---> uname -a: Linux prd-centos8-builder-2c-4g-2241.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 505 1045 17 2114 2882 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:80:c7:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85893sec preferred_lft 85893sec inet6 fe80::f816:3eff:fe80:c7a0/64 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) 05/31/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 251.07 178.26 72.80 14904.40 38062.21 12:06:01 AM 62.91 0.38 62.53 34.12 5989.92 12:07:01 AM 65.92 2.15 63.77 85.01 10744.74 12:08:01 AM 29.34 0.05 29.29 1.33 3028.77 12:09:01 AM 17.44 0.27 17.18 41.85 487.09 12:10:01 AM 17.09 0.00 17.09 0.00 569.33 12:11:01 AM 16.76 0.65 16.11 21.33 609.53 12:12:01 AM 21.34 0.45 20.89 48.38 699.35 Average: 60.24 22.78 37.46 1892.48 7525.13 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1550720 3026748 2202956 58.69 2104 1655384 639336 13.31 138112 1816044 74960 12:06:01 AM 1285372 2994592 2468304 65.76 2104 1876856 638576 13.30 145232 2032392 168708 12:07:01 AM 1130188 2964220 2623488 69.89 2104 1993488 637652 13.28 148364 2149472 24264 12:08:01 AM 985452 2898628 2768224 73.75 2104 2072080 701384 14.61 177860 2263840 47060 12:09:01 AM 1051044 2926836 2702632 72.00 2104 2034756 680008 14.16 214084 2162664 8488 12:10:01 AM 1121056 2996092 2632620 70.13 2104 2033780 611096 12.73 214424 2091272 7464 12:11:01 AM 1072056 2947656 2681620 71.44 2104 2034404 648992 13.51 215048 2140592 7464 12:12:01 AM 1102720 2984716 2650956 70.62 2104 2040344 613056 12.77 398716 1925968 22172 Average: 1162326 2967436 2591350 69.03 2104 1967636 646262 13.46 206480 2072780 45072 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 185.71 113.34 947.95 55.64 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 83.02 68.69 963.45 7.49 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 19.45 18.87 74.25 4.87 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 48.65 41.35 661.22 6.97 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 11.50 12.88 12.40 5.11 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 8.75 10.31 7.26 4.59 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 13.71 13.55 14.61 4.55 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 15.88 15.14 13.58 7.50 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 48.34 36.77 336.85 12.09 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) 05/31/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.55 0.08 14.63 11.33 1.93 27.49 12:05:01 AM 0 40.00 0.08 16.54 12.36 1.83 29.19 12:05:01 AM 1 49.10 0.07 12.72 10.30 2.03 25.78 12:06:01 AM all 38.57 0.00 4.57 1.41 1.56 53.89 12:06:01 AM 0 38.31 0.00 4.23 1.40 1.48 54.58 12:06:01 AM 1 38.83 0.00 4.91 1.42 1.63 53.21 12:07:01 AM all 39.03 0.00 4.06 2.13 1.49 53.30 12:07:01 AM 0 43.34 0.00 5.13 2.07 1.57 47.89 12:07:01 AM 1 34.74 0.00 2.99 2.19 1.41 58.67 12:08:01 AM all 38.18 0.00 2.37 0.77 1.66 57.03 12:08:01 AM 0 24.80 0.00 2.41 1.01 1.56 70.23 12:08:01 AM 1 51.58 0.00 2.33 0.53 1.76 43.80 12:09:01 AM all 38.63 0.00 2.78 0.57 1.28 56.74 12:09:01 AM 0 27.80 0.00 2.65 0.27 1.05 68.23 12:09:01 AM 1 49.47 0.00 2.90 0.87 1.52 45.25 12:10:01 AM all 34.54 0.00 2.08 0.14 1.40 61.84 12:10:01 AM 0 18.18 0.00 1.63 0.03 1.01 79.14 12:10:01 AM 1 50.89 0.00 2.52 0.25 1.79 44.55 12:11:01 AM all 33.54 0.00 2.33 0.43 1.34 62.36 12:11:01 AM 0 11.99 0.00 1.33 0.55 0.95 85.19 12:11:01 AM 1 55.11 0.00 3.33 0.32 1.73 39.51 12:12:01 AM all 41.11 0.00 3.90 0.44 1.59 52.95 12:12:01 AM 0 28.51 0.00 3.75 0.30 1.39 66.05 12:12:01 AM 1 53.74 0.00 4.06 0.58 1.80 39.83 Average: all 38.51 0.01 4.58 2.14 1.53 53.22 Average: 0 29.10 0.01 4.70 2.24 1.35 62.60 Average: 1 47.93 0.01 4.46 2.05 1.71 43.84