---> uname -a: Linux prd-centos8-builder-2c-4g-2816.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 501 1044 17 2120 2887 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:32:25:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.68/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85882sec preferred_lft 85882sec inet6 fe80::f816:3eff:fe32:2571/64 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) 06/07/2026 _x86_64_ (2 CPU) 00:03:53 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 52.82 0.53 52.28 37.19 5793.64 12:07:01 AM 66.40 0.08 66.32 0.93 10036.70 12:08:01 AM 36.22 2.12 34.11 85.44 4480.02 12:09:01 AM 23.31 0.27 23.04 41.85 976.39 12:10:01 AM 20.43 0.00 20.43 0.00 688.52 12:11:01 AM 16.36 0.00 16.36 0.00 608.75 12:12:01 AM 17.24 1.10 16.14 69.71 486.82 Average: 33.26 0.59 32.67 33.59 3296.48 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1368716 3022428 2384968 63.54 2104 1821596 605996 12.62 143772 1951588 132656 12:07:01 AM 1093528 2931376 2660156 70.87 2104 1997328 672728 14.01 147444 2186856 68820 12:08:01 AM 1076412 2958220 2677272 71.32 2104 2040360 635416 13.23 173668 2175840 22236 12:09:01 AM 1096264 2978112 2657420 70.79 2104 2040436 620668 12.92 213372 2115888 7460 12:10:01 AM 988764 2909892 2764920 73.66 2104 2079912 690008 14.37 216876 2221524 46928 12:11:01 AM 992476 2913568 2761208 73.56 2104 2079916 684164 14.25 217584 2217552 46928 12:12:01 AM 1091424 2975564 2662260 70.92 2104 2042592 627956 13.08 399580 1933624 7416 Average: 1101083 2955594 2652601 70.67 2104 2014591 648134 13.50 216042 2114696 47492 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 72.96 61.45 890.04 6.25 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 40.21 35.71 337.40 5.81 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 52.53 44.79 659.23 7.06 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.11 12.91 12.76 5.30 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 8.73 11.05 7.28 5.43 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.56 13.01 11.13 4.08 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 15.59 14.21 15.75 11.27 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 30.67 27.59 276.23 6.46 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) 06/07/2026 _x86_64_ (2 CPU) 00:03:53 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 36.59 0.00 4.29 1.11 2.48 55.52 12:06:01 AM 0 22.25 0.00 2.44 1.45 2.44 71.43 12:06:01 AM 1 51.08 0.00 6.17 0.77 2.53 39.45 12:07:01 AM all 38.79 0.00 3.81 2.64 2.76 52.01 12:07:01 AM 0 22.15 0.00 3.33 3.36 2.74 68.41 12:07:01 AM 1 55.55 0.00 4.30 1.90 2.78 35.48 12:08:01 AM all 36.33 0.00 3.01 1.02 2.30 57.34 12:08:01 AM 0 40.31 0.00 3.25 0.91 2.09 53.45 12:08:01 AM 1 32.38 0.00 2.77 1.12 2.51 61.22 12:09:01 AM all 35.81 0.00 2.43 0.60 2.22 58.94 12:09:01 AM 0 27.64 0.00 2.20 0.88 2.10 67.18 12:09:01 AM 1 43.99 0.00 2.66 0.33 2.33 50.69 12:10:01 AM all 36.20 0.00 1.73 0.55 2.14 59.37 12:10:01 AM 0 25.28 0.00 1.60 0.54 2.06 70.52 12:10:01 AM 1 47.18 0.00 1.86 0.56 2.22 48.18 12:11:01 AM all 33.92 0.00 2.48 0.38 2.42 60.80 12:11:01 AM 0 34.16 0.00 2.41 0.63 2.34 60.46 12:11:01 AM 1 33.67 0.00 2.55 0.13 2.50 61.14 12:12:01 AM all 39.01 0.00 3.40 0.54 2.91 54.15 12:12:01 AM 0 33.62 0.00 3.98 0.67 2.76 58.96 12:12:01 AM 1 44.40 0.00 2.82 0.40 3.05 49.34 Average: all 36.67 0.00 3.02 0.98 2.46 56.87 Average: 0 29.33 0.00 2.74 1.21 2.36 64.35 Average: 1 44.02 0.00 3.30 0.74 2.56 49.38