---> uname -a: Linux prd-centos8-builder-2c-4g-9701.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 484 1139 17 2042 2906 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:17:53:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.99/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe17:5301/64 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) 11/20/2025 _x86_64_ (2 CPU) 01:04:06 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 78.71 6.51 72.19 936.35 5311.50 01:07:01 AM 75.18 0.03 75.15 0.27 7992.47 01:08:01 AM 33.82 0.52 33.31 54.92 4696.17 01:09:01 AM 22.20 0.27 21.93 41.86 941.96 01:10:01 AM 17.54 0.00 17.54 0.00 425.80 01:11:01 AM 16.84 0.28 16.56 7.86 661.33 01:12:01 AM 17.94 0.47 17.48 48.92 502.35 Average: 37.46 1.15 36.31 155.73 2933.08 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1324952 2950520 2428732 64.70 2104 1799012 687208 14.31 159956 1998708 117768 01:07:01 AM 1200532 2964680 2553152 68.02 2104 1925560 636184 13.25 146232 2090748 89468 01:08:01 AM 1163300 2966584 2590384 69.01 2104 1963560 632112 13.16 170896 2100156 21944 01:09:01 AM 1198400 3004188 2555284 68.07 2104 1966516 594872 12.39 206252 2029956 10068 01:10:01 AM 1192284 2996972 2561400 68.24 2104 1965308 603776 12.57 206592 2035620 8860 01:11:01 AM 1167864 2972716 2585820 68.89 2104 1965532 626816 13.05 207472 2058768 8848 01:12:01 AM 1176988 2983360 2576696 68.64 2104 1966940 618040 12.87 392560 1865100 8712 Average: 1203474 2977003 2550210 67.94 2104 1936061 628430 13.09 212851 2025579 37953 01:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 85.72 63.35 953.80 12.90 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 26.50 23.27 268.91 7.29 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 49.72 40.25 588.74 6.69 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 11.08 12.70 12.00 5.04 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 8.30 11.46 6.70 5.35 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 12.56 13.26 11.44 4.05 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 15.88 14.73 16.15 8.14 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 29.96 25.57 265.38 7.06 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) 11/20/2025 _x86_64_ (2 CPU) 01:04:06 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 35.32 0.00 4.57 3.17 3.66 53.27 01:06:01 AM 0 16.97 0.00 3.18 3.26 3.00 73.59 01:06:01 AM 1 53.79 0.00 5.97 3.09 4.33 32.82 01:07:01 AM all 36.59 0.00 4.31 2.66 5.00 51.45 01:07:01 AM 0 28.01 0.00 3.41 3.12 5.06 60.39 01:07:01 AM 1 45.26 0.00 5.21 2.19 4.93 42.40 01:08:01 AM all 34.58 0.00 3.24 1.16 4.17 56.84 01:08:01 AM 0 40.54 0.00 3.95 1.08 3.88 50.54 01:08:01 AM 1 28.70 0.00 2.54 1.25 4.45 63.06 01:09:01 AM all 33.73 0.00 2.38 1.10 3.77 59.01 01:09:01 AM 0 18.17 0.00 1.94 0.88 3.64 75.38 01:09:01 AM 1 49.42 0.00 2.83 1.33 3.90 42.52 01:10:01 AM all 38.33 0.00 2.27 0.44 4.14 54.82 01:10:01 AM 0 41.41 0.00 2.53 0.36 3.89 51.81 01:10:01 AM 1 35.28 0.00 2.01 0.52 4.39 57.80 01:11:01 AM all 31.16 0.00 2.45 0.69 3.74 61.96 01:11:01 AM 0 34.16 0.00 1.98 0.88 3.77 59.21 01:11:01 AM 1 28.17 0.00 2.91 0.50 3.71 64.70 01:12:01 AM all 39.05 0.00 3.14 0.45 4.25 53.11 01:12:01 AM 0 12.62 0.00 2.00 0.36 4.15 80.87 01:12:01 AM 1 65.94 0.00 4.29 0.54 4.35 24.88 Average: all 35.54 0.00 3.19 1.38 4.11 55.78 Average: 0 27.39 0.00 2.71 1.42 3.92 64.56 Average: 1 43.71 0.00 3.67 1.34 4.30 46.98