average: all 36.36 0.01 4.68 3.13 2.43 53.39 Average: 0 47.74 0.00 5.51 3.16 2.34 41.25 Average: 1 25.07 0.02 3.86 3.10 2.52 65.44