---> uname -a: Linux prd-centos8-docker-4c-4g-38103.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 1526 11117 19 3118 13889 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:12:4a:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe12:4ad1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a9:b3:49:47 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:a9ff:feb3:4947/64 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) 08/16/2025 _x86_64_ (4 CPU) 00:32:23 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 158.99 14.31 144.68 2874.05 9719.68 12:35:01 AM 195.04 7.36 187.68 1040.03 11037.73 12:36:01 AM 33.63 0.05 33.58 1.07 7588.02 12:37:01 AM 3.40 0.00 3.40 0.00 328.53 12:38:01 AM 71.58 3.55 68.03 672.31 15185.69 12:39:01 AM 33.82 2.63 31.18 74.23 4765.52 12:40:01 AM 26.49 0.45 26.04 63.85 1553.63 Average: 74.71 4.05 70.66 675.03 7168.31 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12915704 14913168 3225828 19.98 2688 2205924 1258888 7.32 158892 2682060 176788 12:35:01 AM 11980264 14318160 4161268 25.78 2688 2539376 1712964 9.96 242192 3501244 206092 12:36:01 AM 10174576 12526856 5966956 36.97 2688 2553000 3324032 19.34 265008 5276048 3356 12:37:01 AM 9845596 12203220 6295936 39.00 2688 2558088 3657096 21.27 265188 5602528 756 12:38:01 AM 6465132 9370940 9676400 59.95 2688 3095400 13180904 76.68 384808 8779396 102808 12:39:01 AM 11615740 14449524 4525792 28.04 2688 3023292 1591064 9.26 444892 3619212 20440 12:40:01 AM 11386484 14223988 4755048 29.46 2688 3025792 1814804 10.56 658612 3631924 22704 Average: 10626214 13143694 5515318 34.17 2688 2714410 3791393 22.06 345656 4727487 76135 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 198.68 142.21 2086.16 23.65 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 371.15 286.75 4713.73 39.44 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 74.79 47.88 29.12 41.48 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 336.76 229.16 95.80 93.57 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 16.59 16.59 27.32 27.32 0.00 0.00 0.00 0.00 12:38:01 AM eth0 307.86 171.94 2837.73 16.80 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM vethf01f88c 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-cbd29b77a82d 5.35 5.21 25.58 0.90 0.00 0.00 0.00 0.00 12:38:01 AM veth8e4f3e7 5.40 5.15 25.64 0.87 0.00 0.00 0.00 0.00 12:38:01 AM veth586986f 10.25 10.66 26.50 26.54 0.00 0.00 0.00 0.00 12:39:01 AM lo 2.37 2.37 0.16 0.16 0.00 0.00 0.00 0.00 12:39:01 AM eth0 589.61 240.11 715.68 133.07 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 69.93 37.04 29.19 158.10 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.71 2.71 3.93 3.93 0.00 0.00 0.00 0.00 Average: eth0 278.42 165.03 1501.30 72.30 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) 08/16/2025 _x86_64_ (4 CPU) 00:32:23 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 22.35 0.00 1.91 2.07 0.08 73.59 12:34:01 AM 0 26.77 0.00 1.79 1.87 0.08 69.48 12:34:01 AM 1 18.44 0.00 1.52 1.74 0.08 78.22 12:34:01 AM 2 23.77 0.00 2.11 2.36 0.08 71.68 12:34:01 AM 3 20.43 0.00 2.21 2.29 0.08 74.98 12:35:01 AM all 44.91 0.00 1.98 2.72 0.11 50.28 12:35:01 AM 0 47.68 0.00 1.57 3.47 0.12 47.16 12:35:01 AM 1 48.78 0.00 1.74 1.45 0.10 47.93 12:35:01 AM 2 42.58 0.00 2.09 1.99 0.10 53.24 12:35:01 AM 3 40.58 0.00 2.54 3.98 0.12 52.78 12:36:01 AM all 50.29 0.00 1.51 0.39 0.10 47.70 12:36:01 AM 0 45.59 0.00 1.44 1.34 0.12 51.52 12:36:01 AM 1 53.79 0.00 0.98 0.07 0.10 45.06 12:36:01 AM 2 49.57 0.00 1.22 0.05 0.10 49.07 12:36:01 AM 3 52.22 0.00 2.39 0.12 0.10 45.17 12:37:01 AM all 17.50 0.00 1.24 0.03 0.06 81.17 12:37:01 AM 0 12.73 0.00 0.85 0.08 0.05 86.28 12:37:01 AM 1 9.63 0.00 1.57 0.00 0.07 88.73 12:37:01 AM 2 16.31 0.00 1.02 0.00 0.05 82.62 12:37:01 AM 3 31.31 0.00 1.54 0.03 0.07 67.05 12:38:01 AM all 38.82 0.00 3.41 1.35 0.09 56.32 12:38:01 AM 0 38.15 0.00 2.57 1.46 0.08 57.74 12:38:01 AM 1 34.12 0.00 2.93 1.24 0.08 61.62 12:38:01 AM 2 31.87 0.00 4.37 0.50 0.10 63.16 12:38:01 AM 3 51.14 0.00 3.78 2.20 0.10 42.78 12:39:01 AM all 31.19 0.00 1.59 0.36 0.07 66.79 12:39:01 AM 0 31.79 0.00 1.59 0.08 0.08 66.46 12:39:01 AM 1 36.62 0.00 1.70 0.48 0.05 61.14 12:39:01 AM 2 31.45 0.00 1.37 0.62 0.07 66.50 12:39:01 AM 3 24.88 0.00 1.71 0.25 0.08 73.08 12:40:01 AM all 23.31 0.00 1.28 0.20 0.06 75.15 12:40:01 AM 0 42.16 0.00 1.93 0.32 0.05 55.54 12:40:01 AM 1 27.43 0.00 1.62 0.05 0.07 70.84 12:40:01 AM 2 16.63 0.00 0.80 0.05 0.05 82.46 12:40:01 AM 3 6.96 0.00 0.77 0.37 0.07 91.84 Average: all 32.62 0.00 1.85 1.02 0.08 64.44 Average: 0 34.98 0.00 1.68 1.23 0.08 62.03 Average: 1 32.69 0.00 1.72 0.72 0.08 64.79 Average: 2 30.31 0.00 1.85 0.80 0.08 66.97 Average: 3 32.50 0.00 2.13 1.32 0.09 63.96