---> uname -a: Linux prd-centos8-builder-2c-4g-1518.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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 512 911 17 2241 2873 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:70:4d:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.217/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85736sec preferred_lft 85736sec inet6 fe80::f816:3eff:fe70:4df0/64 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) 10/31/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:05:02 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 53.09 2.90 50.19 329.57 5274.78 03:07:01 AM 64.43 0.75 63.68 202.07 11427.36 03:08:01 AM 39.14 0.55 38.59 66.91 9640.59 03:09:01 AM 30.33 0.05 30.28 1.33 3870.40 03:10:01 AM 20.41 0.17 20.24 31.06 4463.98 03:11:01 AM 16.38 0.07 16.31 3.07 505.98 03:12:01 AM 15.19 0.00 15.19 0.00 519.73 03:13:01 AM 8.93 1.02 7.91 28.92 359.23 03:14:01 AM 28.48 11.01 17.46 379.00 566.79 03:15:01 AM 22.78 0.38 22.39 38.65 852.73 Average: 29.88 1.69 28.19 107.68 3745.63 03:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1399112 3046812 2354564 62.73 2104 1816504 572020 11.91 136428 1931360 137860 03:07:01 AM 1061660 2961204 2692016 71.72 2104 2059168 630428 13.13 138764 2225772 89832 03:08:01 AM 735228 2846924 3018448 80.41 2104 2267276 737200 15.35 160220 2520260 127804 03:09:01 AM 658236 2770880 3095440 82.46 2104 2267744 818008 17.03 187436 2567364 161492 03:10:01 AM 912992 2944848 2840684 75.68 2104 2189452 642896 13.39 218964 2287432 47144 03:11:01 AM 982948 2973880 2770728 73.81 2104 2148628 609720 12.70 218192 2219032 6208 03:12:01 AM 984996 2975852 2768680 73.76 2104 2148628 609576 12.69 218564 2215688 6208 03:13:01 AM 969996 2961540 2783680 74.16 2104 2149504 612432 12.75 219708 2229176 4 03:14:01 AM 951188 2955916 2802488 74.66 2104 2162096 620608 12.92 411064 2055952 7360 03:15:01 AM 962496 2972124 2791180 74.36 2104 2166344 603776 12.57 417728 2037528 20832 Average: 961885 2940998 2791791 74.37 2104 2137534 645666 13.45 232707 2228956 60474 03:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 46.04 40.48 899.38 4.72 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 57.26 49.57 897.65 6.79 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 39.70 36.10 736.48 5.66 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 6.62 7.83 4.02 6.36 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 8.28 8.75 8.58 2.54 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 8.96 9.63 5.00 4.26 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 6.86 7.78 4.15 3.21 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 14.15 10.90 12.52 9.88 0.00 0.00 0.00 0.00 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 12.33 12.63 11.76 5.89 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 12.81 12.51 9.95 5.73 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 21.26 19.58 257.88 5.51 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) 10/31/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:05:02 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 24.44 0.00 3.13 1.04 0.09 71.30 03:06:01 AM 0 33.49 0.00 4.12 1.39 0.10 60.90 03:06:01 AM 1 15.38 0.00 2.14 0.70 0.08 81.70 03:07:01 AM all 23.96 0.00 3.44 2.30 0.08 70.21 03:07:01 AM 0 23.76 0.00 3.62 2.34 0.08 70.20 03:07:01 AM 1 24.17 0.00 3.26 2.27 0.08 70.21 03:08:01 AM all 30.16 0.00 2.96 0.95 0.10 65.83 03:08:01 AM 0 24.70 0.00 2.01 1.01 0.10 72.17 03:08:01 AM 1 35.64 0.00 3.91 0.89 0.10 59.47 03:09:01 AM all 26.07 0.00 2.46 0.62 0.10 70.75 03:09:01 AM 0 42.11 0.00 2.91 0.88 0.10 54.00 03:09:01 AM 1 10.02 0.00 2.00 0.35 0.10 87.53 03:10:01 AM all 10.29 0.00 1.49 0.52 0.06 87.64 03:10:01 AM 0 12.43 0.00 1.60 0.57 0.05 85.35 03:10:01 AM 1 8.14 0.00 1.39 0.47 0.07 89.94 03:11:01 AM all 23.84 0.00 1.42 0.37 0.08 74.30 03:11:01 AM 0 43.13 0.00 1.97 0.72 0.10 54.08 03:11:01 AM 1 4.50 0.00 0.87 0.02 0.05 94.57 03:12:01 AM all 19.82 0.00 1.40 0.25 0.08 78.44 03:12:01 AM 0 27.25 0.00 1.57 0.23 0.08 70.87 03:12:01 AM 1 12.38 0.00 1.24 0.27 0.08 86.03 03:13:01 AM all 7.74 0.00 0.91 0.32 0.06 90.97 03:13:01 AM 0 9.34 0.00 1.10 0.27 0.05 89.24 03:13:01 AM 1 6.14 0.00 0.72 0.37 0.07 92.71 03:14:01 AM all 24.56 0.00 2.00 0.70 0.08 72.66 03:14:01 AM 0 36.79 0.00 2.08 0.37 0.08 60.67 03:14:01 AM 1 12.31 0.00 1.91 1.04 0.07 84.68 03:15:01 AM all 25.72 0.00 2.55 0.66 0.08 70.99 03:15:01 AM 0 36.50 0.00 3.15 0.62 0.08 59.65 03:15:01 AM 1 14.92 0.00 1.95 0.70 0.08 82.34 Average: all 21.66 0.00 2.17 0.77 0.08 75.31 Average: 0 28.95 0.00 2.41 0.84 0.08 67.72 Average: 1 14.36 0.00 1.94 0.71 0.08 82.92