---> uname -a: Linux prd-centos8-builder-2c-4g-2037.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 509 1012 17 2143 2878 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:00:d5:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.134/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe00:d568/64 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) 05/29/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 254.20 181.96 72.24 15032.92 38549.97 12:06:01 AM 62.05 0.38 61.66 34.12 5772.18 12:07:01 AM 68.69 2.15 66.54 85.01 10994.40 12:08:01 AM 30.24 0.05 30.19 1.33 3065.88 12:09:01 AM 19.96 0.27 19.70 41.86 512.53 12:10:01 AM 12.58 0.00 12.58 0.00 349.98 12:11:01 AM 21.21 0.73 20.48 31.58 742.04 12:12:01 AM 19.46 0.38 19.08 38.65 533.97 Average: 61.13 23.29 37.85 1912.06 7579.65 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1515572 3028576 2238112 59.62 2104 1692100 646604 13.46 138288 1851304 96868 12:06:01 AM 1251708 2980252 2501976 66.65 2104 1895852 657308 13.69 145384 2065308 173460 12:07:01 AM 1092496 2956600 2661188 70.90 2104 2023092 649772 13.53 148412 2186528 24256 12:08:01 AM 927728 2878460 2825956 75.28 2104 2109216 722512 15.05 193908 2304264 55476 12:09:01 AM 950356 2894464 2803328 74.68 2104 2102796 707176 14.73 232136 2244728 46924 12:10:01 AM 1062632 2967408 2691052 71.69 2104 2063384 637356 13.27 229752 2134752 7464 12:11:01 AM 1044696 2950416 2708988 72.17 2104 2064288 653180 13.60 413796 1969056 7508 12:12:01 AM 1040380 2950984 2713304 72.28 2104 2068580 652084 13.58 413712 1971468 20816 Average: 1110696 2950895 2642988 70.41 2104 2002414 665749 13.86 239424 2090926 54096 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 205.56 131.34 1255.75 56.31 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 87.02 74.06 1000.05 7.96 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 24.85 22.40 284.91 4.99 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 58.01 50.02 664.94 7.65 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 13.41 15.46 13.63 6.37 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 10.56 11.06 8.60 3.88 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 17.32 15.62 16.44 6.82 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 12.45 12.63 11.11 6.06 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 53.72 41.63 407.75 12.52 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) 05/29/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 42.97 0.08 15.56 11.06 2.09 28.24 12:05:01 AM 0 50.94 0.08 17.16 10.53 2.27 19.01 12:05:01 AM 1 34.97 0.08 13.95 11.59 1.91 37.49 12:06:01 AM all 38.55 0.00 4.20 1.64 1.87 53.74 12:06:01 AM 0 44.04 0.00 4.36 2.31 1.91 47.39 12:06:01 AM 1 33.04 0.00 4.04 0.97 1.83 60.12 12:07:01 AM all 38.86 0.00 4.04 2.69 1.73 52.68 12:07:01 AM 0 61.60 0.00 5.50 2.00 1.95 28.95 12:07:01 AM 1 16.28 0.00 2.58 3.38 1.51 76.25 12:08:01 AM all 38.39 0.00 2.46 0.94 1.62 56.59 12:08:01 AM 0 67.33 0.00 3.23 0.28 1.96 27.20 12:08:01 AM 1 9.59 0.00 1.69 1.59 1.28 85.85 12:09:01 AM all 38.16 0.00 2.48 0.39 1.63 57.34 12:09:01 AM 0 44.82 0.00 2.48 0.56 1.69 50.44 12:09:01 AM 1 31.50 0.00 2.49 0.22 1.56 64.23 12:10:01 AM all 36.25 0.00 2.62 0.14 1.46 59.52 12:10:01 AM 0 37.13 0.00 2.24 0.20 1.41 59.01 12:10:01 AM 1 35.38 0.00 2.99 0.08 1.51 60.03 12:11:01 AM all 37.14 0.00 2.86 0.34 1.55 58.12 12:11:01 AM 0 44.80 0.00 2.58 0.14 1.74 50.74 12:11:01 AM 1 29.47 0.00 3.14 0.54 1.35 65.49 12:12:01 AM all 37.88 0.00 3.35 0.33 1.68 56.76 12:12:01 AM 0 48.03 0.00 3.72 0.32 1.86 46.08 12:12:01 AM 1 27.73 0.00 2.99 0.35 1.49 67.44 Average: all 38.52 0.01 4.69 2.19 1.70 52.88 Average: 0 49.84 0.01 5.16 2.04 1.85 41.11 Average: 1 27.22 0.01 4.23 2.33 1.56 64.65