---> uname -a: Linux prd-centos8-builder-2c-4g-3411.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 500 1123 17 2042 2889 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:0d:b4:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe0d:b461/64 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) 01/17/2026 _x86_64_ (2 CPU) 01:04:01 LINUX RESTART (2 CPU) 01:05:03 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 82.47 6.50 75.97 962.18 5196.21 01:07:01 AM 69.57 0.03 69.53 0.27 8138.16 01:08:01 AM 35.49 0.50 34.99 54.39 4734.84 01:09:01 AM 24.04 0.27 23.78 41.85 1007.71 01:10:01 AM 16.76 0.00 16.76 0.00 400.35 01:11:01 AM 14.07 0.00 14.07 0.00 551.66 01:12:01 AM 21.29 0.75 20.54 42.52 804.88 Average: 37.45 1.12 36.33 153.43 2965.44 01:05:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1326468 2949888 2427208 64.66 2104 1797056 717928 14.95 159696 1998592 116436 01:07:01 AM 1196468 2959072 2557208 68.13 2104 1924276 658136 13.70 146136 2093760 87180 01:08:01 AM 1162932 2965540 2590744 69.02 2104 1963128 650064 13.54 171048 2099072 22804 01:09:01 AM 1168524 2978768 2585152 68.87 2104 1971088 630924 13.14 208976 2053960 15076 01:10:01 AM 1042580 2881444 2711096 72.23 2104 1999744 736440 15.34 211188 2178428 43824 01:11:01 AM 1061440 2900308 2692236 71.72 2104 1999748 710740 14.80 211600 2160108 43820 01:12:01 AM 1107828 2912948 2645848 70.49 2104 1965884 703604 14.65 392776 1932300 8548 Average: 1152320 2935424 2601356 69.30 2104 1945846 686834 14.30 214489 2073746 48241 01:05:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 69.87 49.73 866.01 10.29 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 27.42 22.94 265.12 4.95 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 50.44 40.31 606.61 6.53 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 11.06 12.70 12.27 5.26 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 8.16 11.43 6.68 5.33 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 11.69 12.67 10.19 3.89 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 14.15 12.65 14.22 6.28 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 27.34 23.07 251.47 6.05 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) 01/17/2026 _x86_64_ (2 CPU) 01:04:01 LINUX RESTART (2 CPU) 01:05:03 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 33.01 0.00 3.97 3.75 6.64 52.62 01:06:01 AM 0 39.83 0.00 4.34 4.92 6.58 44.33 01:06:01 AM 1 26.24 0.00 3.60 2.59 6.71 60.86 01:07:01 AM all 36.18 0.00 4.23 2.61 6.23 50.75 01:07:01 AM 0 36.79 0.00 4.74 2.83 6.14 49.51 01:07:01 AM 1 35.58 0.00 3.72 2.39 6.32 51.99 01:08:01 AM all 33.68 0.00 3.23 1.32 5.92 55.85 01:08:01 AM 0 40.79 0.00 3.21 1.07 5.80 49.12 01:08:01 AM 1 26.62 0.00 3.25 1.58 6.03 62.52 01:09:01 AM all 35.20 0.00 2.61 1.02 6.02 55.15 01:09:01 AM 0 43.76 0.00 2.62 1.00 6.12 46.49 01:09:01 AM 1 26.73 0.00 2.60 1.03 5.92 63.72 01:10:01 AM all 35.14 0.00 1.98 0.57 5.98 56.34 01:10:01 AM 0 45.23 0.00 2.18 0.77 5.73 46.09 01:10:01 AM 1 25.21 0.00 1.78 0.38 6.21 66.41 01:11:01 AM all 32.28 0.00 2.97 0.32 4.66 59.78 01:11:01 AM 0 39.44 0.00 3.35 0.33 4.88 52.01 01:11:01 AM 1 25.14 0.00 2.59 0.31 4.44 67.52 01:12:01 AM all 37.68 0.00 3.08 0.74 4.79 53.71 01:12:01 AM 0 44.50 0.00 2.72 0.51 4.59 47.68 01:12:01 AM 1 30.92 0.00 3.44 0.96 4.99 59.68 Average: all 34.75 0.00 3.15 1.47 5.75 54.89 Average: 0 41.48 0.00 3.31 1.63 5.69 47.90 Average: 1 28.07 0.00 2.99 1.32 5.80 61.82