---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10510 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 704K 797M 1% /run /dev/vda1 20G 13G 6.6G 67% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 512 1447 0 6016 7164 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:77:ec:03 brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85861sec preferred_lft 85861sec inet6 fe80::f816:3eff:fe77:ec03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:4f:2a:13 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::42:59ff:fe4f:2a13/64 scope link valid_lft forever preferred_lft forever 4: br-a8b398594194: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e3:97:d2:86 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-a8b398594194 valid_lft forever preferred_lft forever inet6 fe80::42:e3ff:fe97:d286/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10510) 11/29/25 _x86_64_ (4 CPU) 08:23:34 LINUX RESTART (4 CPU) 08:24:01 tps rtps wtps bread/s bwrtn/s 08:25:01 134.81 51.96 82.85 3992.80 40716.56 08:26:01 62.82 4.50 58.32 814.93 9256.19 08:27:01 141.49 8.42 133.08 1427.23 75723.91 08:28:01 94.10 3.03 91.07 447.05 37877.24 08:29:01 50.22 0.12 50.11 9.47 6058.72 08:30:01 69.47 6.92 62.56 1250.32 13885.82 08:31:01 99.00 0.38 98.62 38.25 44221.53 08:32:01 20.31 0.65 19.66 35.19 1479.75 Average: 84.03 9.50 74.53 1001.87 28652.98 08:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 5772116 7381856 2395312 29.33 40400 1747396 1028792 11.16 626816 1594312 111664 08:26:01 5593980 7432540 2573448 31.51 60032 1941900 966172 10.48 601132 1769436 109964 08:27:01 3550528 6963372 4616900 56.53 88560 3429536 1669348 18.11 1168952 3154644 2820 08:28:01 1740208 6313564 6427220 78.69 107108 4513844 4181428 45.37 2054292 4001956 1528 08:29:01 2139976 6888120 6027452 73.80 111136 4675828 1860060 20.18 1549992 4109652 4148 08:30:01 2141896 7377260 6025532 73.78 116812 5141836 1291472 14.01 1269544 4374156 40252 08:31:01 1553768 7394572 6613660 80.98 138180 5683924 1229296 13.34 1345564 4842908 452 08:32:01 1480308 7332372 6687120 81.88 140228 5692540 1214912 13.18 1437012 4824844 11308 Average: 2996598 7135457 5170830 63.31 100307 4103350 1680185 18.23 1256663 3583988 35267 08:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 ens3 494.90 270.82 1645.12 68.50 0.00 0.00 0.00 0.00 08:26:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 ens3 44.84 38.71 314.16 6.75 0.00 0.00 0.00 0.00 08:27:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 ens3 784.14 274.12 13337.03 42.39 0.00 0.00 0.00 0.00 08:28:01 veth4c13cfb 0.18 0.38 0.01 0.03 0.00 0.00 0.00 0.00 08:28:01 veth6fc2fdb 2.23 3.17 0.25 0.33 0.00 0.00 0.00 0.00 08:28:01 lo 6.83 6.83 0.76 0.76 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:29:01 veth8714ee1 142.79 371.72 15.46 2619.96 0.00 0.00 0.00 0.21 08:29:01 docker0 142.79 371.57 13.51 2619.95 0.00 0.00 0.00 0.00 08:29:01 ens3 2645.24 1327.45 27365.87 204.88 0.00 0.00 0.00 0.00 08:30:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 08:30:01 docker0 183.72 481.30 17.94 3323.34 0.00 0.00 0.00 0.00 08:30:01 ens3 603.18 262.96 4026.25 50.23 0.00 0.00 0.00 0.00 08:30:01 br-a8b398594194 0.38 0.50 0.02 0.04 0.00 0.00 0.00 0.00 08:31:01 lo 5.86 5.86 0.57 0.57 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 ens3 838.89 324.98 7018.56 95.61 0.00 0.00 0.00 0.00 08:31:01 br-a8b398594194 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 ens3 56.06 90.22 16.09 621.70 0.00 0.00 0.00 0.00 08:32:01 br-a8b398594194 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.25 2.25 0.23 0.23 0.00 0.00 0.00 0.00 Average: docker0 40.81 106.60 3.93 742.88 0.00 0.00 0.00 0.00 Average: ens3 514.56 248.97 4794.00 121.36 0.00 0.00 0.00 0.00 Average: br-a8b398594194 0.05 0.06 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10510) 11/29/25 _x86_64_ (4 CPU) 08:23:34 LINUX RESTART (4 CPU) 08:24:01 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 20.64 0.00 2.54 4.31 1.61 70.90 08:25:01 0 11.32 0.00 1.22 4.78 1.45 81.23 08:25:01 1 19.52 0.00 2.57 3.75 1.63 72.54 08:25:01 2 12.06 0.00 4.50 4.40 1.63 77.41 08:25:01 3 39.67 0.00 1.87 4.30 1.73 52.44 08:26:01 all 20.28 0.00 1.35 1.77 1.08 75.53 08:26:01 0 0.88 0.00 0.67 4.33 0.80 93.32 08:26:01 1 17.33 0.00 1.17 0.73 0.78 79.99 08:26:01 2 14.89 0.00 0.90 0.05 1.06 83.10 08:26:01 3 48.04 0.00 2.65 1.98 1.65 45.68 08:27:01 all 33.73 0.00 6.99 2.39 4.85 52.04 08:27:01 0 31.62 0.00 5.92 3.79 4.47 54.20 08:27:01 1 32.09 0.00 7.75 2.30 4.82 53.04 08:27:01 2 37.13 0.00 7.62 0.97 5.43 48.86 08:27:01 3 34.11 0.00 6.70 2.49 4.70 52.00 08:28:01 all 42.32 0.00 6.55 1.95 3.57 45.61 08:28:01 0 40.69 0.00 6.67 2.84 3.44 46.36 08:28:01 1 43.30 0.00 7.39 4.45 3.72 41.14 08:28:01 2 43.04 0.00 6.30 0.24 3.87 46.56 08:28:01 3 42.24 0.00 5.85 0.27 3.26 48.38 08:29:01 all 19.24 0.00 2.59 0.74 2.04 75.39 08:29:01 0 20.80 0.00 2.20 0.63 1.97 74.40 08:29:01 1 20.99 0.00 2.63 0.48 2.27 73.63 08:29:01 2 16.99 0.00 2.65 1.25 2.17 76.94 08:29:01 3 18.19 0.00 2.89 0.61 1.78 76.53 08:30:01 all 32.32 0.00 3.86 0.94 3.71 59.16 08:30:01 0 35.09 0.00 4.47 0.65 3.57 56.22 08:30:01 1 29.31 0.00 3.20 0.53 3.50 63.45 08:30:01 2 31.06 0.00 4.58 2.20 4.10 58.07 08:30:01 3 33.82 0.00 3.18 0.38 3.69 58.93 08:31:01 all 45.77 0.00 5.91 2.27 3.38 42.67 08:31:01 0 45.82 0.00 5.66 4.14 3.45 40.93 08:31:01 1 44.47 0.00 6.21 1.69 3.51 44.12 08:31:01 2 47.32 0.00 6.79 1.74 3.52 40.63 08:31:01 3 45.49 0.00 5.02 1.50 3.01 44.98 08:32:01 all 20.44 0.00 0.92 0.62 1.00 77.02 08:32:01 0 17.03 0.00 0.68 0.56 1.03 80.69 08:32:01 1 39.10 0.00 1.40 0.12 1.53 57.86 08:32:01 2 11.76 0.00 0.53 0.05 0.58 87.08 08:32:01 3 13.80 0.00 1.03 1.79 0.85 82.52 Average: all 29.32 0.00 3.83 1.87 2.65 62.32 Average: 0 25.39 0.00 3.43 2.71 2.52 65.94 Average: 1 30.74 0.00 4.03 1.75 2.72 60.76 Average: 2 26.73 0.00 4.23 1.36 2.79 64.89 Average: 3 34.41 0.00 3.65 1.67 2.58 57.70