---> uname -a: Linux prd-centos8-docker-4c-4g-47552.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 838 11674 19 3249 14575 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:4e:88:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.201/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85926sec preferred_lft 85926sec inet6 fe80::f816:3eff:fe4e:8860/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:1f:86:5a 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::42:9bff:fe1f:865a/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) 09/20/2025 _x86_64_ (4 CPU) 08:02:21 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 194.97 18.48 176.49 3238.26 10721.51 08:05:01 AM 154.24 3.15 151.09 766.55 10439.28 08:06:01 AM 26.24 0.05 26.19 1.07 6268.68 08:07:01 AM 5.98 2.93 3.05 227.03 334.36 08:08:01 AM 71.71 0.57 71.14 421.33 15238.44 08:09:01 AM 17.71 1.25 16.46 1592.67 5263.26 08:10:01 AM 26.44 0.45 25.99 63.85 2104.33 Average: 71.04 3.84 67.20 901.49 7195.85 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 12783212 14791628 3358320 20.81 2688 2215648 1347900 7.84 165200 2802428 175120 08:05:01 AM 11306744 13609832 4834788 29.95 2688 2504484 2384352 13.87 254244 4158144 178720 08:06:01 AM 10533180 12840168 5608352 34.74 2688 2508292 3074552 17.89 259496 4923968 1880 08:07:01 AM 9462164 11784240 6679368 41.38 2688 2522780 4148632 24.13 271628 5975980 1028 08:08:01 AM 8886928 11629836 7254604 44.94 2688 2933564 4513496 26.26 401856 6380648 972 08:09:01 AM 10959520 13902072 5182012 32.10 2688 3131848 2132684 12.41 450352 4266624 7748 08:10:01 AM 11971048 14940572 4170484 25.84 2688 3155640 1161488 6.76 648476 3052900 33996 Average: 10843257 13356907 5298275 32.82 2688 2710322 2680443 15.59 350179 4508670 57066 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 181.04 145.63 2041.29 29.73 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 295.82 216.79 4029.45 33.38 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 224.59 145.47 65.03 70.01 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 6.48 6.48 0.79 0.79 0.00 0.00 0.00 0.00 08:07:01 AM eth0 173.34 113.36 53.33 59.83 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 12.26 12.26 26.56 26.56 0.00 0.00 0.00 0.00 08:08:01 AM eth0 256.01 139.47 2831.17 12.08 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM vethd8ce67c 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-c8e8266e4342 5.63 5.63 25.63 0.94 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.82 0.82 0.04 0.04 0.00 0.00 0.00 0.00 08:09:01 AM eth0 129.59 101.10 2165.47 10.44 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.08 0.10 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 87.60 79.14 218.96 113.62 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 2.79 2.79 3.91 3.91 0.00 0.00 0.00 0.00 Average: eth0 192.57 134.43 1629.33 47.01 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) 09/20/2025 _x86_64_ (4 CPU) 08:02:21 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 25.46 0.00 2.18 1.66 0.08 70.63 08:04:01 AM 0 21.76 0.00 1.17 0.72 0.07 76.28 08:04:01 AM 1 28.72 0.00 3.20 2.48 0.08 65.52 08:04:01 AM 2 37.04 0.00 2.56 2.06 0.08 58.26 08:04:01 AM 3 14.30 0.00 1.79 1.37 0.07 82.47 08:05:01 AM all 62.09 0.00 2.13 1.27 0.11 34.41 08:05:01 AM 0 55.59 0.00 1.89 1.40 0.12 40.99 08:05:01 AM 1 63.63 0.00 2.81 2.07 0.10 31.40 08:05:01 AM 2 65.70 0.00 1.69 0.65 0.10 31.86 08:05:01 AM 3 63.41 0.00 2.12 0.94 0.12 33.41 08:06:01 AM all 22.57 0.00 1.72 0.40 0.06 75.24 08:06:01 AM 0 17.79 0.00 1.49 0.74 0.07 79.92 08:06:01 AM 1 23.87 0.00 1.88 0.18 0.07 74.00 08:06:01 AM 2 23.36 0.00 2.22 0.47 0.07 73.88 08:06:01 AM 3 25.29 0.00 1.30 0.20 0.05 73.16 08:07:01 AM all 37.43 0.00 1.39 0.09 0.08 61.01 08:07:01 AM 0 44.16 0.00 1.22 0.12 0.08 54.42 08:07:01 AM 1 49.52 0.00 1.67 0.08 0.08 48.64 08:07:01 AM 2 28.31 0.00 1.32 0.12 0.07 70.19 08:07:01 AM 3 27.72 0.00 1.35 0.03 0.08 70.81 08:08:01 AM all 26.87 0.00 3.20 1.21 0.09 68.62 08:08:01 AM 0 34.06 0.00 3.65 1.08 0.10 61.11 08:08:01 AM 1 23.24 0.00 3.01 1.11 0.10 72.55 08:08:01 AM 2 22.65 0.00 3.28 0.52 0.08 73.47 08:08:01 AM 3 27.55 0.00 2.88 2.14 0.08 67.34 08:09:01 AM all 45.65 0.00 1.15 0.23 0.08 52.89 08:09:01 AM 0 50.51 0.00 1.64 0.37 0.08 47.40 08:09:01 AM 1 35.82 0.00 1.07 0.37 0.08 62.66 08:09:01 AM 2 51.20 0.00 0.57 0.13 0.08 48.01 08:09:01 AM 3 45.05 0.00 1.34 0.03 0.08 53.50 08:10:01 AM all 46.31 0.00 1.91 0.08 0.08 51.62 08:10:01 AM 0 40.43 0.00 2.21 0.13 0.08 57.15 08:10:01 AM 1 28.10 0.00 2.55 0.07 0.07 69.21 08:10:01 AM 2 57.58 0.00 1.39 0.05 0.08 40.90 08:10:01 AM 3 59.12 0.00 1.50 0.07 0.08 39.23 Average: all 38.08 0.00 1.95 0.70 0.08 59.18 Average: 0 37.77 0.00 1.89 0.65 0.09 59.60 Average: 1 36.15 0.00 2.31 0.91 0.08 60.55 Average: 2 40.85 0.00 1.86 0.57 0.08 56.64 Average: 3 37.54 0.00 1.75 0.68 0.08 59.94