---> uname -a: Linux prd-centos8-builder-2c-4g-382.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 504 1112 17 2048 2886 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:69:6d:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.191/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:fe69:6db9/64 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) 05/09/2026 _x86_64_ (2 CPU) 02:03:41 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 153.17 82.19 70.98 10189.44 38997.77 02:06:01 AM 66.46 0.20 66.26 29.99 6058.78 02:07:01 AM 60.85 2.18 58.66 86.24 8475.69 02:08:01 AM 25.91 0.20 25.71 38.79 1071.67 02:09:01 AM 18.76 0.07 18.70 3.07 472.44 02:10:01 AM 16.08 0.65 15.43 21.32 611.98 02:11:01 AM 19.22 0.46 18.77 49.19 559.33 Average: 51.57 12.31 39.26 1491.90 8053.77 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1539680 3025368 2213996 58.98 2104 1664700 630680 13.13 136940 1827948 52312 02:06:01 AM 1249932 2964492 2503744 66.70 2104 1881088 657688 13.70 146356 2061128 137700 02:07:01 AM 1163112 2972804 2590564 69.01 2104 1970640 623140 12.98 157112 2112560 21084 02:08:01 AM 1096748 2907640 2656928 70.78 2104 1971880 699640 14.57 210048 2128000 7512 02:09:01 AM 1166016 2976652 2587660 68.94 2104 1971880 621572 12.94 210636 2059848 7480 02:10:01 AM 1138140 2949368 2615536 69.68 2104 1972508 652000 13.58 211576 2085356 7472 02:11:01 AM 1132832 2949024 2620844 69.82 2104 1976696 653568 13.61 395028 1904036 20448 Average: 1212351 2963621 2541325 67.70 2104 1915627 648327 13.50 209671 2025554 36287 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 196.83 118.46 1076.37 56.34 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 73.08 58.90 802.06 6.85 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 48.03 40.44 637.83 6.86 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 14.11 16.08 14.75 6.19 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 11.35 12.78 8.52 6.04 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 14.84 14.84 16.49 4.86 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 14.23 13.47 11.65 7.08 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 53.31 39.34 367.67 13.48 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) 05/09/2026 _x86_64_ (2 CPU) 02:03:41 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 46.06 0.03 9.46 7.06 5.49 31.89 02:05:01 AM 0 55.02 0.02 8.26 8.40 5.44 22.86 02:05:01 AM 1 37.14 0.05 10.65 5.74 5.54 40.88 02:06:01 AM all 35.28 0.00 4.15 2.33 3.69 54.56 02:06:01 AM 0 33.45 0.00 3.87 1.46 3.59 57.64 02:06:01 AM 1 37.11 0.00 4.43 3.20 3.79 51.48 02:07:01 AM all 36.51 0.00 4.03 2.43 2.96 54.06 02:07:01 AM 0 60.75 0.00 5.47 2.07 3.54 28.17 02:07:01 AM 1 12.43 0.00 2.60 2.79 2.38 79.80 02:08:01 AM all 34.62 0.00 2.70 0.63 2.70 59.35 02:08:01 AM 0 26.87 0.00 2.07 0.61 2.53 67.92 02:08:01 AM 1 42.41 0.00 3.34 0.64 2.88 50.73 02:09:01 AM all 37.58 0.00 2.60 0.49 2.78 56.55 02:09:01 AM 0 47.41 0.00 3.15 0.61 2.92 45.91 02:09:01 AM 1 27.76 0.00 2.06 0.36 2.65 67.17 02:10:01 AM all 31.85 0.00 2.48 0.62 2.22 62.83 02:10:01 AM 0 41.05 0.00 2.72 0.54 2.49 53.19 02:10:01 AM 1 22.64 0.00 2.23 0.69 1.95 72.48 02:11:01 AM all 39.10 0.00 3.53 0.44 2.97 53.95 02:11:01 AM 0 56.64 0.00 4.30 0.46 3.17 35.44 02:11:01 AM 1 21.73 0.00 2.77 0.43 2.77 72.29 Average: all 37.28 0.00 4.14 2.01 3.26 53.30 Average: 0 45.83 0.00 4.26 2.02 3.38 44.50 Average: 1 28.76 0.01 4.02 1.99 3.14 62.08