---> uname -a: Linux prd-centos8-builder-2c-4g-4221.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 526 1027 17 2112 2861 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:86:c3:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.60/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85907sec preferred_lft 85907sec inet6 fe80::f816:3eff:fe86:c308/64 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) 06/25/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:03 AM 248.88 174.71 74.16 14751.22 38046.16 05:06:01 AM 61.51 0.21 61.31 31.02 5820.41 05:07:01 AM 72.19 2.13 70.06 84.91 10924.06 05:08:01 AM 27.36 0.05 27.31 1.33 2924.21 05:09:01 AM 19.56 0.27 19.30 41.86 524.11 05:10:01 AM 12.64 0.00 12.64 0.00 350.47 05:11:01 AM 21.27 0.72 20.56 31.05 741.03 05:12:01 AM 19.48 0.38 19.09 38.65 551.78 Average: 60.36 22.40 37.96 1880.48 7492.83 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:03 AM 1579252 3043692 2174424 57.93 2104 1643108 603492 12.57 137652 1786560 68040 05:06:01 AM 1257088 2968820 2496588 66.51 2104 1879244 666816 13.89 145428 2059104 180284 05:07:01 AM 1109452 2941932 2644224 70.44 2104 1991864 661064 13.77 148352 2169096 24368 05:08:01 AM 952296 2869424 2801380 74.63 2104 2075984 727356 15.15 178960 2295212 53576 05:09:01 AM 978576 2891176 2775100 73.93 2104 2071488 701280 14.60 217336 2231136 46924 05:10:01 AM 1096856 2970064 2656820 70.78 2104 2032072 625920 13.03 214728 2116188 7464 05:11:01 AM 1058716 2932948 2694960 71.80 2104 2032976 661816 13.78 398804 1969604 7508 05:12:01 AM 1046504 2925376 2707172 72.12 2104 2037268 658180 13.71 398608 1981716 20844 Average: 1134842 2942929 2618834 69.77 2104 1970500 663240 13.81 229984 2076077 51126 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:03 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:03 AM eth0 225.62 123.70 912.86 56.27 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 89.49 73.91 1033.81 10.21 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 14.40 14.53 36.63 4.56 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 47.66 39.71 658.41 6.70 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 13.98 15.53 13.71 6.28 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 10.71 11.48 8.99 3.93 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 16.58 16.06 17.50 6.94 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 12.13 12.95 10.56 6.36 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 53.67 38.34 333.64 12.67 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) 06/25/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:03 AM all 42.96 0.06 12.46 12.67 2.58 29.27 05:05:03 AM 0 44.84 0.03 13.67 11.34 2.70 27.41 05:05:03 AM 1 41.09 0.08 11.24 14.00 2.46 31.13 05:06:01 AM all 37.33 0.00 3.93 1.53 2.49 54.72 05:06:01 AM 0 48.30 0.00 5.09 1.76 2.31 42.54 05:06:01 AM 1 26.44 0.00 2.79 1.29 2.67 66.81 05:07:01 AM all 38.09 0.00 4.02 2.44 2.34 53.11 05:07:01 AM 0 24.52 0.00 3.42 2.47 2.34 67.25 05:07:01 AM 1 51.76 0.00 4.63 2.40 2.35 38.86 05:08:01 AM all 36.56 0.00 2.38 0.89 2.53 57.63 05:08:01 AM 0 55.26 0.00 3.12 1.19 2.54 37.89 05:08:01 AM 1 18.06 0.00 1.66 0.59 2.53 77.16 05:09:01 AM all 36.63 0.00 2.48 0.26 2.96 57.68 05:09:01 AM 0 53.22 0.00 3.29 0.33 2.62 40.53 05:09:01 AM 1 20.35 0.00 1.68 0.20 3.29 74.49 05:10:01 AM all 34.82 0.00 2.28 0.27 2.35 60.28 05:10:01 AM 0 51.49 0.00 2.64 0.28 2.12 43.46 05:10:01 AM 1 18.35 0.00 1.92 0.26 2.57 76.89 05:11:01 AM all 36.40 0.00 2.83 0.46 2.24 58.07 05:11:01 AM 0 54.74 0.00 3.77 0.15 2.22 39.12 05:11:01 AM 1 18.24 0.00 1.91 0.77 2.25 76.84 05:12:01 AM all 39.83 0.00 3.24 0.78 2.92 53.22 05:12:01 AM 0 58.84 0.00 4.03 0.94 3.06 33.14 05:12:01 AM 1 20.93 0.00 2.45 0.62 2.78 73.21 Average: all 37.82 0.01 4.19 2.40 2.55 53.02 Average: 0 48.89 0.00 4.87 2.30 2.49 41.44 Average: 1 26.84 0.01 3.52 2.50 2.61 64.51