---> uname -a: Linux prd-centos8-builder-2c-4g-4407.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 513 1036 17 2115 2874 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:1c:1a:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.120/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fe1c:1adc/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) 06/27/2026 _x86_64_ (2 CPU) 11:03:41 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 176.48 99.25 77.23 11193.74 38636.06 11:06:01 AM 79.20 0.20 79.00 30.00 8983.94 11:07:01 AM 48.85 2.13 46.72 84.91 7544.25 11:08:01 AM 28.70 0.05 28.65 1.33 3011.86 11:09:01 AM 18.51 0.27 18.24 41.85 481.54 11:10:01 AM 12.81 0.00 12.81 0.00 350.55 11:11:01 AM 18.32 0.72 17.60 31.05 652.13 11:12:01 AM 19.14 0.38 18.76 38.65 549.70 Average: 50.26 12.88 37.38 1428.10 7527.33 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1505912 2989328 2247760 59.88 2104 1662288 673344 14.02 141916 1856404 63080 11:06:01 AM 1238496 2955528 2515176 67.01 2104 1884464 668104 13.91 145516 2073212 82776 11:07:01 AM 1083032 2918684 2670640 71.15 2104 1995000 678096 14.12 149752 2193768 24372 11:08:01 AM 1118844 2993912 2634828 70.19 2104 2033948 607356 12.65 174700 2132228 8384 11:09:01 AM 984152 2899936 2769520 73.78 2104 2074620 701496 14.61 216968 2225424 46924 11:10:01 AM 1113780 2990320 2639892 70.33 2104 2035208 610792 12.72 214656 2096976 7468 11:11:01 AM 1092456 2969888 2661216 70.90 2104 2036112 626448 13.04 398832 1935144 7508 11:12:01 AM 1073736 2955932 2679936 71.40 2104 2040404 644632 13.42 398836 1952768 20856 Average: 1151301 2959191 2602371 69.33 2104 1970256 651284 13.56 230147 2058240 32671 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 211.93 119.55 1048.62 56.21 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 81.20 66.67 883.23 7.36 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 8.03 8.76 15.97 3.91 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 44.18 36.81 658.20 6.33 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 13.28 14.41 13.79 6.15 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 9.90 10.73 8.45 3.81 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 16.81 15.36 16.79 6.24 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 12.15 12.58 10.74 6.19 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 49.69 35.61 331.97 12.03 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) 06/27/2026 _x86_64_ (2 CPU) 11:03:41 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 45.57 0.03 10.39 8.26 1.92 33.83 11:05:01 AM 0 49.67 0.05 8.40 5.25 1.90 34.73 11:05:01 AM 1 41.46 0.02 12.38 11.29 1.93 32.92 11:06:01 AM all 38.12 0.00 4.31 2.63 1.68 53.27 11:06:01 AM 0 46.12 0.00 5.12 2.19 1.75 44.82 11:06:01 AM 1 30.13 0.00 3.49 3.07 1.60 61.72 11:07:01 AM all 39.56 0.00 3.92 1.36 1.74 53.42 11:07:01 AM 0 49.49 0.00 4.70 1.63 1.71 42.48 11:07:01 AM 1 29.64 0.00 3.15 1.09 1.77 64.34 11:08:01 AM all 38.42 0.00 2.64 0.91 1.97 56.05 11:08:01 AM 0 55.85 0.00 3.60 0.93 2.16 37.45 11:08:01 AM 1 21.04 0.00 1.69 0.89 1.79 74.59 11:09:01 AM all 36.58 0.00 2.39 0.42 1.49 59.12 11:09:01 AM 0 49.48 0.00 3.40 0.17 1.70 45.25 11:09:01 AM 1 23.71 0.00 1.38 0.67 1.28 72.96 11:10:01 AM all 36.56 0.00 2.45 0.29 1.77 58.93 11:10:01 AM 0 59.98 0.00 3.37 0.48 2.07 34.10 11:10:01 AM 1 13.33 0.00 1.54 0.10 1.47 83.56 11:11:01 AM all 36.05 0.00 3.04 0.53 1.90 58.48 11:11:01 AM 0 49.28 0.00 3.62 0.41 2.07 44.62 11:11:01 AM 1 22.87 0.00 2.46 0.64 1.74 72.29 11:12:01 AM all 40.70 0.00 3.49 0.44 1.74 53.62 11:12:01 AM 0 71.34 0.00 5.42 0.55 2.04 20.65 11:12:01 AM 1 10.35 0.00 1.59 0.33 1.45 86.28 Average: all 38.94 0.00 4.07 1.85 1.78 53.36 Average: 0 53.90 0.01 4.70 1.45 1.93 38.02 Average: 1 24.03 0.00 3.45 2.25 1.63 68.64