---> uname -a: Linux prd-centos8-builder-2c-4g-6919.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 1023 17 2132 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:df:9b:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.111/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85869sec preferred_lft 85869sec inet6 fe80::f816:3eff:fedf:9bc0/64 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) 07/28/2026 _x86_64_ (2 CPU) 19:03:44 LINUX RESTART (2 CPU) 07:04:01 PM tps rtps wtps bread/s bwrtn/s 07:05:01 PM 206.36 130.60 75.76 12132.20 38516.96 07:06:01 PM 62.98 0.20 62.78 29.99 5760.10 07:07:01 PM 63.24 0.62 62.62 67.72 10862.79 07:08:01 PM 30.69 0.05 30.64 1.33 3047.62 07:09:01 PM 17.58 0.27 17.31 41.86 483.79 07:10:01 PM 15.51 0.00 15.51 0.00 905.98 07:11:01 PM 29.24 0.00 29.24 0.00 2088.84 07:12:01 PM 19.53 1.10 18.43 69.71 622.46 Average: 55.64 16.61 39.04 1543.01 7786.32 07:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 PM 1565088 3038652 2188588 58.31 2104 1652380 620436 12.92 137276 1801728 56744 07:06:01 PM 1254964 2973596 2498712 66.57 2104 1886152 662272 13.79 144736 2062688 177320 07:07:01 PM 1121180 2959096 2632496 70.13 2104 1997280 639492 13.32 147800 2159428 24280 07:08:01 PM 983344 2900256 2770332 73.80 2104 2075876 694180 14.46 176528 2268612 47064 07:09:01 PM 1036872 2916592 2716804 72.38 2104 2038548 678672 14.13 213092 2178320 8500 07:10:01 PM 919732 2873916 2833944 75.50 2104 2113264 722208 15.04 217252 2289664 67888 07:11:01 PM 956796 2889992 2796880 74.51 2104 2092204 710204 14.79 216604 2254340 46932 07:12:01 PM 1116492 3012672 2637184 70.26 2104 2054892 581304 12.10 399168 1912940 7412 Average: 1119308 2945596 2634368 70.18 2104 1988824 663596 13.82 206557 2115965 54518 07:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 PM eth0 189.96 114.48 957.97 55.39 0.00 0.00 0.00 0.00 07:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 PM eth0 100.73 86.45 984.24 8.40 0.00 0.00 0.00 0.00 07:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 PM eth0 10.66 10.68 25.47 4.04 0.00 0.00 0.00 0.00 07:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 PM eth0 53.53 46.90 656.15 7.13 0.00 0.00 0.00 0.00 07:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 PM eth0 12.26 13.30 12.85 5.32 0.00 0.00 0.00 0.00 07:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 PM eth0 21.96 21.14 269.35 5.05 0.00 0.00 0.00 0.00 07:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 PM eth0 12.57 12.72 10.93 3.99 0.00 0.00 0.00 0.00 07:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 PM eth0 16.61 14.00 16.61 6.91 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 52.29 39.96 366.69 12.03 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) 07/28/2026 _x86_64_ (2 CPU) 19:03:44 LINUX RESTART (2 CPU) 07:04:01 PM CPU %user %nice %system %iowait %steal %idle 07:05:01 PM all 44.60 0.04 10.01 10.04 2.08 33.23 07:05:01 PM 0 44.96 0.03 8.32 10.39 2.04 34.25 07:05:01 PM 1 44.23 0.05 11.70 9.68 2.12 32.21 07:06:01 PM all 36.88 0.00 4.10 1.16 2.19 55.68 07:06:01 PM 0 35.92 0.00 4.35 1.32 2.10 56.30 07:06:01 PM 1 37.84 0.00 3.84 0.99 2.27 55.05 07:07:01 PM all 37.21 0.00 4.04 1.97 2.08 54.70 07:07:01 PM 0 15.15 0.00 2.65 2.67 1.93 77.60 07:07:01 PM 1 59.44 0.00 5.45 1.26 2.24 31.61 07:08:01 PM all 36.60 0.00 2.20 0.85 1.91 58.43 07:08:01 PM 0 27.29 0.00 1.67 0.94 1.90 68.19 07:08:01 PM 1 45.96 0.00 2.74 0.75 1.93 48.62 07:09:01 PM all 37.78 0.00 2.52 0.20 1.69 57.81 07:09:01 PM 0 23.11 0.00 2.13 0.23 1.36 73.17 07:09:01 PM 1 52.47 0.00 2.91 0.17 2.03 42.43 07:10:01 PM all 30.65 0.00 1.74 0.37 1.55 65.70 07:10:01 PM 0 38.11 0.00 1.94 0.30 1.66 57.98 07:10:01 PM 1 23.19 0.00 1.53 0.43 1.44 73.40 07:11:01 PM all 33.43 0.00 2.90 1.11 1.88 60.69 07:11:01 PM 0 38.52 0.00 3.91 2.04 1.81 53.72 07:11:01 PM 1 28.36 0.00 1.88 0.18 1.95 67.63 07:12:01 PM all 39.15 0.00 3.30 0.52 2.28 54.75 07:12:01 PM 0 28.42 0.00 3.05 0.58 2.13 65.83 07:12:01 PM 1 49.91 0.00 3.55 0.46 2.43 43.65 Average: all 37.03 0.01 3.85 2.02 1.96 55.14 Average: 0 31.41 0.00 3.50 2.30 1.87 60.92 Average: 1 42.67 0.01 4.19 1.73 2.05 49.35