---> uname -a: Linux prd-centos8-builder-2c-4g-4246.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 518 1031 17 2115 2869 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:2d:a2:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.34/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fe2d:a2c5/64 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) 06/25/2026 _x86_64_ (2 CPU) 11:03:42 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 177.78 102.03 75.75 11102.32 38689.94 11:06:01 AM 74.15 0.20 73.95 29.99 8026.37 11:07:01 AM 51.66 2.10 49.56 84.39 7946.68 11:08:01 AM 29.92 0.08 29.84 1.87 3041.65 11:09:01 AM 20.06 0.27 19.79 41.85 505.76 11:10:01 AM 11.63 0.00 11.63 0.00 329.95 11:11:01 AM 19.54 0.72 18.82 31.05 664.78 11:12:01 AM 18.36 0.38 17.97 38.65 544.93 Average: 50.39 13.22 37.17 1416.44 7469.27 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1533720 3021880 2219956 59.14 2104 1667036 644368 13.42 138004 1832612 66164 11:06:01 AM 1244556 2960512 2509120 66.84 2104 1883380 663372 13.81 145468 2063744 97212 11:07:01 AM 1083156 2918520 2670520 71.14 2104 1994772 685672 14.28 149036 2193852 24364 11:08:01 AM 1081756 2956532 2671920 71.18 2104 2033736 647936 13.49 174652 2169792 8384 11:09:01 AM 953052 2868500 2800624 74.61 2104 2074408 731704 15.24 217088 2257044 46924 11:10:01 AM 1081336 2957464 2672340 71.19 2104 2034996 646832 13.47 214504 2130748 7464 11:11:01 AM 1055652 2933720 2698024 71.88 2104 2036888 664404 13.84 398648 1972864 8492 11:12:01 AM 1055808 2937756 2697868 71.87 2104 2040196 666112 13.87 398492 1972484 20852 Average: 1136130 2944360 2617546 69.73 2104 1970676 668800 13.93 229486 2074142 34982 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 233.28 136.43 1047.54 57.72 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 80.93 66.12 876.83 7.01 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 10.51 10.85 23.58 4.36 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 46.75 38.67 658.07 6.54 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 11.43 13.50 11.71 6.04 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 11.51 12.15 9.92 3.93 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 14.78 15.13 15.76 6.65 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 11.09 11.91 8.90 5.72 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 52.54 38.10 331.57 12.25 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) 06/25/2026 _x86_64_ (2 CPU) 11:03:42 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 45.59 0.03 10.27 9.59 2.14 32.38 11:05:01 AM 0 36.07 0.05 9.47 7.68 2.08 44.64 11:05:01 AM 1 55.11 0.00 11.07 11.50 2.21 20.11 11:06:01 AM all 38.19 0.00 4.24 2.20 1.54 53.83 11:06:01 AM 0 18.90 0.00 2.54 2.68 1.26 74.62 11:06:01 AM 1 57.57 0.00 5.94 1.72 1.82 32.96 11:07:01 AM all 39.75 0.00 3.89 1.14 1.55 53.67 11:07:01 AM 0 9.76 0.00 2.15 1.87 1.06 85.15 11:07:01 AM 1 70.00 0.00 5.63 0.40 2.04 21.93 11:08:01 AM all 37.64 0.00 2.54 0.63 1.40 57.78 11:08:01 AM 0 24.01 0.00 2.15 0.65 1.03 72.15 11:08:01 AM 1 51.26 0.00 2.93 0.62 1.77 43.42 11:09:01 AM all 38.84 0.00 2.42 0.67 1.67 56.39 11:09:01 AM 0 22.16 0.00 2.37 0.81 1.43 73.23 11:09:01 AM 1 55.56 0.00 2.47 0.53 1.91 39.53 11:10:01 AM all 35.13 0.00 2.64 0.20 1.49 60.54 11:10:01 AM 0 23.88 0.00 2.09 0.03 1.33 72.67 11:10:01 AM 1 46.39 0.00 3.19 0.37 1.65 48.40 11:11:01 AM all 38.03 0.00 2.86 0.43 1.45 57.23 11:11:01 AM 0 15.90 0.00 1.91 0.18 1.16 80.84 11:11:01 AM 1 60.27 0.00 3.81 0.69 1.74 33.50 11:12:01 AM all 40.51 0.00 3.57 0.48 1.65 53.79 11:12:01 AM 0 29.05 0.00 4.05 0.47 1.37 65.07 11:12:01 AM 1 51.96 0.00 3.10 0.50 1.93 42.51 Average: all 39.21 0.00 4.05 1.91 1.61 53.22 Average: 0 22.45 0.01 3.34 1.79 1.34 71.08 Average: 1 56.00 0.00 4.76 2.03 1.88 35.32