---> uname -a: Linux prd-centos8-builder-2c-4g-4501.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 526 1097 17 2041 2863 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:69:65:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85899sec preferred_lft 85899sec inet6 fe80::f816:3eff:fe69:6567/64 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) 01/31/2026 _x86_64_ (2 CPU) 01:03:54 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 53.45 0.43 53.02 11.73 5734.41 01:07:01 AM 68.98 0.45 68.53 52.76 8408.96 01:08:01 AM 32.41 0.08 32.33 1.87 3768.27 01:09:01 AM 19.23 0.27 18.96 41.85 511.68 01:10:01 AM 12.91 0.00 12.91 0.00 355.81 01:11:01 AM 19.99 0.72 19.27 31.05 740.75 01:12:01 AM 17.28 0.38 16.89 38.65 505.61 Average: 32.04 0.33 31.70 25.42 2861.05 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1371672 3016624 2382012 63.46 2104 1812780 636416 13.25 144424 1947784 130324 01:07:01 AM 1228708 2992536 2524976 67.27 2104 1925072 635656 13.24 148144 2057644 47240 01:08:01 AM 1035368 2874432 2718316 72.42 2104 1999920 748136 15.58 175324 2223300 44908 01:09:01 AM 1075364 2914492 2678320 71.35 2104 1999996 703212 14.64 211660 2147540 43728 01:10:01 AM 1161832 2965232 2591852 69.05 2104 1964212 650992 13.56 209672 2061968 7896 01:11:01 AM 1138840 2942836 2614844 69.66 2104 1964680 658688 13.72 393760 1901260 7496 01:12:01 AM 1151400 2959500 2602284 69.33 2104 1968408 639548 13.32 393624 1887712 20304 Average: 1166169 2952236 2587515 68.93 2104 1947867 667521 13.90 239515 2032458 43128 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 68.44 54.53 834.23 5.83 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 23.71 20.82 230.13 5.08 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 42.14 34.98 620.72 6.83 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 12.06 14.30 12.86 5.82 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 9.85 11.18 8.00 3.93 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 15.41 15.13 16.13 6.38 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 10.78 11.26 8.60 5.43 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 26.06 23.17 247.22 5.61 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) 01/31/2026 _x86_64_ (2 CPU) 01:03:54 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 37.68 0.00 4.22 1.28 3.13 53.69 01:06:01 AM 0 28.42 0.00 4.24 0.84 2.86 63.64 01:06:01 AM 1 46.95 0.00 4.20 1.73 3.39 43.73 01:07:01 AM all 36.53 0.00 4.32 2.49 3.20 53.46 01:07:01 AM 0 28.73 0.00 4.24 2.77 3.28 60.98 01:07:01 AM 1 44.38 0.00 4.40 2.21 3.11 45.90 01:08:01 AM all 36.63 0.00 2.50 1.24 2.86 56.77 01:08:01 AM 0 31.38 0.00 2.41 1.07 2.66 62.48 01:08:01 AM 1 41.86 0.00 2.58 1.42 3.06 51.08 01:09:01 AM all 36.81 0.00 2.62 0.67 2.88 57.01 01:09:01 AM 0 38.30 0.00 2.74 0.94 2.95 55.06 01:09:01 AM 1 35.32 0.00 2.50 0.40 2.82 58.96 01:10:01 AM all 35.78 0.00 2.37 0.39 2.57 58.89 01:10:01 AM 0 33.93 0.00 2.06 0.44 2.68 60.89 01:10:01 AM 1 37.65 0.00 2.68 0.33 2.46 56.89 01:11:01 AM all 35.78 0.00 3.05 0.43 3.12 57.63 01:11:01 AM 0 22.21 0.00 2.49 0.38 2.89 72.03 01:11:01 AM 1 49.38 0.00 3.60 0.48 3.36 43.19 01:12:01 AM all 40.28 0.00 3.27 0.48 2.77 53.21 01:12:01 AM 0 23.07 0.00 2.42 0.51 2.37 71.63 01:12:01 AM 1 57.51 0.00 4.12 0.45 3.16 34.76 Average: all 37.07 0.00 3.19 1.00 2.93 55.81 Average: 0 29.43 0.00 2.94 0.99 2.81 63.82 Average: 1 44.72 0.00 3.44 1.00 3.05 47.78