---> uname -a: Linux prd-centos8-builder-2c-4g-1449.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 489 1131 17 2044 2901 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:18:24:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fe18:2443/64 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) 04/26/2026 _x86_64_ (2 CPU) 01:03:58 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 87.44 6.36 81.07 931.56 5560.50 01:07:01 AM 64.59 2.17 62.42 108.78 6698.80 01:08:01 AM 37.70 0.08 37.62 1.87 4915.86 01:09:01 AM 20.96 0.27 20.69 41.85 844.24 01:10:01 AM 17.01 0.00 17.01 0.00 604.08 01:11:01 AM 21.67 0.72 20.96 31.05 752.27 01:12:01 AM 18.78 0.38 18.39 38.65 545.03 Average: 38.31 1.43 36.88 164.83 2845.74 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1236560 2930548 2517124 67.06 2104 1862256 697160 14.52 181860 2045808 167400 01:07:01 AM 1220200 2986372 2533484 67.49 2104 1927768 614152 12.79 146140 2072580 88528 01:08:01 AM 1077708 2921388 2675976 71.29 2104 2004720 676892 14.10 174932 2184496 56012 01:09:01 AM 1121688 2948708 2631996 70.12 2104 1987976 650404 13.54 211952 2102904 27936 01:10:01 AM 1183016 2989540 2570668 68.48 2104 1967548 606944 12.64 211284 2040448 4 01:11:01 AM 1150724 2958304 2602960 69.34 2104 1968456 634316 13.21 395484 1890212 7508 01:12:01 AM 1164572 2976544 2589112 68.98 2104 1972216 621120 12.93 395320 1875884 20340 Average: 1164924 2958772 2588760 68.97 2104 1955849 642998 13.39 245282 2030333 52533 01:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 72.89 57.93 859.18 9.58 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 26.16 23.28 255.73 4.83 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 49.85 41.32 640.20 7.68 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.16 13.28 12.71 5.39 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 10.76 11.83 8.82 4.47 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 17.14 15.81 17.36 6.62 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 12.30 12.73 9.78 12.35 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 28.75 25.17 257.68 7.27 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) 04/26/2026 _x86_64_ (2 CPU) 01:03:58 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 34.60 0.00 4.42 3.47 2.56 54.96 01:06:01 AM 0 45.15 0.00 6.12 5.91 2.56 40.25 01:06:01 AM 1 24.09 0.00 2.72 1.05 2.55 69.59 01:07:01 AM all 36.64 0.00 3.98 1.63 3.24 54.51 01:07:01 AM 0 47.35 0.00 4.92 1.90 2.84 42.98 01:07:01 AM 1 26.10 0.00 3.04 1.37 3.63 65.86 01:08:01 AM all 36.62 0.00 3.11 1.20 2.58 56.49 01:08:01 AM 0 53.31 0.00 3.87 1.72 2.86 38.24 01:08:01 AM 1 19.99 0.00 2.36 0.68 2.31 74.67 01:09:01 AM all 35.88 0.00 2.53 0.54 3.09 57.96 01:09:01 AM 0 22.88 0.00 2.09 0.36 3.10 71.57 01:09:01 AM 1 49.01 0.00 2.97 0.73 3.07 44.23 01:10:01 AM all 35.04 0.00 2.47 0.39 2.62 59.48 01:10:01 AM 0 54.34 0.00 3.29 0.33 2.59 39.45 01:10:01 AM 1 15.94 0.00 1.66 0.44 2.66 79.30 01:11:01 AM all 35.66 0.00 2.81 1.01 2.79 57.73 01:11:01 AM 0 35.04 0.00 3.02 1.23 2.84 57.87 01:11:01 AM 1 36.28 0.00 2.59 0.79 2.74 57.60 01:12:01 AM all 38.65 0.00 3.15 0.35 2.99 54.85 01:12:01 AM 0 56.16 0.00 4.35 0.63 2.59 36.27 01:12:01 AM 1 21.47 0.00 1.99 0.08 3.39 73.08 Average: all 36.16 0.00 3.21 1.23 2.84 56.57 Average: 0 44.83 0.00 3.95 1.72 2.77 46.73 Average: 1 27.53 0.00 2.47 0.73 2.91 66.35