---> uname -a: Linux prd-centos8-builder-2c-4g-6332.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 499 1047 17 2118 2889 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:27:84:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.254/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85843sec preferred_lft 85843sec inet6 fe80::f816:3eff:fe27:84ab/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) 07/21/2026 _x86_64_ (2 CPU) 08:03:54 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 36.62 0.40 36.22 34.66 5082.87 08:07:01 AM 75.89 0.03 75.85 0.53 8450.49 08:08:01 AM 39.29 0.58 38.70 67.18 7070.41 08:09:01 AM 21.95 0.25 21.70 40.13 969.39 08:10:00 AM 18.63 0.07 18.56 3.10 476.09 08:10:01 AM 0.00 0.00 0.00 0.00 0.00 08:11:01 AM 11.71 0.00 11.71 0.00 310.81 08:12:01 AM 21.91 0.72 21.19 31.06 751.25 08:13:01 AM 18.19 0.38 17.81 38.65 528.62 Average: 30.49 0.30 30.19 26.91 2954.23 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1391440 2960860 2362236 62.93 2104 1746212 691944 14.41 146840 1955540 41780 08:07:01 AM 1094876 2936064 2658800 70.83 2104 2001576 678916 14.14 158580 2181044 147900 08:08:01 AM 974776 2893508 2778900 74.03 2104 2078240 706828 14.72 153240 2300868 48388 08:09:01 AM 1103640 2984348 2650036 70.60 2104 2039700 617524 12.86 175244 2147876 9412 08:10:00 AM 1095068 2975108 2658608 70.83 2104 2038824 628832 13.09 213512 2119232 7476 08:10:01 AM 1094140 2974208 2659536 70.85 2104 2038832 628832 13.09 213528 2119628 7496 08:11:01 AM 1095896 2975792 2657780 70.80 2104 2038832 623028 12.97 214140 2117820 7476 08:12:01 AM 1075272 2956096 2678404 71.35 2104 2039732 643208 13.39 398156 1954772 7500 08:13:01 AM 1076764 2962400 2676912 71.31 2104 2044016 640460 13.34 398064 1952744 20840 Average: 1111319 2957598 2642357 70.39 2104 2007329 651064 13.56 230145 2094392 33141 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 66.79 56.83 844.66 5.74 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 40.01 33.91 362.94 4.08 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 52.07 40.82 662.07 7.05 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 10.53 11.65 12.22 4.20 0.00 0.00 0.00 0.00 08:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 AM eth0 9.79 11.95 7.68 5.59 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 0.00 0.00 0.00 0.00 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 10.83 11.63 9.65 3.75 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 14.71 14.68 15.42 6.64 0.00 0.00 0.00 0.00 08:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 AM eth0 11.40 12.18 10.37 5.76 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 27.00 24.19 240.62 5.34 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) 07/21/2026 _x86_64_ (2 CPU) 08:03:54 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 21.33 0.00 1.96 0.93 1.84 73.94 08:06:01 AM 0 19.45 0.00 1.79 1.01 1.95 75.81 08:06:01 AM 1 23.23 0.00 2.13 0.85 1.73 72.07 08:07:01 AM all 37.02 0.00 4.63 2.58 3.34 52.44 08:07:01 AM 0 28.56 0.00 3.82 2.65 3.35 61.63 08:07:01 AM 1 45.55 0.00 5.45 2.50 3.33 43.16 08:08:01 AM all 37.69 0.00 2.96 1.31 2.96 55.09 08:08:01 AM 0 29.48 0.00 2.90 1.74 2.78 63.10 08:08:01 AM 1 45.91 0.00 3.02 0.87 3.13 47.07 08:09:01 AM all 36.13 0.00 2.82 0.58 3.03 57.44 08:09:01 AM 0 22.77 0.00 2.78 0.75 2.93 70.76 08:09:01 AM 1 49.59 0.00 2.85 0.41 3.13 44.02 08:10:00 AM all 37.78 0.00 2.01 0.51 2.77 56.93 08:10:00 AM 0 16.73 0.00 1.18 0.48 2.62 78.98 08:10:00 AM 1 59.11 0.00 2.84 0.54 2.93 34.58 08:10:01 AM all 0.68 0.00 0.68 0.00 0.00 98.64 08:10:01 AM 0 1.35 0.00 1.35 0.00 0.00 97.30 08:10:01 AM 1 0.00 0.00 0.00 0.00 0.00 100.00 08:11:01 AM all 32.03 0.00 2.21 0.32 2.78 62.66 08:11:01 AM 0 9.40 0.00 1.42 0.18 2.97 86.04 08:11:01 AM 1 55.15 0.00 3.01 0.47 2.60 38.77 08:12:01 AM all 37.48 0.00 2.84 0.45 3.10 56.14 08:12:01 AM 0 15.07 0.00 1.74 0.52 3.30 79.37 08:12:01 AM 1 60.31 0.00 3.96 0.38 2.89 32.47 08:13:01 AM all 38.72 0.00 3.31 0.45 3.34 54.18 08:13:01 AM 0 18.81 0.00 1.82 0.58 3.64 75.15 08:13:01 AM 1 59.00 0.00 4.83 0.31 3.04 32.81 Average: all 34.73 0.00 2.84 0.89 2.89 58.65 Average: 0 20.00 0.00 2.18 0.99 2.94 73.89 Average: 1 49.64 0.00 3.51 0.79 2.84 43.22