---> uname -a: Linux prd-centos8-builder-2c-4g-9479.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 486 1141 17 2038 2904 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:53:ff:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.115/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85931sec preferred_lft 85931sec inet6 fe80::f816:3eff:fe53:ff4a/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) 03/22/2026 _x86_64_ (2 CPU) 02:03:50 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 245.30 178.56 66.74 15082.01 37913.67 02:06:01 AM 54.33 0.32 54.02 9.73 5136.39 02:07:01 AM 71.94 2.20 69.74 109.32 10174.12 02:08:01 AM 25.66 0.25 25.41 40.12 1573.34 02:09:01 AM 19.31 0.07 19.25 3.07 519.50 02:10:01 AM 16.43 0.00 16.43 0.00 619.11 02:11:01 AM 18.87 0.90 17.97 46.37 498.90 Average: 64.55 26.05 38.51 2184.93 8063.16 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1595124 3061036 2158560 57.51 2104 1645600 615076 12.81 136156 1775808 70652 02:06:01 AM 1349212 3032596 2404472 64.06 2104 1850944 602508 12.55 144444 1969724 162104 02:07:01 AM 1116864 2952716 2636820 70.25 2104 1997520 658428 13.71 150896 2169084 61568 02:08:01 AM 1202884 3004204 2550800 67.95 2104 1962260 603748 12.57 173256 2059440 9360 02:09:01 AM 1189424 2990868 2564260 68.31 2104 1962352 616424 12.84 210660 2036212 8452 02:10:01 AM 1168216 2969640 2585468 68.88 2104 1962356 642040 13.37 211224 2056860 8452 02:11:01 AM 1137336 2940212 2616348 69.70 2104 1963788 662240 13.79 395484 1904188 8364 Average: 1251294 2993039 2502390 66.66 2104 1906403 628638 13.09 203160 1995902 46993 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 223.52 123.57 969.87 56.41 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 70.53 58.46 825.27 6.40 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 60.69 52.67 727.25 8.14 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 11.68 13.08 18.25 4.80 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 11.23 13.58 8.97 6.26 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 12.81 13.69 10.83 4.47 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 15.61 14.74 17.05 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 58.01 41.40 368.22 13.46 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) 03/22/2026 _x86_64_ (2 CPU) 02:03:50 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 44.13 0.06 15.35 12.12 2.12 26.22 02:05:01 AM 0 47.94 0.05 13.85 10.21 2.12 25.84 02:05:01 AM 1 40.31 0.07 16.84 14.04 2.13 26.61 02:06:01 AM all 38.39 0.00 4.50 1.31 2.46 53.34 02:06:01 AM 0 47.23 0.00 5.55 0.98 2.45 43.79 02:06:01 AM 1 29.57 0.00 3.45 1.64 2.48 62.86 02:07:01 AM all 36.42 0.00 4.25 3.18 2.26 53.88 02:07:01 AM 0 36.00 0.00 4.14 3.43 2.19 54.25 02:07:01 AM 1 36.84 0.00 4.36 2.94 2.34 53.52 02:08:01 AM all 36.51 0.00 3.02 0.72 2.20 57.55 02:08:01 AM 0 38.81 0.00 3.24 1.29 2.07 54.59 02:08:01 AM 1 34.22 0.00 2.81 0.15 2.33 60.50 02:09:01 AM all 38.91 0.00 2.76 0.35 1.89 56.09 02:09:01 AM 0 58.29 0.00 3.08 0.23 1.88 36.52 02:09:01 AM 1 19.72 0.00 2.44 0.46 1.90 75.48 02:10:01 AM all 33.81 0.00 2.55 0.41 2.05 61.18 02:10:01 AM 0 30.16 0.00 1.95 0.64 2.02 65.22 02:10:01 AM 1 37.45 0.00 3.14 0.18 2.08 57.14 02:11:01 AM all 39.46 0.00 2.79 0.42 2.38 54.95 02:11:01 AM 0 57.40 0.00 3.43 0.32 2.35 36.49 02:11:01 AM 1 21.69 0.00 2.15 0.53 2.41 73.22 Average: all 38.22 0.01 5.01 2.62 2.20 51.94 Average: 0 45.10 0.01 5.02 2.43 2.15 45.29 Average: 1 31.36 0.01 5.00 2.82 2.24 58.57