---> uname -a: Linux prd-centos8-robot-2c-8g-19851.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 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: 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 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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 606 4904 19 2187 6793 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:fb:56:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.81/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85851sec preferred_lft 85851sec inet6 fe80::f816:3eff:fefb:5633/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/22/2026 _x86_64_ (2 CPU) 04:00:03 LINUX RESTART (2 CPU) 04:01:01 AM tps rtps wtps bread/s bwrtn/s 04:02:01 AM 123.20 0.48 122.71 18.52 12289.88 04:03:01 AM 39.82 1.40 38.42 135.95 5232.59 04:04:02 AM 66.74 6.93 59.81 1288.32 3764.49 04:05:01 AM 36.00 0.03 35.97 3.52 6505.74 04:06:01 AM 4.47 0.07 4.40 4.93 161.14 04:07:01 AM 1.92 0.00 1.92 0.00 69.34 04:08:01 AM 1.95 0.32 1.63 36.92 100.65 04:09:01 AM 35.10 0.83 34.27 70.78 1434.97 Average: 38.66 1.26 37.40 195.24 3689.67 04:01:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:02:01 AM 5037736 6942352 2844696 36.09 2688 2081312 814448 9.12 197068 2301976 179660 04:03:01 AM 5210204 7072116 2672228 33.90 2688 2038024 666380 7.46 227368 2096352 9016 04:04:02 AM 4897520 7012000 2984912 37.87 2688 2281260 699876 7.84 263312 2341896 174508 04:05:01 AM 4929860 7044288 2952572 37.46 2688 2281580 668660 7.49 268948 2300376 4 04:06:01 AM 4812916 6927756 3069516 38.94 2688 2281988 834020 9.34 269280 2415468 96 04:07:01 AM 4770236 6885128 3112196 39.48 2688 2282048 875352 9.80 269280 2457772 36 04:08:01 AM 5076724 7014396 2805708 35.59 2688 2106256 709140 7.94 266324 2157136 4744 04:09:01 AM 5043036 6982104 2839396 36.02 2688 2112828 737880 8.26 473728 2009720 17552 Average: 4972279 6985018 2910153 36.92 2688 2183162 750720 8.41 279414 2260087 48202 04:01:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:01 AM eth0 160.05 121.57 1540.59 14.99 0.00 0.00 0.00 0.00 04:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 AM eth0 15.86 9.46 8.11 9.98 0.00 0.00 0.00 0.00 04:04:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:04:02 AM eth0 45.73 39.63 338.66 11.41 0.00 0.00 0.00 0.00 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 171.03 128.89 38.77 30.98 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 195.70 199.03 2185.99 700.15 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 532.06 508.83 8304.05 32.86 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 279.77 255.35 3661.11 34.48 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 19.38 16.63 14.95 9.20 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 177.45 159.98 2015.52 105.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/22/2026 _x86_64_ (2 CPU) 04:00:03 LINUX RESTART (2 CPU) 04:01:01 AM CPU %user %nice %system %iowait %steal %idle 04:02:01 AM all 37.99 0.00 5.66 1.84 0.11 54.40 04:02:01 AM 0 40.47 0.00 5.87 2.03 0.12 51.52 04:02:01 AM 1 35.52 0.00 5.46 1.64 0.10 57.28 04:03:01 AM all 13.44 0.00 1.95 2.68 0.08 81.85 04:03:01 AM 0 5.92 0.00 1.59 3.45 0.08 88.95 04:03:01 AM 1 20.96 0.00 2.32 1.90 0.07 74.76 04:04:02 AM all 32.20 0.00 6.15 0.77 0.10 60.78 04:04:02 AM 0 29.19 0.00 6.01 0.80 0.10 63.90 04:04:02 AM 1 35.22 0.00 6.29 0.73 0.10 57.66 04:05:01 AM all 4.53 0.00 1.09 0.98 0.05 93.34 04:05:01 AM 0 2.41 0.00 1.05 0.87 0.07 95.60 04:05:01 AM 1 6.65 0.00 1.12 1.10 0.03 91.09 04:06:01 AM all 12.15 0.00 0.84 0.03 0.08 86.91 04:06:01 AM 0 14.20 0.00 1.11 0.05 0.10 84.54 04:06:01 AM 1 10.09 0.00 0.57 0.02 0.05 89.27 04:07:01 AM all 14.75 0.00 1.55 0.01 0.12 83.58 04:07:01 AM 0 15.37 0.00 1.47 0.00 0.10 83.06 04:07:01 AM 1 14.13 0.00 1.63 0.02 0.13 84.09 04:08:01 AM all 9.54 0.00 1.64 0.00 0.08 88.74 04:08:01 AM 0 14.16 0.00 1.83 0.00 0.09 83.92 04:08:01 AM 1 5.01 0.00 1.46 0.00 0.08 93.45 04:09:01 AM all 30.74 0.01 3.85 0.17 0.08 65.15 04:09:01 AM 0 23.84 0.02 3.55 0.17 0.08 72.35 04:09:01 AM 1 37.65 0.00 4.15 0.17 0.08 57.95 Average: all 19.49 0.00 2.85 0.81 0.09 76.76 Average: 0 18.26 0.00 2.82 0.93 0.09 77.90 Average: 1 20.72 0.00 2.88 0.70 0.08 75.62