---> uname -a: Linux prd-centos8-docker-4c-4g-13329.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 792 11921 19 3048 14624 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:8f:dd:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:fe8f:dd23/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bb:6b:dc:91 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:bbff:fe6b:dc91/64 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) 11/17/2025 _x86_64_ (4 CPU) 09:44:45 LINUX RESTART (4 CPU) 09:45:01 AM tps rtps wtps bread/s bwrtn/s 09:46:01 AM 217.03 20.53 196.50 5455.78 9370.46 09:47:01 AM 231.99 21.18 210.81 4063.45 13417.53 09:48:01 AM 51.79 0.05 51.74 1.07 7765.72 09:49:01 AM 3.28 0.00 3.28 0.00 342.71 09:50:01 AM 69.96 3.38 66.58 616.46 15061.31 09:51:01 AM 22.16 0.47 21.69 64.51 3945.90 Average: 99.37 7.60 91.77 1700.31 8317.51 09:45:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:46:01 AM 13235368 15071452 2906164 18.00 2688 2048040 1151040 6.70 154656 2386072 209868 09:47:01 AM 12171724 14309548 3969808 24.59 2688 2340756 1695800 9.86 233356 3320124 44512 09:48:01 AM 10003896 12318652 6137636 38.02 2688 2515884 3790768 22.05 259112 5454048 2064 09:49:01 AM 9846892 12168764 6294640 39.00 2688 2522760 3870252 22.51 260772 5608096 564 09:50:01 AM 6452900 9321228 9688632 60.02 2688 3058252 13337420 77.59 380924 8796400 95552 09:51:01 AM 12233972 14998852 3907560 24.21 2688 2954292 1186852 6.90 581388 2866536 23140 Average: 10657459 13031416 5484073 33.97 2688 2573331 4172022 24.27 311701 4738546 62617 09:45:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 AM eth0 765.31 344.09 2051.04 79.38 0.00 0.00 0.00 0.00 09:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 AM eth0 216.19 192.85 2246.05 36.83 0.00 0.00 0.00 0.00 09:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 AM eth0 187.47 130.14 2711.92 33.92 0.00 0.00 0.00 0.00 09:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 AM eth0 18.80 18.30 3.98 21.19 0.00 0.00 0.00 0.00 09:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 AM lo 16.84 16.84 27.21 27.21 0.00 0.00 0.00 0.00 09:50:01 AM eth0 214.35 123.98 2829.40 13.29 0.00 0.00 0.00 0.00 09:50:01 AM docker0 0.10 0.20 0.00 0.02 0.00 0.00 0.00 0.00 09:50:01 AM vethdce637b 0.10 0.35 0.01 0.03 0.00 0.00 0.00 0.00 09:50:01 AM br-37d14427d4fc 5.58 5.33 25.59 0.91 0.00 0.00 0.00 0.00 09:50:01 AM vethfb9672a 5.78 5.26 25.67 0.88 0.00 0.00 0.00 0.00 09:50:01 AM veth8b22b8d 10.60 11.16 26.53 26.57 0.00 0.00 0.00 0.00 09:51:01 AM lo 2.10 2.10 0.16 0.16 0.00 0.00 0.00 0.00 09:51:01 AM eth0 14.80 12.38 10.50 6.13 0.00 0.00 0.00 0.00 09:51:01 AM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 3.16 3.16 4.56 4.56 0.00 0.00 0.00 0.00 Average: eth0 236.16 136.96 1642.16 31.79 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) 11/17/2025 _x86_64_ (4 CPU) 09:44:45 LINUX RESTART (4 CPU) 09:45:01 AM CPU %user %nice %system %iowait %steal %idle 09:46:01 AM all 25.86 0.00 3.02 1.20 0.08 69.84 09:46:01 AM 0 15.98 0.00 2.94 2.26 0.08 78.74 09:46:01 AM 1 33.00 0.00 3.36 0.84 0.08 62.72 09:46:01 AM 2 33.90 0.00 3.18 0.74 0.08 62.11 09:46:01 AM 3 20.54 0.00 2.58 0.99 0.07 75.82 09:47:01 AM all 49.32 0.00 3.08 1.65 0.12 45.83 09:47:01 AM 0 46.04 0.00 4.47 2.73 0.12 46.64 09:47:01 AM 1 52.45 0.00 2.26 1.07 0.12 44.11 09:47:01 AM 2 52.99 0.00 2.67 0.94 0.12 43.28 09:47:01 AM 3 45.79 0.00 2.93 1.87 0.12 49.29 09:48:01 AM all 45.62 0.00 1.21 0.36 0.09 52.72 09:48:01 AM 0 47.30 0.00 1.27 0.13 0.10 51.20 09:48:01 AM 1 41.75 0.00 0.94 0.58 0.08 56.65 09:48:01 AM 2 49.60 0.00 1.19 0.00 0.08 49.13 09:48:01 AM 3 43.85 0.00 1.45 0.72 0.10 53.88 09:49:01 AM all 22.67 0.00 0.46 0.02 0.06 76.79 09:49:01 AM 0 12.04 0.00 0.38 0.08 0.07 87.43 09:49:01 AM 1 35.18 0.00 0.67 0.00 0.07 64.09 09:49:01 AM 2 23.19 0.00 0.58 0.00 0.07 76.16 09:49:01 AM 3 20.23 0.00 0.20 0.00 0.05 79.52 09:50:01 AM all 40.35 0.00 3.32 0.90 0.10 55.33 09:50:01 AM 0 34.60 0.00 3.17 1.29 0.10 60.84 09:50:01 AM 1 57.47 0.00 3.96 0.44 0.12 38.03 09:50:01 AM 2 34.32 0.00 3.68 0.94 0.10 60.96 09:50:01 AM 3 34.96 0.00 2.49 0.94 0.08 61.52 09:51:01 AM all 20.85 0.00 1.37 0.20 0.07 77.52 09:51:01 AM 0 25.22 0.00 1.35 0.03 0.07 73.33 09:51:01 AM 1 21.99 0.00 1.42 0.15 0.08 76.36 09:51:01 AM 2 18.29 0.00 1.34 0.15 0.07 80.16 09:51:01 AM 3 17.90 0.00 1.35 0.45 0.07 80.23 Average: all 34.11 0.00 2.07 0.72 0.09 63.01 Average: 0 30.19 0.00 2.26 1.09 0.09 66.37 Average: 1 40.30 0.00 2.10 0.51 0.09 57.00 Average: 2 35.38 0.00 2.10 0.46 0.09 61.97 Average: 3 30.54 0.00 1.83 0.83 0.08 66.72