---> uname -a: Linux prd-centos8-builder-2c-4g-1110.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 497 929 17 2239 2889 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:fb:8d:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.135/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85754sec preferred_lft 85754sec inet6 fe80::f816:3eff:fefb:8d25/64 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) 10/25/2026 _x86_64_ (2 CPU) 09:03:48 LINUX RESTART (2 CPU) 09:05:02 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 55.91 6.41 49.50 942.21 5642.91 09:07:01 AM 61.15 0.72 60.43 201.53 8236.27 09:08:01 AM 44.29 0.58 43.71 67.46 12154.31 09:09:01 AM 33.92 0.05 33.87 1.33 4617.69 09:10:01 AM 25.09 0.20 24.89 32.39 4602.77 09:11:01 AM 13.83 0.03 13.80 1.73 363.35 09:12:01 AM 13.10 0.00 13.10 0.00 450.27 09:13:01 AM 6.51 0.00 6.51 0.00 171.09 09:14:01 AM 31.04 11.18 19.86 394.27 701.10 Average: 31.60 2.12 29.48 180.91 4101.45 09:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1389752 3035404 2363924 62.98 2104 1814164 584468 12.17 135540 1938240 136612 09:07:01 AM 1118096 3009560 2635580 70.21 2104 2051000 586592 12.21 138116 2173584 178340 09:08:01 AM 910880 2923552 2842796 75.73 2104 2171148 664620 13.84 152452 2359352 50636 09:09:01 AM 872288 2877348 2881388 76.76 2104 2163292 711784 14.82 179032 2371584 56548 09:10:01 AM 988500 2978944 2765176 73.67 2104 2148168 613092 12.77 216588 2214660 6228 09:11:01 AM 1002276 2994932 2751400 73.30 2104 2150460 595584 12.40 217920 2200840 8472 09:12:01 AM 988484 2979008 2765192 73.67 2104 2148224 613680 12.78 218496 2212888 8 09:13:01 AM 961216 2953964 2792460 74.39 2104 2150500 635992 13.24 218848 2239804 8488 09:14:01 AM 984500 2988516 2769176 73.77 2104 2161292 602224 12.54 410116 2024884 7516 Average: 1023999 2971248 2729677 72.72 2104 2106472 623115 12.98 209679 2192871 50316 09:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 48.26 40.69 874.43 5.44 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 54.58 48.08 918.35 8.38 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 26.93 25.20 416.41 4.60 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 24.14 23.46 328.76 4.93 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 7.70 8.55 8.30 3.24 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 10.20 10.43 5.63 4.28 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 6.85 7.57 4.66 2.80 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 7.40 7.25 6.20 2.01 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 16.56 14.50 14.73 6.67 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 22.46 20.60 285.29 4.70 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) 10/25/2026 _x86_64_ (2 CPU) 09:03:48 LINUX RESTART (2 CPU) 09:05:02 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 24.98 0.00 3.47 1.56 0.08 69.91 09:06:01 AM 0 14.09 0.00 2.39 1.83 0.08 81.60 09:06:01 AM 1 35.86 0.00 4.55 1.29 0.08 58.22 09:07:01 AM all 22.20 0.00 3.37 2.11 0.08 72.23 09:07:01 AM 0 14.01 0.00 2.51 1.82 0.07 81.60 09:07:01 AM 1 30.39 0.00 4.24 2.40 0.10 62.87 09:08:01 AM all 27.53 0.00 2.67 1.04 0.08 68.68 09:08:01 AM 0 9.39 0.00 1.90 1.30 0.07 87.34 09:08:01 AM 1 45.67 0.00 3.44 0.78 0.10 50.01 09:09:01 AM all 25.51 0.00 2.52 1.14 0.08 70.75 09:09:01 AM 0 20.65 0.00 2.74 1.39 0.08 75.14 09:09:01 AM 1 30.36 0.00 2.30 0.90 0.07 66.38 09:10:01 AM all 23.56 0.00 2.28 0.67 0.08 73.41 09:10:01 AM 0 23.66 0.00 2.37 0.57 0.07 73.34 09:10:01 AM 1 23.47 0.00 2.20 0.77 0.08 73.48 09:11:01 AM all 20.58 0.00 1.67 0.32 0.08 77.36 09:11:01 AM 0 16.66 0.00 1.17 0.23 0.08 81.86 09:11:01 AM 1 24.50 0.00 2.17 0.40 0.07 72.87 09:12:01 AM all 19.01 0.00 0.98 0.10 0.05 79.86 09:12:01 AM 0 11.61 0.00 0.82 0.17 0.05 87.35 09:12:01 AM 1 26.39 0.00 1.15 0.03 0.05 72.38 09:13:01 AM all 10.16 0.00 1.09 0.18 0.04 88.54 09:13:01 AM 0 4.78 0.00 0.84 0.32 0.03 94.04 09:13:01 AM 1 15.54 0.00 1.34 0.03 0.05 83.04 09:14:01 AM all 26.64 0.00 2.19 1.02 0.08 70.07 09:14:01 AM 0 14.25 0.00 1.99 1.75 0.08 81.92 09:14:01 AM 1 39.01 0.00 2.40 0.28 0.08 58.22 Average: all 22.24 0.00 2.25 0.90 0.07 74.54 Average: 0 14.35 0.00 1.86 1.04 0.07 82.69 Average: 1 30.12 0.00 2.64 0.77 0.08 66.40