---> uname -a: Linux prd-centos8-builder-2c-4g-6605.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 496 1050 17 2118 2891 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:4d:82:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe4d:82ae/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) 07/25/2026 _x86_64_ (2 CPU) 00:03:42 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 193.49 116.35 77.14 11636.84 39161.10 12:06:01 AM 77.76 0.20 77.56 29.99 8275.96 12:07:01 AM 44.88 0.60 44.28 67.30 7580.33 12:08:01 AM 29.07 0.08 28.99 1.87 3021.86 12:09:01 AM 16.86 0.27 16.59 41.85 465.68 12:10:01 AM 14.93 0.00 14.93 0.00 387.40 12:11:01 AM 17.29 0.63 16.66 20.79 607.33 12:12:01 AM 18.06 0.47 17.59 48.92 492.42 Average: 51.55 14.83 36.72 1481.52 7500.90 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1511448 2997304 2242228 59.73 2104 1664612 660084 13.75 141760 1851468 48376 12:06:01 AM 1245888 2966588 2507788 66.81 2104 1888192 653832 13.62 145172 2067352 85552 12:07:01 AM 1094004 2932972 2659672 70.86 2104 1998460 672976 14.01 148804 2185476 24364 12:08:01 AM 968984 2886980 2784692 74.19 2104 2076992 710824 14.80 177688 2280796 47064 12:09:01 AM 1041720 2927924 2711956 72.25 2104 2044932 674836 14.05 213964 2171760 13768 12:10:01 AM 1098996 2978688 2654680 70.72 2104 2038700 624664 13.01 213656 2114396 7480 12:11:01 AM 1078664 2959012 2675012 71.26 2104 2039308 646024 13.45 214480 2133860 7488 12:12:01 AM 1068280 2957232 2685396 71.54 2104 2047756 641112 13.35 400560 1957596 15220 Average: 1138498 2950838 2615178 69.67 2104 1974869 660544 13.75 207010 2095338 31164 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 188.14 116.90 1065.19 55.71 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 83.27 69.66 894.65 7.50 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 9.10 9.95 17.89 3.93 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 48.09 38.75 657.14 6.55 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.91 13.43 12.88 5.30 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 8.18 9.85 6.85 4.34 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.03 12.73 10.25 8.41 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 17.58 15.86 18.22 7.74 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 47.42 35.89 335.43 12.44 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) 07/25/2026 _x86_64_ (2 CPU) 00:03:42 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 47.80 0.05 10.92 8.29 2.46 30.48 12:05:01 AM 0 51.33 0.02 12.43 9.99 2.37 23.87 12:05:01 AM 1 44.28 0.08 9.41 6.60 2.55 37.08 12:06:01 AM all 37.56 0.00 4.03 2.28 2.43 53.69 12:06:01 AM 0 34.02 0.00 3.61 1.36 2.40 58.62 12:06:01 AM 1 41.11 0.00 4.45 3.21 2.47 48.76 12:07:01 AM all 39.10 0.00 3.82 0.86 2.45 53.76 12:07:01 AM 0 55.66 0.00 5.27 0.65 2.59 35.83 12:07:01 AM 1 22.68 0.00 2.38 1.07 2.32 71.55 12:08:01 AM all 35.15 0.00 2.16 0.84 2.08 59.77 12:08:01 AM 0 41.67 0.00 1.68 0.35 2.30 54.00 12:08:01 AM 1 28.61 0.00 2.63 1.32 1.87 65.56 12:09:01 AM all 36.27 0.00 2.57 0.33 2.34 58.50 12:09:01 AM 0 54.77 0.00 3.09 0.37 2.10 39.67 12:09:01 AM 1 18.03 0.00 2.05 0.30 2.57 77.05 12:10:01 AM all 34.48 0.00 2.10 0.18 2.08 61.16 12:10:01 AM 0 46.18 0.00 2.88 0.32 2.05 48.58 12:10:01 AM 1 22.90 0.00 1.32 0.05 2.11 73.62 12:11:01 AM all 34.90 0.00 2.54 0.45 2.23 59.89 12:11:01 AM 0 48.35 0.00 3.89 0.53 2.31 44.93 12:11:01 AM 1 21.54 0.00 1.20 0.36 2.14 74.75 12:12:01 AM all 39.26 0.00 3.30 0.36 2.55 54.55 12:12:01 AM 0 58.16 0.00 4.60 0.61 2.74 33.89 12:12:01 AM 1 20.50 0.00 2.01 0.10 2.35 75.04 Average: all 38.06 0.01 3.92 1.69 2.33 54.00 Average: 0 48.76 0.00 4.67 1.76 2.36 42.45 Average: 1 27.42 0.01 3.17 1.62 2.30 65.48