---> uname -a: Linux prd-centos8-builder-2c-4g-1941.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 493 1129 17 2043 2896 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:d9:a0:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.227/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85913sec preferred_lft 85913sec inet6 fe80::f816:3eff:fed9:a08d/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) 12/29/2025 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 256.95 185.13 71.82 15346.61 37972.11 12:06:01 AM 59.16 0.32 58.85 9.73 5635.64 12:07:01 AM 70.08 0.50 69.58 53.45 9188.77 12:08:01 AM 29.34 0.05 29.29 1.33 2793.67 12:09:01 AM 18.69 0.27 18.43 41.85 468.09 12:10:01 AM 11.68 0.00 11.68 0.00 312.45 12:11:01 AM 23.01 0.90 22.11 46.38 845.77 12:12:01 AM 18.49 0.20 18.29 23.33 536.35 Average: 60.94 23.43 37.51 1941.21 7221.17 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1578420 3048392 2175256 57.95 2104 1649976 606540 12.63 136256 1793312 71296 12:06:01 AM 1324440 3007112 2429236 64.72 2104 1850508 615168 12.81 148556 1989060 162320 12:07:01 AM 1186324 2953076 2567352 68.40 2104 1927884 643160 13.39 147756 2098324 23316 12:08:01 AM 1174876 2978908 2578800 68.70 2104 1964600 616032 12.83 171804 2085576 8844 12:09:01 AM 1187540 2992632 2566136 68.36 2104 1965856 604236 12.58 206316 2039284 8848 12:10:01 AM 1196344 3001452 2557332 68.13 2104 1965864 612696 12.76 207180 2029816 8860 12:11:01 AM 1187168 2995116 2566508 68.37 2104 1968604 605584 12.61 391352 1854932 10216 12:12:01 AM 1199756 3010004 2553920 68.04 2104 1970460 578628 12.05 392696 1841120 21524 Average: 1254358 2998336 2499318 66.58 2104 1907969 610256 12.71 225240 1966428 39403 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 222.06 123.13 979.22 56.10 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 61.20 52.00 756.30 5.78 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 21.69 19.91 161.98 5.62 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 46.78 41.34 590.62 6.69 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 10.96 12.88 8.15 5.93 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 13.58 14.01 11.76 4.42 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 16.29 15.24 15.56 12.08 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 8.25 10.08 6.44 4.73 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 50.11 36.08 316.30 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) 12/29/2025 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.62 0.08 15.45 11.50 1.88 26.48 12:05:01 AM 0 48.71 0.07 14.36 13.65 2.00 21.22 12:05:01 AM 1 40.52 0.08 16.54 9.34 1.76 31.75 12:06:01 AM all 39.25 0.00 4.67 1.70 1.59 52.80 12:06:01 AM 0 42.80 0.00 5.08 2.18 1.58 48.35 12:06:01 AM 1 35.69 0.00 4.25 1.22 1.60 57.24 12:07:01 AM all 38.42 0.00 4.10 2.58 1.52 53.37 12:07:01 AM 0 30.46 0.00 4.01 1.70 1.33 62.51 12:07:01 AM 1 46.40 0.00 4.20 3.46 1.72 44.22 12:08:01 AM all 37.44 0.00 2.61 0.57 1.55 57.84 12:08:01 AM 0 29.18 0.00 2.69 0.96 1.35 65.82 12:08:01 AM 1 45.70 0.00 2.53 0.17 1.75 49.86 12:09:01 AM all 41.22 0.00 2.68 0.23 1.60 54.28 12:09:01 AM 0 37.70 0.00 2.33 0.12 1.58 58.28 12:09:01 AM 1 44.74 0.00 3.03 0.35 1.62 50.26 12:10:01 AM all 33.23 0.00 2.75 0.29 1.58 62.14 12:10:01 AM 0 29.18 0.00 2.70 0.23 1.51 66.37 12:10:01 AM 1 37.29 0.00 2.80 0.35 1.66 57.90 12:11:01 AM all 40.54 0.00 2.82 0.61 1.54 54.50 12:11:01 AM 0 17.75 0.00 1.91 0.43 1.13 78.78 12:11:01 AM 1 63.38 0.00 3.73 0.78 1.95 30.16 12:12:01 AM all 42.17 0.00 3.00 0.46 1.69 52.68 12:12:01 AM 0 15.95 0.00 1.94 0.68 1.29 80.14 12:12:01 AM 1 68.47 0.00 4.06 0.23 2.09 25.15 Average: all 39.60 0.01 4.74 2.23 1.62 51.79 Average: 0 31.44 0.01 4.36 2.48 1.47 60.24 Average: 1 47.79 0.01 5.13 1.98 1.77 43.33