---> uname -a: Linux prd-centos8-builder-2c-4g-6880.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 484 1064 17 2117 2904 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:6e:9c:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.236/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fe6e:9ccf/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) 07/28/2026 _x86_64_ (2 CPU) 08:03:42 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 183.23 106.78 76.45 11380.95 38725.65 08:06:01 AM 64.25 0.20 64.05 29.99 6315.14 08:07:01 AM 64.58 0.62 63.96 67.71 10229.81 08:08:01 AM 28.15 0.05 28.10 1.33 2916.85 08:09:01 AM 18.21 0.27 17.95 41.86 575.92 08:10:01 AM 19.13 0.00 19.13 0.00 678.21 08:11:01 AM 15.99 0.00 15.99 0.00 610.79 08:12:01 AM 17.11 1.10 16.01 69.71 471.39 Average: 51.34 13.63 37.71 1449.36 7566.84 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 1558188 3049020 2195496 58.49 2104 1669512 639668 13.32 137892 1808016 67756 08:06:01 AM 1273992 2992872 2479692 66.06 2104 1886068 653356 13.61 145244 2039468 152152 08:07:01 AM 1141212 2979188 2612472 69.60 2104 1997192 639988 13.33 148320 2138632 24284 08:08:01 AM 1017032 2933188 2736652 72.91 2104 2074800 693484 14.44 177168 2232340 48128 08:09:01 AM 1067740 2947548 2685944 71.55 2104 2038464 667608 13.90 213512 2145028 8500 08:10:01 AM 1112492 2991312 2641192 70.36 2104 2037496 631452 13.15 213912 2100324 7476 08:11:01 AM 1017144 2895872 2736540 72.90 2104 2037496 722532 15.05 214316 2193560 7484 08:12:01 AM 1111980 2994388 2641704 70.38 2104 2040988 625992 13.04 399932 1915244 8788 Average: 1162472 2972924 2591212 69.03 2104 1972752 659260 13.73 206287 2071576 40571 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 238.84 131.41 1065.08 56.65 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 99.70 85.32 879.42 8.19 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 10.83 10.76 25.71 4.14 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 54.97 49.13 655.70 7.02 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 12.78 13.63 12.86 5.41 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 8.20 9.55 6.55 4.48 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 12.23 12.73 10.85 4.06 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 16.78 15.43 17.56 7.34 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 56.80 41.00 334.25 12.16 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) 07/28/2026 _x86_64_ (2 CPU) 08:03:42 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 44.00 0.05 10.64 9.53 1.74 34.05 08:05:01 AM 0 50.66 0.07 10.17 7.87 2.01 29.22 08:05:01 AM 1 37.33 0.03 11.10 11.19 1.46 38.89 08:06:01 AM all 36.92 0.00 4.16 1.57 2.12 55.23 08:06:01 AM 0 42.28 0.00 3.76 1.64 2.30 50.02 08:06:01 AM 1 31.53 0.00 4.56 1.50 1.95 60.46 08:07:01 AM all 37.81 0.00 4.00 2.39 2.09 53.71 08:07:01 AM 0 52.16 0.00 5.09 2.16 2.05 38.54 08:07:01 AM 1 23.61 0.00 2.92 2.62 2.14 68.71 08:08:01 AM all 35.54 0.00 2.34 0.86 1.85 59.40 08:08:01 AM 0 51.19 0.00 3.40 0.95 1.87 42.59 08:08:01 AM 1 20.02 0.00 1.29 0.78 1.84 76.08 08:09:01 AM all 37.40 0.00 2.54 0.36 1.78 57.92 08:09:01 AM 0 59.81 0.00 3.53 0.47 1.98 34.22 08:09:01 AM 1 15.15 0.00 1.55 0.26 1.59 81.44 08:10:01 AM all 34.81 0.00 1.92 0.28 1.69 61.30 08:10:01 AM 0 51.84 0.00 2.61 0.27 2.03 43.26 08:10:01 AM 1 17.83 0.00 1.23 0.30 1.36 79.29 08:11:01 AM all 34.47 0.00 2.28 0.35 1.85 61.06 08:11:01 AM 0 31.91 0.00 1.83 0.64 1.92 63.69 08:11:01 AM 1 37.04 0.00 2.72 0.05 1.77 58.42 08:12:01 AM all 39.06 0.00 3.67 0.63 1.83 54.81 08:12:01 AM 0 50.01 0.00 4.47 0.68 1.79 43.04 08:12:01 AM 1 28.15 0.00 2.86 0.58 1.87 66.54 Average: all 37.49 0.01 3.93 1.99 1.87 54.72 Average: 0 48.71 0.01 4.35 1.83 1.99 43.11 Average: 1 26.30 0.00 3.51 2.14 1.75 66.29