---> uname -a: Linux prd-centos8-builder-2c-4g-1070.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 498 928 17 2238 2888 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:ad:23:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.9/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85752sec preferred_lft 85752sec inet6 fe80::f816:3eff:fead:237f/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) 10/24/2026 _x86_64_ (2 CPU) 20:03:48 LINUX RESTART (2 CPU) 08:05:01 PM tps rtps wtps bread/s bwrtn/s 08:06:01 PM 53.47 4.25 49.22 568.48 5379.16 08:07:01 PM 61.44 0.72 60.72 201.57 8260.16 08:08:01 PM 45.12 0.58 44.54 67.44 12887.05 08:09:01 PM 33.66 0.05 33.61 1.33 4052.87 08:10:01 PM 24.29 0.20 24.09 32.39 4573.13 08:11:01 PM 12.93 0.03 12.90 1.73 354.96 08:12:01 PM 14.56 0.00 14.56 0.00 497.43 08:13:01 PM 6.62 0.00 6.62 0.00 192.30 08:14:01 PM 26.91 11.21 15.69 394.27 475.69 Average: 31.00 1.89 29.11 140.81 4074.81 08:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 PM 1393560 3039224 2360116 62.87 2104 1814196 587584 12.24 135352 1934080 136608 08:07:01 PM 1102696 3001956 2650980 70.62 2104 2058796 601792 12.53 138236 2188696 186140 08:08:01 PM 852556 2904544 2901120 77.29 2104 2210328 681064 14.18 154368 2414484 69632 08:09:01 PM 754704 2838484 2998972 79.89 2104 2240100 752880 15.68 187092 2473860 134264 08:10:01 PM 990556 2980984 2763120 73.61 2104 2148164 631444 13.15 216596 2211592 6216 08:11:01 PM 1006820 2998348 2746856 73.18 2104 2149356 586328 12.21 218072 2193704 7360 08:12:01 PM 984876 2975432 2768800 73.76 2104 2148220 611300 12.73 218440 2216228 4 08:13:01 PM 958672 2951404 2795004 74.46 2104 2150492 632888 13.18 218772 2241344 8496 08:14:01 PM 992328 2996400 2761348 73.56 2104 2161284 583980 12.16 410080 2015668 7516 Average: 1004085 2965197 2749591 73.25 2104 2120104 629918 13.12 210779 2209962 61804 08:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 49.12 41.84 866.38 4.98 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 60.12 52.41 915.11 6.54 0.00 0.00 0.00 0.00 08:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 PM eth0 41.40 38.39 735.92 6.01 0.00 0.00 0.00 0.00 08:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 PM eth0 6.60 7.73 4.08 3.40 0.00 0.00 0.00 0.00 08:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 PM eth0 7.63 8.51 8.35 3.07 0.00 0.00 0.00 0.00 08:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 PM eth0 8.75 9.47 5.21 7.86 0.00 0.00 0.00 0.00 08:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 PM eth0 7.01 8.00 4.81 2.95 0.00 0.00 0.00 0.00 08:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 PM eth0 7.33 7.23 6.17 1.98 0.00 0.00 0.00 0.00 08:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 PM eth0 16.29 14.66 15.24 6.67 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 22.70 20.91 284.59 4.83 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) 10/24/2026 _x86_64_ (2 CPU) 20:03:48 LINUX RESTART (2 CPU) 08:05:01 PM CPU %user %nice %system %iowait %steal %idle 08:06:01 PM all 24.81 0.00 3.20 0.96 0.10 70.93 08:06:01 PM 0 34.33 0.00 3.60 0.72 0.10 61.26 08:06:01 PM 1 15.26 0.00 2.81 1.20 0.10 80.63 08:07:01 PM all 22.07 0.00 3.38 2.38 0.08 72.09 08:07:01 PM 0 28.07 0.00 3.60 1.70 0.07 66.57 08:07:01 PM 1 16.06 0.00 3.16 3.06 0.08 77.64 08:08:01 PM all 29.50 0.00 2.76 1.30 0.08 66.35 08:08:01 PM 0 48.54 0.00 3.72 0.85 0.10 46.79 08:08:01 PM 1 10.44 0.00 1.80 1.75 0.07 85.94 08:09:01 PM all 26.06 0.00 2.62 1.06 0.08 70.19 08:09:01 PM 0 32.10 0.00 2.61 0.95 0.08 64.26 08:09:01 PM 1 20.01 0.00 2.62 1.17 0.07 76.14 08:10:01 PM all 19.74 0.00 1.99 0.81 0.07 77.39 08:10:01 PM 0 28.12 0.00 2.50 0.93 0.07 68.38 08:10:01 PM 1 11.35 0.00 1.49 0.68 0.07 86.41 08:11:01 PM all 20.38 0.00 1.63 0.28 0.07 77.65 08:11:01 PM 0 36.95 0.00 2.13 0.23 0.08 60.60 08:11:01 PM 1 3.78 0.00 1.12 0.32 0.05 94.74 08:12:01 PM all 19.18 0.00 1.03 0.23 0.06 79.50 08:12:01 PM 0 19.66 0.00 1.17 0.43 0.05 78.69 08:12:01 PM 1 18.70 0.00 0.90 0.03 0.07 80.30 08:13:01 PM all 9.96 0.00 1.09 0.13 0.04 88.78 08:13:01 PM 0 9.06 0.00 1.02 0.25 0.05 89.62 08:13:01 PM 1 10.86 0.00 1.15 0.02 0.03 87.93 08:14:01 PM all 26.58 0.00 2.19 0.87 0.08 70.27 08:14:01 PM 0 26.12 0.00 2.35 0.52 0.08 70.93 08:14:01 PM 1 27.04 0.00 2.04 1.22 0.08 69.62 Average: all 22.03 0.00 2.21 0.89 0.07 74.79 Average: 0 29.22 0.00 2.52 0.73 0.08 67.45 Average: 1 14.83 0.00 1.90 1.05 0.07 82.15