---> uname -a: Linux prd-centos8-builder-2c-4g-1196.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 488 938 17 2238 2898 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:ab:0b:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.173/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85775sec preferred_lft 85775sec inet6 fe80::f816:3eff:feab:bef/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) 10/26/2026 _x86_64_ (2 CPU) 17:03:48 LINUX RESTART (2 CPU) 05:05:01 PM tps rtps wtps bread/s bwrtn/s 05:06:01 PM 55.71 6.31 49.40 926.89 5539.24 05:07:01 PM 62.13 0.75 61.38 202.07 8284.81 05:08:01 PM 43.68 0.55 43.13 66.92 12806.78 05:09:01 PM 31.21 0.05 31.16 1.33 3863.81 05:10:01 PM 26.31 0.23 26.07 34.12 4640.40 05:11:01 PM 18.96 0.00 18.96 0.00 465.17 05:12:01 PM 8.05 0.00 8.05 0.00 385.44 05:13:01 PM 11.90 0.63 11.26 20.80 271.50 05:14:01 PM 30.81 10.73 20.08 396.80 718.71 Average: 32.08 2.14 29.94 183.22 4108.28 05:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 PM 1399600 3045188 2354076 62.71 2104 1814180 586192 12.21 135728 1927824 136608 05:07:01 PM 1126816 3018284 2626860 69.98 2104 2051032 586220 12.21 138380 2166360 178348 05:08:01 PM 876384 2927468 2877292 76.65 2104 2209496 666316 13.88 154564 2393388 68772 05:09:01 PM 863896 2873864 2889780 76.99 2104 2168432 718600 14.96 180232 2379020 62592 05:10:01 PM 1003536 2996440 2750140 73.27 2104 2150508 603884 12.58 217068 2201412 8504 05:11:01 PM 996620 2987228 2757056 73.45 2104 2148240 617132 12.85 218284 2206456 6216 05:12:01 PM 998848 2989348 2754828 73.39 2104 2148240 613240 12.77 218732 2204040 4 05:13:01 PM 976304 2967488 2777372 73.99 2104 2148852 635856 13.24 219148 2225848 6208 05:14:01 PM 984396 2990644 2769280 73.78 2104 2163436 608096 12.66 418496 2018708 8784 Average: 1025156 2977328 2728520 72.69 2104 2111380 626171 13.04 211181 2191451 52893 05:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 51.07 43.72 860.79 5.59 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 60.80 49.45 917.88 6.34 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 42.29 38.68 736.91 5.87 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 7.18 8.58 4.31 3.77 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 12.30 12.03 13.05 4.12 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 9.31 11.24 4.83 5.45 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 5.83 5.50 5.48 0.80 0.00 0.00 0.00 0.00 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 8.03 8.80 5.62 3.47 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 17.43 16.13 15.50 7.58 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 23.80 21.57 284.93 4.78 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) 10/26/2026 _x86_64_ (2 CPU) 17:03:48 LINUX RESTART (2 CPU) 05:05:01 PM CPU %user %nice %system %iowait %steal %idle 05:06:01 PM all 24.04 0.00 3.47 1.46 0.08 70.96 05:06:01 PM 0 13.74 0.00 2.79 1.29 0.07 82.12 05:06:01 PM 1 34.33 0.00 4.15 1.63 0.08 59.80 05:07:01 PM all 21.83 0.00 3.32 2.00 0.08 72.77 05:07:01 PM 0 15.58 0.00 2.87 1.87 0.07 79.61 05:07:01 PM 1 28.09 0.00 3.78 2.14 0.08 65.91 05:08:01 PM all 28.25 0.00 2.68 1.28 0.09 67.70 05:08:01 PM 0 31.44 0.00 2.89 1.25 0.08 64.33 05:08:01 PM 1 25.07 0.00 2.47 1.32 0.10 71.05 05:09:01 PM all 26.87 0.00 2.45 0.84 0.08 69.75 05:09:01 PM 0 21.32 0.00 1.83 0.92 0.08 75.85 05:09:01 PM 1 32.44 0.00 3.07 0.77 0.08 63.64 05:10:01 PM all 23.25 0.00 2.73 0.62 0.07 73.34 05:10:01 PM 0 8.99 0.00 1.80 0.18 0.05 88.97 05:10:01 PM 1 37.52 0.00 3.66 1.05 0.08 57.69 05:11:01 PM all 33.35 0.00 1.68 0.31 0.09 64.56 05:11:01 PM 0 17.07 0.00 1.47 0.05 0.08 81.33 05:11:01 PM 1 49.62 0.00 1.90 0.57 0.10 47.82 05:12:01 PM all 7.16 0.00 0.90 0.31 0.04 91.59 05:12:01 PM 0 6.65 0.00 0.87 0.12 0.03 92.33 05:12:01 PM 1 7.66 0.00 0.93 0.50 0.05 90.85 05:13:01 PM all 20.30 0.00 1.29 0.19 0.05 78.17 05:13:01 PM 0 6.71 0.00 1.20 0.32 0.03 91.73 05:13:01 PM 1 33.87 0.00 1.39 0.07 0.07 64.61 05:14:01 PM all 25.28 0.00 2.53 0.75 0.08 71.36 05:14:01 PM 0 21.80 0.00 2.37 0.98 0.08 74.76 05:14:01 PM 1 28.75 0.00 2.69 0.52 0.08 67.96 Average: all 23.37 0.00 2.34 0.86 0.07 73.35 Average: 0 15.92 0.00 2.01 0.78 0.06 81.23 Average: 1 30.82 0.00 2.67 0.95 0.08 65.48