---> uname -a: Linux prd-centos8-builder-2c-1g-2785.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 9.8G 31G 25% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 853 4044 20 2800 6525 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1d:b9:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.174/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85705sec preferred_lft 85705sec inet6 fe80::f816:3eff:fe1d:b9cd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 11/12/2026 _x86_64_ (2 CPU) 09:03:43 LINUX RESTART (2 CPU) 09:05:02 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 90.80 14.27 76.53 195.32 5752.76 09:07:01 AM 96.88 1.12 95.77 227.52 12599.60 09:08:01 AM 47.11 0.05 47.06 1.33 9722.16 09:09:01 AM 93.77 0.00 93.77 0.00 2288.87 09:10:01 AM 85.52 0.00 85.52 0.00 1941.49 09:11:01 AM 92.89 0.00 92.89 0.00 2099.87 09:12:01 AM 89.49 0.00 89.49 0.00 2024.36 09:13:01 AM 84.59 0.00 84.59 0.00 2451.24 09:14:01 AM 88.82 0.00 88.82 0.00 12716.85 09:15:01 AM 4.15 0.42 3.73 56.07 183.04 Average: 77.37 1.56 75.81 47.78 5176.44 09:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 5272076 7051768 2610360 33.12 2688 1952544 663276 7.43 198680 2064536 174328 09:07:01 AM 4931652 6965084 2950784 37.43 2688 2194640 745172 8.34 203048 2344792 181364 09:08:01 AM 4870368 6872404 3012068 38.21 2688 2164872 820476 9.19 235176 2385476 8004 09:09:01 AM 4813904 6841936 3068532 38.93 2688 2185964 835988 9.36 243652 2420160 5100 09:10:01 AM 4738476 6790800 3143960 39.89 2688 2203596 903376 10.12 250756 2473340 3928 09:11:01 AM 4654628 6736524 3227808 40.95 2688 2222732 918932 10.29 258408 2534064 3832 09:12:01 AM 4596040 6701676 3286396 41.69 2688 2237408 950644 10.64 263968 2572680 2292 09:13:01 AM 4332196 6656892 3550240 45.04 2688 2433640 985588 11.04 284052 2775836 171584 09:14:01 AM 4107032 6626096 3775404 47.90 2688 2610952 986612 11.05 298968 2943156 4 09:15:01 AM 4190488 6715504 3691948 46.84 2688 2614500 886480 9.93 483472 2672492 10152 Average: 4650686 6795868 3231750 41.00 2688 2282085 869654 9.74 272018 2518653 56059 09:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 67.86 47.07 940.96 6.59 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 51.32 34.24 784.04 7.88 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 11.03 9.10 36.22 2.58 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 66.16 38.95 132.35 13.90 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 52.30 32.91 111.86 12.08 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 58.27 35.38 116.81 13.67 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 44.64 31.77 79.12 11.68 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 49.01 35.59 306.67 11.19 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 11.50 6.17 223.89 0.84 0.00 0.00 0.00 0.00 09:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 AM eth0 10.05 6.13 7.03 4.32 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 42.17 27.70 272.76 8.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 11/12/2026 _x86_64_ (2 CPU) 09:03:43 LINUX RESTART (2 CPU) 09:05:02 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 17.97 0.34 8.07 0.99 0.02 72.60 09:06:01 AM 0 15.23 0.34 7.61 0.93 0.02 75.88 09:06:01 AM 1 20.72 0.34 8.54 1.05 0.02 69.32 09:07:01 AM all 25.08 0.00 4.03 0.95 0.02 69.93 09:07:01 AM 0 18.09 0.00 4.04 1.30 0.02 76.56 09:07:01 AM 1 32.09 0.00 4.02 0.60 0.02 63.28 09:08:01 AM all 24.49 0.00 2.84 0.37 0.02 72.29 09:08:01 AM 0 17.52 0.00 2.90 0.23 0.02 79.33 09:08:01 AM 1 31.45 0.00 2.78 0.50 0.02 65.26 09:09:01 AM all 37.59 0.00 1.71 0.73 0.02 59.95 09:09:01 AM 0 41.19 0.00 1.75 0.78 0.02 56.26 09:09:01 AM 1 34.00 0.00 1.66 0.68 0.02 63.64 09:10:01 AM all 39.40 0.00 1.33 0.73 0.03 58.52 09:10:01 AM 0 36.18 0.00 1.25 0.55 0.03 61.99 09:10:01 AM 1 42.61 0.00 1.40 0.90 0.03 55.06 09:11:01 AM all 38.86 0.00 1.41 0.77 0.03 58.93 09:11:01 AM 0 45.79 0.00 1.54 0.92 0.03 51.72 09:11:01 AM 1 31.93 0.00 1.29 0.62 0.02 66.15 09:12:01 AM all 38.39 0.00 1.27 0.86 0.03 59.46 09:12:01 AM 0 43.94 0.00 1.30 0.97 0.03 53.76 09:12:01 AM 1 32.84 0.00 1.23 0.75 0.02 65.15 09:13:01 AM all 35.79 0.00 3.24 1.15 0.03 59.79 09:13:01 AM 0 38.22 0.00 3.46 1.13 0.03 57.15 09:13:01 AM 1 33.36 0.00 3.02 1.17 0.03 62.42 09:14:01 AM all 47.74 0.00 3.08 0.82 0.03 48.33 09:14:01 AM 0 74.11 0.00 2.71 0.18 0.05 22.95 09:14:01 AM 1 21.29 0.00 3.45 1.45 0.02 73.80 09:15:01 AM all 59.66 0.00 1.34 0.02 0.06 38.92 09:15:01 AM 0 99.45 0.00 0.42 0.00 0.08 0.05 09:15:01 AM 1 19.68 0.00 2.28 0.03 0.03 77.98 Average: all 36.53 0.03 2.82 0.74 0.03 59.85 Average: 0 43.02 0.03 2.69 0.70 0.03 53.52 Average: 1 30.02 0.03 2.96 0.78 0.02 66.19