---> uname -a: Linux prd-centos8-docker-4c-4g-33994.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 817 11697 19 3247 14596 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:5a:d5:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.212/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fe5a:d5af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2a:ea:6e:1b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:2aff:feea:6e1b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/09/2025 _x86_64_ (4 CPU) 08:02:40 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 269.85 19.80 250.05 5424.53 9979.56 08:05:01 AM 233.74 21.30 212.45 3995.33 13355.31 08:06:01 AM 54.57 0.05 54.52 1.07 7820.04 08:07:01 AM 4.07 0.00 4.07 0.00 316.53 08:08:01 AM 71.66 3.33 68.33 547.73 15212.46 08:09:01 AM 15.73 0.97 14.76 1587.47 4028.99 08:10:01 AM 17.85 0.33 17.51 13.60 6063.51 Average: 95.36 6.54 88.82 1652.99 8111.28 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 13214452 15034176 2927080 18.13 2688 2032340 1162276 6.76 153480 2411292 195744 08:05:01 AM 12177948 14309504 3963584 24.56 2688 2334468 1613636 9.39 233596 3312520 43980 08:06:01 AM 10472008 12778956 5669524 35.12 2688 2508100 3051900 17.75 259280 4986600 1452 08:07:01 AM 10310004 12623932 5831528 36.13 2688 2514832 3115448 18.12 260924 5145300 1740 08:08:01 AM 7119700 9984956 9021832 55.89 2688 3055212 12405776 72.17 380728 8132020 101944 08:09:01 AM 11667572 14591508 4473960 27.72 2688 3114156 1542912 8.98 435492 3577764 125848 08:10:01 AM 12001492 14965608 4140040 25.65 2688 3146984 1188892 6.92 641132 3023996 24336 Average: 10994739 13469806 5146793 31.89 2688 2672299 3440120 20.01 337805 4369927 70721 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 409.74 235.99 1996.30 70.09 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 247.69 205.33 2269.21 39.46 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 232.49 160.15 2737.38 45.92 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 174.47 114.60 53.70 65.62 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 17.04 17.04 27.42 27.42 0.00 0.00 0.00 0.00 08:08:01 AM eth0 312.94 166.57 2845.91 25.91 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM vethae053f4 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-cb33b0a5e446 5.26 5.25 25.58 0.90 0.00 0.00 0.00 0.00 08:08:01 AM vethddae629 5.46 5.20 25.65 0.87 0.00 0.00 0.00 0.00 08:08:01 AM vethd50ed07 10.21 10.74 26.51 26.55 0.00 0.00 0.00 0.00 08:09:01 AM lo 2.63 2.63 0.17 0.17 0.00 0.00 0.00 0.00 08:09:01 AM eth0 234.61 164.83 2121.22 13.16 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 176.30 115.01 268.21 108.19 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.81 2.81 3.94 3.94 0.00 0.00 0.00 0.00 Average: eth0 255.48 166.07 1756.09 52.62 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/09/2025 _x86_64_ (4 CPU) 08:02:40 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 26.90 0.00 3.07 1.51 0.08 68.44 08:04:01 AM 0 27.61 0.00 3.50 3.03 0.07 65.80 08:04:01 AM 1 19.38 0.00 2.06 0.85 0.08 77.63 08:04:01 AM 2 27.00 0.00 3.45 1.51 0.07 67.97 08:04:01 AM 3 33.65 0.00 3.27 0.65 0.08 62.35 08:05:01 AM all 50.06 0.00 2.35 1.21 0.09 46.28 08:05:01 AM 0 44.27 0.00 2.56 1.67 0.08 51.41 08:05:01 AM 1 49.41 0.00 2.11 1.14 0.08 47.27 08:05:01 AM 2 57.76 0.00 2.01 0.64 0.08 39.51 08:05:01 AM 3 48.81 0.00 2.75 1.41 0.10 46.94 08:06:01 AM all 44.05 0.00 1.67 0.30 0.08 53.89 08:06:01 AM 0 41.03 0.00 1.35 0.25 0.08 57.28 08:06:01 AM 1 37.69 0.00 1.69 0.63 0.08 59.91 08:06:01 AM 2 48.40 0.00 2.32 0.25 0.10 48.92 08:06:01 AM 3 49.10 0.00 1.32 0.08 0.07 49.43 08:07:01 AM all 25.19 0.00 1.31 0.02 0.08 73.40 08:07:01 AM 0 15.50 0.00 1.62 0.05 0.08 82.75 08:07:01 AM 1 35.43 0.00 1.67 0.02 0.08 62.80 08:07:01 AM 2 24.15 0.00 1.05 0.00 0.07 74.73 08:07:01 AM 3 25.68 0.00 0.90 0.02 0.07 73.34 08:08:01 AM all 42.25 0.00 3.46 0.73 0.09 53.47 08:08:01 AM 0 42.02 0.00 3.11 0.17 0.08 54.62 08:08:01 AM 1 40.60 0.00 3.35 0.99 0.08 54.98 08:08:01 AM 2 45.08 0.00 3.16 0.93 0.10 50.73 08:08:01 AM 3 41.31 0.00 4.23 0.82 0.08 53.56 08:09:01 AM all 22.64 0.00 1.21 0.15 0.08 75.92 08:09:01 AM 0 21.33 0.00 1.09 0.02 0.10 77.46 08:09:01 AM 1 23.23 0.00 1.04 0.40 0.07 75.27 08:09:01 AM 2 24.74 0.00 1.74 0.12 0.08 73.31 08:09:01 AM 3 21.27 0.00 0.99 0.05 0.07 77.63 08:10:01 AM all 64.85 0.00 1.83 0.10 0.09 33.14 08:10:01 AM 0 73.46 0.00 3.43 0.00 0.10 23.00 08:10:01 AM 1 40.14 0.00 1.64 0.30 0.08 57.84 08:10:01 AM 2 74.01 0.00 1.25 0.02 0.08 24.64 08:10:01 AM 3 71.76 0.00 1.00 0.07 0.08 27.09 Average: all 39.42 0.00 2.13 0.57 0.08 57.80 Average: 0 37.88 0.00 2.38 0.74 0.09 58.91 Average: 1 35.12 0.00 1.93 0.62 0.08 62.25 Average: 2 43.03 0.00 2.14 0.49 0.08 54.26 Average: 3 41.66 0.00 2.06 0.44 0.08 55.76