---> uname -a: Linux prd-centos8-builder-2c-4g-2896.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 507 1037 17 2120 2880 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:b0:9a:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.233/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:feb0:9a41/64 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) 06/08/2026 _x86_64_ (2 CPU) 08:03:50 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:02 AM 249.43 177.37 72.07 14977.02 38052.73 08:06:01 AM 64.21 0.39 63.82 34.71 6313.44 08:07:01 AM 64.43 2.10 62.33 84.37 10739.75 08:08:01 AM 24.11 0.08 24.03 1.87 2783.95 08:09:01 AM 24.19 0.27 23.93 41.85 971.91 08:10:01 AM 15.24 0.00 15.24 0.00 401.53 08:11:01 AM 16.11 0.63 15.47 20.79 612.11 08:12:01 AM 18.34 0.47 17.88 48.92 527.92 Average: 59.50 22.72 36.79 1905.59 7553.96 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:02 AM 1541864 3026368 2211812 58.92 2104 1663444 644420 13.42 139320 1823580 83268 08:06:01 AM 1290620 3005876 2463056 65.62 2104 1882900 625924 13.03 144748 2028108 178128 08:07:01 AM 1141300 2982144 2612376 69.60 2104 2000212 624784 13.01 147860 2138696 24256 08:08:01 AM 1050116 2931604 2703560 72.02 2104 2040384 672344 14.00 173872 2204424 22224 08:09:01 AM 1073852 2956656 2679824 71.39 2104 2041496 650972 13.56 213608 2139496 8500 08:10:01 AM 1084984 2966844 2668692 71.10 2104 2040520 637348 13.27 213916 2128208 7468 08:11:01 AM 1064680 2947104 2688996 71.64 2104 2041128 651260 13.56 214676 2147916 7464 08:12:01 AM 1051484 2945940 2702192 71.99 2104 2053020 658124 13.70 401916 1972108 19308 Average: 1162362 2970317 2591314 69.03 2104 1970388 645647 13.44 206240 2072817 43827 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:02 AM eth0 218.02 108.76 1012.37 55.06 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 79.95 66.06 973.55 7.36 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 24.48 22.64 84.68 4.51 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 42.66 34.69 656.95 5.88 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 13.10 14.91 13.61 6.12 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 9.35 10.86 7.64 4.79 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 12.28 12.86 12.01 4.05 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 16.31 14.73 15.72 7.56 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 51.96 35.63 345.74 11.93 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) 06/08/2026 _x86_64_ (2 CPU) 08:03:50 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:02 AM all 42.71 0.05 13.22 12.00 2.96 29.06 08:05:02 AM 0 52.37 0.05 14.83 9.73 2.69 20.32 08:05:02 AM 1 33.11 0.05 11.62 14.25 3.23 37.75 08:06:01 AM all 36.84 0.00 4.29 1.74 2.69 54.44 08:06:01 AM 0 30.47 0.00 4.24 0.92 2.78 61.58 08:06:01 AM 1 43.24 0.00 4.35 2.56 2.59 47.25 08:07:01 AM all 38.31 0.00 4.17 2.22 2.68 52.62 08:07:01 AM 0 40.40 0.00 4.36 1.50 2.51 51.23 08:07:01 AM 1 36.23 0.00 3.98 2.94 2.84 54.01 08:08:01 AM all 33.62 0.00 2.12 0.65 2.04 61.56 08:08:01 AM 0 35.02 0.00 2.19 0.75 1.92 60.12 08:08:01 AM 1 32.22 0.00 2.05 0.56 2.17 62.99 08:09:01 AM all 37.05 0.00 2.59 0.50 2.72 57.14 08:09:01 AM 0 21.22 0.00 2.38 0.57 2.79 73.04 08:09:01 AM 1 53.03 0.00 2.80 0.43 2.65 41.08 08:10:01 AM all 37.49 0.00 2.11 0.24 2.93 57.23 08:10:01 AM 0 29.49 0.00 2.28 0.28 2.97 64.99 08:10:01 AM 1 45.55 0.00 1.95 0.20 2.89 49.42 08:11:01 AM all 33.57 0.00 2.45 0.73 2.58 60.67 08:11:01 AM 0 23.16 0.00 1.43 0.67 2.66 72.09 08:11:01 AM 1 44.09 0.00 3.48 0.80 2.50 49.13 08:12:01 AM all 39.49 0.00 3.37 0.21 2.87 54.05 08:12:01 AM 0 15.50 0.00 2.47 0.21 2.91 78.90 08:12:01 AM 1 63.88 0.00 4.28 0.22 2.83 28.80 Average: all 37.38 0.01 4.28 2.28 2.68 53.37 Average: 0 30.89 0.01 4.25 1.81 2.65 60.39 Average: 1 43.90 0.01 4.31 2.74 2.71 46.33