---> uname -a: Linux prd-centos8-builder-2c-4g-4359.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 514 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:44:ea:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.187/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fe44:ea9d/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) 02:03:51 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 264.51 191.27 73.23 15125.32 37944.42 02:06:01 AM 63.40 0.38 63.01 34.10 6069.89 02:07:01 AM 66.31 2.10 64.21 84.37 11025.27 02:08:01 AM 28.42 0.08 28.34 1.87 3258.53 02:09:01 AM 17.98 1.08 16.90 84.65 509.23 02:10:01 AM 17.99 0.20 17.79 23.33 512.58 Average: 76.45 32.53 43.92 2559.50 9888.16 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1573980 3048864 2179704 58.07 2104 1654248 606148 12.62 137724 1794000 76864 02:06:01 AM 1294404 3005184 2459280 65.52 2104 1878124 617440 12.86 145144 2022928 178396 02:07:01 AM 1147512 2983268 2606172 69.43 2104 1994892 623000 12.97 148164 2131180 24284 02:08:01 AM 1078972 2955324 2674712 71.26 2104 2035060 646820 13.47 174140 2172588 136 02:09:01 AM 1085660 2963592 2668024 71.08 2104 2036460 632512 13.17 371272 1967740 7520 02:10:01 AM 1092772 2975024 2660912 70.89 2104 2040424 620200 12.91 370936 1962592 20940 Average: 1212217 2988543 2541467 67.71 2104 1939868 624353 13.00 224563 2008505 51357 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 200.05 121.07 958.70 55.44 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 81.90 58.57 971.31 6.84 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 17.29 14.31 74.72 6.37 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 43.52 35.95 656.66 5.52 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 17.63 16.80 17.77 6.58 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 8.66 10.30 7.02 4.76 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 61.52 42.84 447.78 14.25 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) 06/27/2026 _x86_64_ (2 CPU) 02:03:51 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 40.97 0.06 12.83 14.89 2.35 28.90 02:05:01 AM 0 48.57 0.07 14.56 9.56 2.50 24.74 02:05:01 AM 1 33.37 0.05 11.10 20.22 2.20 33.06 02:06:01 AM all 37.64 0.00 4.41 1.42 1.97 54.57 02:06:01 AM 0 43.82 0.00 4.71 1.80 2.27 47.39 02:06:01 AM 1 31.43 0.00 4.10 1.03 1.68 61.76 02:07:01 AM all 38.96 0.00 4.23 2.34 1.99 52.49 02:07:01 AM 0 58.24 0.00 5.50 1.70 2.08 32.48 02:07:01 AM 1 19.85 0.00 2.97 2.97 1.90 72.31 02:08:01 AM all 28.29 0.00 2.10 0.89 1.74 66.97 02:08:01 AM 0 44.86 0.00 2.84 1.10 1.70 49.50 02:08:01 AM 1 11.91 0.00 1.37 0.68 1.78 84.26 02:09:01 AM all 37.15 0.00 2.89 0.49 2.03 57.45 02:09:01 AM 0 48.59 0.00 3.23 0.60 2.20 45.38 02:09:01 AM 1 25.69 0.00 2.55 0.38 1.85 69.52 02:10:01 AM all 36.66 0.00 2.80 0.39 1.83 58.31 02:10:01 AM 0 48.20 0.00 3.30 0.36 1.86 46.28 02:10:01 AM 1 25.17 0.00 2.31 0.41 1.80 70.31 Average: all 36.61 0.01 4.87 3.39 1.99 53.14 Average: 0 48.71 0.01 5.68 2.51 2.10 40.98 Average: 1 24.55 0.01 4.05 4.26 1.87 65.26