---> uname -a: Linux prd-centos8-builder-2c-4g-1606.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 509 1115 17 2040 2880 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:8a:c6:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.96/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe8a:c644/64 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) 12/25/2025 _x86_64_ (2 CPU) 00:03:52 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 55.49 0.32 55.17 9.73 5517.03 12:07:01 AM 70.64 0.48 70.15 53.43 9120.00 12:08:01 AM 30.11 0.08 30.02 1.87 2878.54 12:09:02 AM 18.44 0.27 18.18 41.85 464.45 12:10:01 AM 16.27 0.00 16.27 0.00 649.38 12:11:01 AM 18.58 0.72 17.86 31.06 505.78 12:12:01 AM 18.26 0.38 17.88 38.65 527.19 Average: 32.58 0.32 32.26 25.29 2814.35 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1343772 3008956 2409912 64.20 2104 1832900 634544 13.21 146064 1973132 148020 12:07:01 AM 1206960 2970488 2546724 67.85 2104 1924496 640324 13.33 147860 2078880 23104 12:08:01 AM 1067788 2868640 2685896 71.55 2104 1961444 731280 15.23 171916 2191700 8856 12:09:02 AM 1054036 2889936 2699648 71.92 2104 1996520 707340 14.73 209528 2168720 42732 12:10:01 AM 1163044 2965196 2590640 69.02 2104 1962700 652628 13.59 207340 2061296 4 12:11:01 AM 1129268 2931024 2624416 69.92 2104 1962204 662552 13.80 391492 1912608 7508 12:12:01 AM 1155680 2961528 2598004 69.21 2104 1965832 634532 13.21 391224 1885880 20140 Average: 1160078 2942253 2593606 69.09 2104 1943728 666171 13.87 237918 2038888 35766 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 65.72 53.06 764.31 5.87 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 22.52 21.85 157.28 5.44 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 47.17 40.04 588.93 6.68 0.00 0.00 0.00 0.00 12:09:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:02 AM eth0 11.95 14.76 12.97 5.97 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 10.73 11.71 9.09 3.89 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 15.13 15.44 15.51 6.79 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 10.85 11.55 8.71 5.54 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 26.33 24.09 222.90 5.74 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) 12/25/2025 _x86_64_ (2 CPU) 00:03:52 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 35.48 0.00 4.11 1.22 4.86 54.33 12:06:01 AM 0 25.35 0.00 3.47 1.65 4.53 65.00 12:06:01 AM 1 45.64 0.00 4.76 0.80 5.18 43.63 12:07:01 AM all 35.25 0.00 4.01 2.79 3.79 54.17 12:07:01 AM 0 14.41 0.00 2.76 3.43 3.30 76.10 12:07:01 AM 1 56.24 0.00 5.26 2.15 4.28 32.06 12:08:01 AM all 36.37 0.00 2.46 0.92 3.48 56.78 12:08:01 AM 0 27.10 0.00 1.88 0.73 3.08 67.21 12:08:01 AM 1 45.61 0.00 3.03 1.12 3.87 46.37 12:09:02 AM all 36.44 0.00 2.35 0.55 3.27 57.39 12:09:02 AM 0 19.73 0.00 1.88 0.38 2.51 75.50 12:09:02 AM 1 53.09 0.00 2.83 0.72 4.03 39.33 12:10:01 AM all 33.84 0.00 2.52 0.29 3.00 60.35 12:10:01 AM 0 15.40 0.00 1.56 0.33 2.48 80.23 12:10:01 AM 1 52.39 0.00 3.48 0.25 3.53 40.34 12:11:01 AM all 35.90 0.00 2.70 0.79 3.63 56.99 12:11:01 AM 0 25.73 0.00 1.86 0.87 3.10 68.44 12:11:01 AM 1 46.10 0.00 3.54 0.71 4.15 45.49 12:12:01 AM all 39.05 0.00 3.12 0.28 3.90 53.64 12:12:01 AM 0 32.89 0.00 2.75 0.30 3.89 60.18 12:12:01 AM 1 45.22 0.00 3.50 0.26 3.92 47.09 Average: all 36.05 0.00 3.04 0.98 3.71 56.22 Average: 0 22.96 0.00 2.31 1.10 3.27 70.35 Average: 1 49.17 0.00 3.77 0.86 4.14 42.05