---> uname -a: Linux prd-centos8-docker-4c-4g-2015.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: 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): 0-3 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 834 11673 19 3255 14579 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:ea:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fefb:eaa7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4e:40:ea:71 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::42:4eff:fe40:ea71/64 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) 10/11/2025 _x86_64_ (4 CPU) 08:02:51 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 244.25 30.44 213.81 7247.58 43644.94 08:05:01 AM 219.04 20.04 199.00 3884.48 12539.02 08:06:01 AM 80.10 1.38 78.72 86.12 9361.61 08:07:01 AM 2.62 0.00 2.62 0.00 204.60 08:08:01 AM 47.73 3.30 44.44 592.80 13469.70 08:09:01 AM 32.52 0.10 32.42 1.33 2956.50 08:10:01 AM 20.53 1.22 19.31 1590.67 5932.74 Average: 92.40 8.07 84.33 1914.70 12586.74 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 13357792 15127332 2783732 17.25 2688 1984276 1067488 6.21 145276 2281132 161492 08:05:01 AM 11971400 14090016 4170124 25.83 2688 2322948 1883676 10.96 229252 3528072 77908 08:06:01 AM 10861452 13166548 5280072 32.71 2688 2506528 2610388 15.19 259208 4596400 1704 08:07:01 AM 10541548 12852776 5599976 34.69 2688 2512496 2922988 17.00 260828 4913104 2808 08:08:01 AM 8003984 10761636 8137540 50.41 2688 2948500 5393820 31.38 374468 7284372 26388 08:09:01 AM 11010312 13760116 5131212 31.79 2688 2940424 2497512 14.53 406184 4257140 8168 08:10:01 AM 10791096 13782804 5350428 33.15 2688 3178024 2161984 12.58 455576 4417180 38512 Average: 10933941 13363033 5207583 32.26 2688 2627599 2648265 15.41 304399 4468200 45283 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 380.91 216.98 1855.44 67.68 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 221.27 189.24 2386.42 36.28 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 241.83 176.15 2772.93 48.50 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 232.11 159.87 72.60 82.15 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 8.43 8.43 0.97 0.97 0.00 0.00 0.00 0.00 08:08:01 AM eth0 338.32 169.24 2732.32 25.73 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 08:08:01 AM veth17fdd25 0.08 0.32 0.00 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-ffd0c15858b5 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:08:01 AM vethecf3802 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 08:09:01 AM lo 12.49 12.49 26.84 26.84 0.00 0.00 0.00 0.00 08:09:01 AM eth0 11.56 10.12 118.35 2.39 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:09:01 AM veth17fdd25 0.12 0.17 0.01 0.01 0.00 0.00 0.00 0.00 08:09:01 AM br-ffd0c15858b5 5.68 5.48 25.60 0.92 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 116.18 90.02 2232.67 10.04 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 2.99 2.99 3.97 3.97 0.00 0.00 0.00 0.00 Average: eth0 220.30 144.51 1738.65 38.96 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) 10/11/2025 _x86_64_ (4 CPU) 08:02:51 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 26.67 0.00 3.65 3.69 0.12 65.87 08:04:01 AM 0 34.81 0.00 4.29 4.25 0.13 56.51 08:04:01 AM 1 17.27 0.00 3.00 6.73 0.12 72.89 08:04:01 AM 2 37.72 0.00 3.95 1.56 0.13 56.64 08:04:01 AM 3 16.86 0.00 3.35 2.23 0.08 77.47 08:05:01 AM all 45.40 0.00 2.17 1.57 0.12 50.74 08:05:01 AM 0 48.41 0.00 2.47 1.65 0.12 47.35 08:05:01 AM 1 39.26 0.00 2.53 1.92 0.13 56.16 08:05:01 AM 2 49.96 0.00 0.80 0.62 0.12 48.51 08:05:01 AM 3 43.97 0.00 2.87 2.11 0.10 50.95 08:06:01 AM all 47.36 0.00 1.66 3.08 0.11 47.79 08:06:01 AM 0 45.58 0.00 1.89 1.69 0.10 50.74 08:06:01 AM 1 46.98 0.00 1.66 4.19 0.12 47.06 08:06:01 AM 2 52.21 0.00 1.29 1.69 0.10 44.72 08:06:01 AM 3 44.65 0.00 1.79 4.78 0.13 48.64 08:07:01 AM all 22.91 0.00 1.28 0.00 0.08 75.73 08:07:01 AM 0 15.08 0.00 1.69 0.02 0.08 83.13 08:07:01 AM 1 33.97 0.00 1.20 0.00 0.08 64.74 08:07:01 AM 2 19.70 0.00 1.34 0.00 0.08 78.88 08:07:01 AM 3 22.90 0.00 0.89 0.00 0.07 76.15 08:08:01 AM all 39.76 0.00 2.62 1.87 0.10 55.64 08:08:01 AM 0 26.59 0.00 2.55 1.91 0.08 68.86 08:08:01 AM 1 68.64 0.00 3.22 2.98 0.13 25.03 08:08:01 AM 2 30.12 0.00 2.68 1.71 0.08 65.40 08:08:01 AM 3 33.67 0.00 2.05 0.86 0.12 63.31 08:09:01 AM all 18.94 0.00 1.42 0.16 0.08 79.41 08:09:01 AM 0 20.01 0.00 1.39 0.03 0.10 78.47 08:09:01 AM 1 20.07 0.00 1.14 0.25 0.07 78.48 08:09:01 AM 2 17.47 0.00 1.54 0.07 0.08 80.84 08:09:01 AM 3 18.22 0.00 1.62 0.28 0.05 79.83 08:10:01 AM all 69.79 0.00 1.38 0.63 0.13 28.07 08:10:01 AM 0 54.46 0.00 1.54 0.35 0.15 43.51 08:10:01 AM 1 63.83 0.00 1.17 1.19 0.13 33.68 08:10:01 AM 2 79.50 0.00 0.90 0.58 0.12 18.90 08:10:01 AM 3 81.38 0.00 1.92 0.38 0.13 16.19 Average: all 38.70 0.00 2.02 1.57 0.11 57.60 Average: 0 35.00 0.00 2.26 1.41 0.11 61.21 Average: 1 41.43 0.00 1.99 2.46 0.11 54.00 Average: 2 40.97 0.00 1.78 0.89 0.10 56.25 Average: 3 37.39 0.00 2.07 1.52 0.10 58.92