---> uname -a: Linux prd-centos8-builder-2c-4g-1783.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 525 1023 17 2116 2862 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:ee:0f:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:feee:fa4/64 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) 05/26/2026 _x86_64_ (2 CPU) 03:03:51 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 253.51 181.06 72.45 15016.99 38052.08 03:06:01 AM 65.81 0.38 65.42 34.13 6344.11 03:07:01 AM 69.61 2.13 67.48 84.91 10867.44 03:08:01 AM 31.11 1.03 30.07 25.32 3003.87 03:09:02 AM 19.61 0.27 19.34 41.85 519.91 03:10:01 AM 14.72 0.00 14.72 0.00 507.15 03:11:01 AM 17.68 0.72 16.96 31.06 631.04 03:12:01 AM 20.94 0.38 20.56 38.65 596.43 Average: 61.73 23.30 38.43 1913.60 7580.99 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1537524 3022912 2216152 59.04 2104 1664404 633460 13.19 139500 1826572 84000 03:06:01 AM 1255696 2969540 2497980 66.55 2104 1881428 648640 13.51 145040 2061756 173768 03:07:01 AM 1121068 2955800 2632608 70.13 2104 1994104 641504 13.36 148076 2157860 24256 03:08:01 AM 947412 2861896 2806264 74.76 2104 2073408 719740 14.99 178756 2297576 47972 03:09:02 AM 964800 2880448 2788876 74.30 2104 2074532 706740 14.72 217696 2242504 46924 03:10:01 AM 1071616 2947932 2682060 71.45 2104 2035120 636984 13.26 215164 2137348 7464 03:11:01 AM 1083460 2960736 2670216 71.14 2104 2036028 620700 12.93 399520 1942116 7508 03:12:01 AM 1062588 2944780 2691088 71.69 2104 2040316 642964 13.39 399484 1961828 20848 Average: 1130520 2943006 2623156 69.88 2104 1974918 656342 13.67 230404 2078445 51592 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 233.43 128.36 1012.94 56.45 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 87.99 72.45 1000.89 7.87 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 13.95 13.71 35.60 4.28 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 58.63 49.03 670.66 17.43 0.00 0.00 0.00 0.00 03:09:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:02 AM eth0 12.58 14.48 13.21 6.12 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 9.55 10.33 7.94 3.80 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 15.69 14.78 16.00 5.96 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 12.35 13.55 11.48 6.66 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 55.62 39.65 346.80 13.59 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) 05/26/2026 _x86_64_ (2 CPU) 03:03:51 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 44.03 0.08 14.02 12.57 1.89 27.40 03:05:01 AM 0 50.33 0.08 17.98 12.28 1.99 17.34 03:05:01 AM 1 37.74 0.08 10.07 12.86 1.79 37.45 03:06:01 AM all 37.80 0.00 4.28 1.55 1.87 54.50 03:06:01 AM 0 43.00 0.00 4.51 1.99 2.04 48.45 03:06:01 AM 1 32.60 0.00 4.04 1.11 1.70 60.56 03:07:01 AM all 37.29 0.00 4.01 3.09 1.58 54.03 03:07:01 AM 0 61.02 0.00 5.55 2.93 1.83 28.66 03:07:01 AM 1 13.73 0.00 2.48 3.24 1.32 79.22 03:08:01 AM all 38.89 0.00 2.47 0.81 1.42 56.42 03:08:01 AM 0 40.88 0.00 2.48 0.87 1.41 54.36 03:08:01 AM 1 36.89 0.00 2.47 0.75 1.42 58.48 03:09:02 AM all 37.95 0.00 2.66 0.35 1.52 57.52 03:09:02 AM 0 35.87 0.00 2.16 0.17 1.41 60.39 03:09:02 AM 1 40.03 0.00 3.16 0.53 1.63 54.65 03:10:01 AM all 36.57 0.00 2.54 0.28 1.50 59.12 03:10:01 AM 0 48.01 0.00 2.81 0.46 1.62 47.10 03:10:01 AM 1 25.13 0.00 2.28 0.10 1.37 71.12 03:11:01 AM all 36.53 0.00 3.49 0.48 1.56 57.94 03:11:01 AM 0 55.61 0.00 4.23 0.75 1.55 37.86 03:11:01 AM 1 17.53 0.00 2.75 0.22 1.57 77.93 03:12:01 AM all 40.44 0.00 3.40 0.60 1.67 53.89 03:12:01 AM 0 42.73 0.00 3.02 1.03 1.72 51.50 03:12:01 AM 1 38.14 0.00 3.79 0.17 1.61 56.30 Average: all 38.69 0.01 4.60 2.46 1.62 52.61 Average: 0 47.17 0.01 5.33 2.55 1.70 43.24 Average: 1 30.21 0.01 3.88 2.37 1.55 61.98