---> uname -a: Linux prd-centos8-builder-2c-4g-4071.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 521 1028 17 2115 2866 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:99:44:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fe99:44ef/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) 06/23/2026 _x86_64_ (2 CPU) 09:03:51 LINUX RESTART (2 CPU) 09:05:02 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 64.59 0.39 64.20 34.70 6019.08 09:07:01 AM 62.36 2.13 60.22 84.92 11042.28 09:08:01 AM 28.60 0.05 28.55 1.33 2969.72 09:09:01 AM 18.10 0.27 17.83 41.86 498.23 09:10:01 AM 15.88 0.00 15.88 0.00 418.87 09:11:01 AM 15.78 0.72 15.06 31.06 558.28 09:12:01 AM 19.33 0.38 18.94 38.65 580.51 Average: 32.01 0.56 31.45 33.21 3148.25 09:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1261336 2971788 2492340 66.40 2104 1878048 649612 13.53 144916 2056808 178316 09:07:01 AM 1133660 2969064 2620016 69.80 2104 1994824 618968 12.89 147944 2145888 24288 09:08:01 AM 1003124 2904904 2750552 73.28 2104 2060844 680928 14.18 175916 2247432 34752 09:09:01 AM 1057136 2934408 2696540 71.84 2104 2036100 646916 13.47 213560 2155272 8500 09:10:01 AM 1077052 2953476 2676624 71.31 2104 2035116 630700 13.13 214104 2134828 7464 09:11:01 AM 1116136 2993656 2637540 70.27 2104 2036176 592132 12.33 398196 1911788 7616 09:12:01 AM 1090792 2973100 2662884 70.94 2104 2040468 614808 12.80 398012 1935824 20968 Average: 1105605 2957199 2648071 70.55 2104 2011654 633438 13.19 241807 2083977 40272 09:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 86.65 73.13 987.06 7.82 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 18.75 16.73 74.27 4.13 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 41.58 33.03 655.68 6.17 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.68 14.60 13.03 5.72 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 9.71 11.51 7.99 4.88 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 17.09 16.28 18.13 6.01 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 11.11 12.50 9.18 5.97 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 28.09 25.28 250.45 5.81 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) 06/23/2026 _x86_64_ (2 CPU) 09:03:51 LINUX RESTART (2 CPU) 09:05:02 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 38.21 0.00 4.41 1.86 1.92 53.60 09:06:01 AM 0 46.80 0.00 5.08 1.38 2.07 44.66 09:06:01 AM 1 29.62 0.00 3.74 2.33 1.77 62.53 09:07:01 AM all 36.48 0.00 3.94 1.91 1.91 55.75 09:07:01 AM 0 37.42 0.00 4.29 1.89 1.92 54.48 09:07:01 AM 1 35.55 0.00 3.60 1.94 1.89 57.03 09:08:01 AM all 38.08 0.00 2.57 1.11 1.77 56.48 09:08:01 AM 0 57.81 0.00 2.62 0.60 2.09 36.88 09:08:01 AM 1 18.34 0.00 2.51 1.63 1.44 76.08 09:09:01 AM all 37.86 0.00 3.04 0.25 1.51 57.35 09:09:01 AM 0 46.96 0.00 2.70 0.27 1.57 48.50 09:09:01 AM 1 28.77 0.00 3.38 0.23 1.45 66.17 09:10:01 AM all 38.63 0.00 2.07 0.31 1.73 57.27 09:10:01 AM 0 54.81 0.00 2.40 0.57 1.96 40.27 09:10:01 AM 1 22.49 0.00 1.74 0.05 1.49 74.22 09:11:01 AM all 34.75 0.00 2.77 0.32 1.59 60.58 09:11:01 AM 0 46.22 0.00 2.89 0.25 1.93 48.71 09:11:01 AM 1 23.25 0.00 2.64 0.38 1.26 72.46 09:12:01 AM all 40.98 0.00 3.36 0.47 1.84 53.35 09:12:01 AM 0 56.94 0.00 3.66 0.53 2.25 36.62 09:12:01 AM 1 24.98 0.00 3.06 0.42 1.43 70.12 Average: all 37.85 0.00 3.16 0.89 1.75 56.34 Average: 0 49.57 0.00 3.37 0.78 1.97 44.30 Average: 1 26.14 0.00 2.95 0.99 1.53 68.39