---> uname -a: Linux prd-centos8-builder-2c-4g-4860.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 494 1055 17 2115 2893 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:c2:be:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fec2:be1f/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) 07/03/2026 _x86_64_ (2 CPU) 04:03:42 LINUX RESTART (2 CPU) 04:04:02 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 181.91 112.59 69.32 11752.13 39089.41 04:06:01 AM 61.62 0.20 61.42 30.00 5570.75 04:07:01 AM 66.17 2.10 64.07 84.36 11080.08 04:08:01 AM 29.71 0.08 29.63 1.87 3019.60 04:09:01 AM 17.03 0.27 16.76 41.85 488.52 04:10:01 AM 16.04 0.00 16.04 0.00 416.56 04:11:01 AM 16.54 0.63 15.90 20.78 605.13 04:12:01 AM 17.76 0.47 17.29 48.92 499.02 Average: 50.57 14.34 36.24 1476.24 7530.84 04:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1606336 3073836 2147340 57.21 2104 1646192 617464 12.86 137304 1760112 50600 04:06:01 AM 1293632 3004312 2460044 65.54 2104 1878128 663276 13.81 144884 2023584 178340 04:07:01 AM 1162148 2997844 2591528 69.04 2104 1994884 629636 13.11 147904 2116036 24284 04:08:01 AM 1020920 2934548 2732756 72.80 2104 2072512 693612 14.44 177164 2228076 46460 04:09:01 AM 1070628 2948088 2683048 71.48 2104 2036168 675800 14.07 213516 2142036 8500 04:10:01 AM 1121128 2997484 2632548 70.13 2104 2035192 628072 13.08 213868 2091400 7468 04:11:01 AM 1084376 2961364 2669300 71.11 2104 2035800 654872 13.64 214616 2126596 7464 04:12:01 AM 1070900 2958652 2682776 71.47 2104 2046308 657448 13.69 400768 1953724 17260 Average: 1178758 2984516 2574918 68.60 2104 1968148 652522 13.59 206253 2055196 42547 04:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 199.56 111.16 925.62 57.47 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 80.72 67.17 961.47 7.24 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 18.92 17.37 74.63 4.29 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 51.94 42.01 658.03 7.16 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 11.51 12.53 12.69 5.18 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 9.28 10.68 7.61 4.72 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 12.19 12.76 12.06 4.04 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 17.03 14.68 16.02 7.63 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 49.83 35.89 332.25 12.12 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) 07/03/2026 _x86_64_ (2 CPU) 04:03:42 LINUX RESTART (2 CPU) 04:04:02 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 45.31 0.05 11.52 9.45 3.03 30.64 04:05:01 AM 0 40.22 0.03 9.26 10.02 2.93 37.53 04:05:01 AM 1 50.44 0.07 13.79 8.88 3.12 23.70 04:06:01 AM all 36.31 0.00 4.22 1.91 3.71 53.85 04:06:01 AM 0 29.08 0.00 3.25 2.15 3.98 61.55 04:06:01 AM 1 43.64 0.00 5.21 1.66 3.44 46.04 04:07:01 AM all 37.30 0.00 4.24 2.95 3.47 52.03 04:07:01 AM 0 50.17 0.00 4.91 3.11 3.52 38.31 04:07:01 AM 1 24.60 0.00 3.59 2.79 3.43 65.59 04:08:01 AM all 36.69 0.00 2.30 1.28 3.12 56.61 04:08:01 AM 0 29.60 0.00 2.18 1.23 3.29 63.71 04:08:01 AM 1 43.84 0.00 2.42 1.33 2.95 49.46 04:09:01 AM all 36.22 0.00 2.59 0.42 3.50 57.28 04:09:01 AM 0 20.41 0.00 2.17 0.34 4.03 73.06 04:09:01 AM 1 52.35 0.00 3.02 0.49 2.95 41.18 04:10:01 AM all 37.45 0.00 2.16 0.39 3.49 56.52 04:10:01 AM 0 35.01 0.00 2.08 0.16 3.63 59.12 04:10:01 AM 1 39.91 0.00 2.23 0.61 3.35 53.89 04:11:01 AM all 33.22 0.00 2.33 0.51 3.30 60.64 04:11:01 AM 0 14.61 0.00 1.51 0.65 3.71 79.52 04:11:01 AM 1 52.31 0.00 3.17 0.37 2.87 41.28 04:12:01 AM all 39.26 0.00 3.41 0.74 3.56 53.03 04:12:01 AM 0 13.11 0.00 1.70 0.71 3.86 80.61 04:12:01 AM 1 66.19 0.00 5.18 0.77 3.25 24.61 Average: all 37.69 0.01 4.07 2.18 3.40 52.66 Average: 0 28.91 0.00 3.35 2.26 3.62 61.86 Average: 1 46.58 0.01 4.79 2.09 3.17 43.35