---> uname -a: Linux prd-centos8-builder-2c-4g-2776.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 9.5G 11G 48% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 608 476 17 2580 2758 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:6c:50:96 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 85824sec preferred_lft 85824sec inet6 fe80::f816:3eff:fe6c:5096/64 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) 11/15/2026 _x86_64_ (2 CPU) 07:03:47 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 55.08 6.08 49.00 925.69 5393.49 07:07:01 AM 61.71 0.72 60.99 201.57 8938.03 07:08:02 AM 42.94 0.50 42.44 60.65 11149.82 07:09:01 AM 17.96 0.00 17.96 0.00 3181.36 07:10:01 AM 20.96 0.23 20.73 34.12 4443.32 07:11:01 AM 12.69 0.00 12.69 0.00 482.89 07:12:01 AM 7.10 0.00 7.10 0.00 321.94 07:13:01 AM 197.80 30.99 166.81 1927.68 10656.56 Average: 52.10 4.83 47.27 394.51 5575.68 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1383280 3034660 2370396 63.15 2104 1820124 595400 12.40 137072 1945460 138152 07:07:01 AM 1072612 2983692 2681064 71.43 2104 2070436 615612 12.82 139200 2217468 171296 07:08:02 AM 1041472 2968672 2712204 72.25 2104 2083420 623488 12.98 163064 2205220 84336 07:09:01 AM 1006488 2968260 2747188 73.19 2104 2117644 624264 13.00 174516 2230412 118344 07:10:01 AM 964636 2927356 2789040 74.30 2104 2120660 671216 13.98 177192 2279616 8212 07:11:01 AM 1037300 2998040 2716376 72.37 2104 2118672 596420 12.42 177616 2206316 6208 07:12:01 AM 1013872 2974580 2739804 72.99 2104 2118672 622004 12.95 177904 2230040 4 07:13:01 AM 609192 2943968 3144484 83.77 2104 2471316 583424 12.15 406940 2319764 25688 Average: 1016106 2974904 2737570 72.93 2104 2115118 616478 12.84 194188 2204287 69030 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 41.84 36.17 892.01 4.41 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 65.32 56.92 1022.06 7.01 0.00 0.00 0.00 0.00 07:08:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:02 AM eth0 7.98 9.11 53.81 3.07 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 5.73 6.24 4.47 2.11 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.73 9.91 5.31 3.65 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 5.95 6.33 4.36 2.11 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 5.70 5.38 5.43 0.78 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 162.99 140.99 2243.47 19.83 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 38.22 33.94 529.91 5.38 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) 11/15/2026 _x86_64_ (2 CPU) 07:03:47 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 24.39 0.00 3.19 1.54 0.10 70.77 07:06:01 AM 0 21.58 0.00 2.65 1.73 0.12 73.92 07:06:01 AM 1 27.21 0.00 3.74 1.35 0.08 67.62 07:07:01 AM all 23.90 0.00 3.53 2.36 0.09 70.13 07:07:01 AM 0 9.46 0.00 2.52 2.79 0.07 85.16 07:07:01 AM 1 38.34 0.00 4.53 1.92 0.12 55.09 07:08:02 AM all 31.00 0.00 3.31 1.63 0.10 63.96 07:08:02 AM 0 25.01 0.00 3.17 1.23 0.08 70.50 07:08:02 AM 1 36.99 0.00 3.45 2.02 0.12 57.43 07:09:01 AM all 20.95 0.00 1.91 0.52 0.07 76.56 07:09:01 AM 0 28.17 0.00 2.43 0.44 0.08 68.88 07:09:01 AM 1 13.72 0.00 1.39 0.59 0.05 84.24 07:10:01 AM all 17.02 0.00 1.85 0.49 0.05 80.59 07:10:01 AM 0 11.39 0.00 1.80 0.37 0.03 86.40 07:10:01 AM 1 22.63 0.00 1.90 0.62 0.07 74.78 07:11:01 AM all 18.31 0.00 1.35 0.25 0.05 80.04 07:11:01 AM 0 6.13 0.00 1.04 0.25 0.03 92.55 07:11:01 AM 1 30.47 0.00 1.67 0.25 0.07 67.55 07:12:01 AM all 6.99 0.00 0.69 0.24 0.03 92.05 07:12:01 AM 0 6.15 0.00 0.60 0.35 0.03 92.86 07:12:01 AM 1 7.83 0.00 0.78 0.13 0.02 91.24 07:13:01 AM all 11.11 0.00 5.19 19.96 0.10 63.65 07:13:01 AM 0 8.19 0.00 5.48 21.03 0.10 65.20 07:13:01 AM 1 14.03 0.00 4.90 18.88 0.10 62.09 Average: all 19.21 0.00 2.63 3.37 0.07 74.72 Average: 0 14.49 0.00 2.46 3.53 0.07 79.46 Average: 1 23.93 0.00 2.80 3.22 0.08 69.98