---> uname -a: Linux prd-centos8-builder-2c-4g-1762.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 511 1106 17 2048 2878 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:4c:80:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe4c:8017/64 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) 04/28/2026 _x86_64_ (2 CPU) 15:08:19 LINUX RESTART (2 CPU) 03:09:01 PM tps rtps wtps bread/s bwrtn/s 03:10:01 PM 85.84 18.65 67.19 3799.47 21288.42 03:11:01 PM 73.31 0.00 73.31 0.00 8545.00 03:12:01 PM 52.16 2.10 50.06 84.39 5933.78 03:13:01 PM 24.56 0.28 24.28 40.65 1526.97 03:14:01 PM 18.74 0.07 18.68 3.07 490.49 03:15:01 PM 16.06 0.00 16.06 0.00 609.25 03:16:01 PM 18.16 0.90 17.26 46.38 499.77 Average: 41.27 3.14 38.12 567.83 5557.38 03:09:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 PM 1482952 3004612 2270724 60.49 2104 1698868 647708 13.49 144272 1870208 60144 03:11:01 PM 1228948 2951948 2524728 67.26 2104 1889072 672904 14.01 151108 2072172 86436 03:12:01 PM 1063920 2911144 2689756 71.66 2104 2009096 688700 14.34 152132 2220876 63084 03:13:01 PM 1152984 2964076 2600692 69.28 2104 1972184 633384 13.19 174856 2107380 9360 03:14:01 PM 1151200 2962396 2602476 69.33 2104 1972280 635616 13.24 212044 2071904 8452 03:15:01 PM 1131420 2942588 2622256 69.86 2104 1972280 658592 13.71 212704 2090924 8440 03:16:01 PM 1089792 2901740 2663884 70.97 2104 1972984 701996 14.62 397008 1946924 7568 Average: 1185888 2948358 2567788 68.41 2104 1926681 662700 13.80 206303 2054341 34783 03:09:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 182.41 119.75 1208.84 56.40 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 48.47 39.03 657.02 4.86 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 37.11 29.03 637.33 5.97 0.00 0.00 0.00 0.00 03:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 PM eth0 18.43 21.19 15.98 5.50 0.00 0.00 0.00 0.00 03:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 PM eth0 11.98 13.83 9.48 6.26 0.00 0.00 0.00 0.00 03:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 PM eth0 12.96 13.30 11.27 4.38 0.00 0.00 0.00 0.00 03:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 PM eth0 15.79 14.76 16.50 7.36 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 46.74 35.85 365.27 12.96 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) 04/28/2026 _x86_64_ (2 CPU) 15:08:19 LINUX RESTART (2 CPU) 03:09:01 PM CPU %user %nice %system %iowait %steal %idle 03:10:01 PM all 35.50 0.00 5.95 3.85 12.01 42.69 03:10:01 PM 0 34.48 0.00 5.66 4.61 11.81 43.44 03:10:01 PM 1 36.52 0.00 6.23 3.10 12.21 41.94 03:11:01 PM all 30.09 0.00 4.17 2.78 9.28 53.68 03:11:01 PM 0 26.96 0.00 3.56 2.37 9.22 57.89 03:11:01 PM 1 33.25 0.00 4.78 3.20 9.33 49.44 03:12:01 PM all 29.97 0.00 3.63 2.41 9.80 54.20 03:12:01 PM 0 31.76 0.00 3.64 2.04 9.65 52.92 03:12:01 PM 1 28.19 0.00 3.62 2.78 9.95 55.47 03:13:01 PM all 32.23 0.00 3.57 0.63 6.81 56.76 03:13:01 PM 0 34.92 0.00 3.48 0.91 6.75 53.95 03:13:01 PM 1 29.56 0.00 3.65 0.36 6.87 59.56 03:14:01 PM all 35.86 0.00 2.54 0.45 5.39 55.76 03:14:01 PM 0 49.71 0.00 3.27 0.34 5.66 41.01 03:14:01 PM 1 22.12 0.00 1.82 0.55 5.11 70.39 03:15:01 PM all 31.95 0.00 2.39 0.40 4.89 60.37 03:15:01 PM 0 41.66 0.00 2.83 0.46 4.99 50.07 03:15:01 PM 1 22.33 0.00 1.96 0.34 4.79 70.58 03:16:01 PM all 37.76 0.00 2.74 0.63 3.94 54.92 03:16:01 PM 0 44.80 0.00 3.17 0.61 3.76 47.67 03:16:01 PM 1 30.77 0.00 2.32 0.65 4.13 62.13 Average: all 33.32 0.00 3.58 1.61 7.47 54.02 Average: 0 37.68 0.00 3.67 1.63 7.44 49.59 Average: 1 28.98 0.00 3.49 1.58 7.51 58.44