---> uname -a: Linux prd-centos8-builder-2c-4g-1170.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 500 926 17 2238 2886 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:e5:45:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.143/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85753sec preferred_lft 85753sec inet6 fe80::f816:3eff:fee5:45fb/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) 08:03:46 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 50.63 0.68 49.95 42.92 5372.91 08:07:01 AM 62.43 0.72 61.71 201.53 8271.58 08:08:01 AM 44.66 0.58 44.08 67.46 12850.07 08:09:01 AM 31.09 0.05 31.04 1.33 3861.90 08:10:01 AM 23.99 0.20 23.79 32.39 4592.25 08:11:01 AM 17.83 0.03 17.80 1.73 582.09 08:12:01 AM 10.75 0.00 10.75 0.00 426.16 08:13:01 AM 5.67 0.00 5.67 0.00 154.11 08:14:01 AM 30.92 11.20 19.73 394.27 697.77 Average: 30.89 1.50 29.39 82.41 4089.85 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1388684 3033996 2364992 63.00 2104 1814016 596272 12.42 135164 1941080 136608 08:07:01 AM 1087604 2986760 2666072 71.03 2104 2058784 626340 13.04 137980 2206580 186292 08:08:01 AM 842980 2894704 2910696 77.54 2104 2210168 703272 14.64 154140 2426256 69636 08:09:01 AM 752240 2834636 3001436 79.96 2104 2238868 773320 16.10 186812 2478228 133200 08:10:01 AM 984264 2974544 2769412 73.78 2104 2148000 631396 13.15 216272 2219700 6212 08:11:01 AM 960400 2952932 2793276 74.41 2104 2150328 646304 13.46 217504 2242580 8504 08:12:01 AM 1005136 2995480 2748540 73.22 2104 2148056 606660 12.63 218196 2199064 8 08:13:01 AM 936760 2929436 2816916 75.04 2104 2150424 673808 14.03 218348 2266980 8592 08:14:01 AM 965600 2969396 2788076 74.28 2104 2161120 625788 13.03 409784 2044788 7520 Average: 991519 2952432 2762157 73.59 2104 2119974 653684 13.61 210467 2225028 61841 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 43.55 37.84 863.10 4.52 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 63.08 56.00 915.48 6.90 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 43.03 38.81 738.77 5.94 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 6.86 8.01 4.13 3.45 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 7.53 8.53 8.75 3.06 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 10.56 11.21 5.45 4.93 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 6.55 7.03 4.93 2.22 0.00 0.00 0.00 0.00 08:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 AM eth0 7.40 7.87 5.71 6.66 0.00 0.00 0.00 0.00 08:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 AM eth0 15.63 14.33 16.84 6.72 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 22.69 21.07 284.80 4.93 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) 08:03:46 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 23.28 0.00 3.03 1.14 0.08 72.47 08:06:01 AM 0 34.18 0.00 3.93 1.33 0.08 60.47 08:06:01 AM 1 12.36 0.00 2.12 0.95 0.07 84.50 08:07:01 AM all 23.36 0.00 3.39 2.25 0.08 70.91 08:07:01 AM 0 36.06 0.00 3.92 1.63 0.10 58.29 08:07:01 AM 1 10.65 0.00 2.86 2.87 0.07 83.55 08:08:01 AM all 30.27 0.00 2.81 1.05 0.09 65.78 08:08:01 AM 0 37.32 0.00 2.73 1.10 0.10 58.75 08:08:01 AM 1 23.19 0.00 2.89 1.00 0.08 72.84 08:09:01 AM all 26.18 0.00 2.58 0.86 0.08 70.30 08:09:01 AM 0 45.47 0.00 3.47 0.72 0.10 50.24 08:09:01 AM 1 6.86 0.00 1.69 1.00 0.07 90.39 08:10:01 AM all 20.38 0.00 1.99 0.71 0.07 76.85 08:10:01 AM 0 24.30 0.00 2.07 0.58 0.07 72.98 08:10:01 AM 1 16.44 0.00 1.92 0.84 0.07 80.73 08:11:01 AM all 24.41 0.00 1.73 0.16 0.07 73.64 08:11:01 AM 0 38.70 0.00 2.30 0.13 0.08 58.78 08:11:01 AM 1 10.08 0.00 1.15 0.18 0.05 88.53 08:12:01 AM all 17.03 0.00 0.98 0.14 0.06 81.79 08:12:01 AM 0 30.43 0.00 1.52 0.03 0.07 67.95 08:12:01 AM 1 3.57 0.00 0.44 0.25 0.05 95.70 08:13:01 AM all 11.85 0.00 1.06 0.03 0.04 87.02 08:13:01 AM 0 16.66 0.00 1.35 0.03 0.03 81.93 08:13:01 AM 1 7.04 0.00 0.77 0.02 0.05 92.13 08:14:01 AM all 26.69 0.00 2.24 0.79 0.08 70.21 08:14:01 AM 0 36.27 0.00 2.33 1.33 0.08 59.98 08:14:01 AM 1 17.08 0.00 2.14 0.25 0.07 80.46 Average: all 22.61 0.00 2.20 0.79 0.07 74.33 Average: 0 33.27 0.00 2.62 0.77 0.08 63.26 Average: 1 11.92 0.00 1.78 0.82 0.06 85.42