---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10014 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 696K 797M 1% /run /dev/vda1 20G 12G 7.6G 61% / 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 510 2283 0 5182 7166 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:99:76:17 brd ff:ff:ff:ff:ff:ff inet 10.32.7.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85964sec preferred_lft 85964sec inet6 fe80::f816:3eff:fe99:7617/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:da:14:b5 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10014) 11/23/25 _x86_64_ (4 CPU) 10:05:50 LINUX RESTART (4 CPU) 10:06:01 tps rtps wtps bread/s bwrtn/s 10:07:02 87.60 44.29 43.31 4741.08 37628.95 10:08:01 2.32 1.15 1.17 54.50 161.60 10:09:01 89.22 24.06 65.16 856.92 4474.59 10:10:01 88.27 12.43 75.84 2238.45 37332.49 10:11:01 160.14 0.58 159.56 12.13 80483.25 10:12:01 109.75 0.95 108.80 41.20 24638.40 10:13:01 24.28 0.35 23.93 29.86 1665.32 Average: 80.41 12.00 68.41 1141.80 26689.83 10:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:07:02 6161232 7551424 2006196 24.56 26404 1550224 903976 9.81 422584 1429768 160 10:08:01 6136580 7532740 2030848 24.87 26468 1556084 903976 9.81 441644 1434756 128 10:09:01 5685180 7357064 2482248 30.39 45808 1800284 1057116 11.47 670164 1629976 146540 10:10:01 4362036 7409864 3805392 46.59 65600 3124304 1190088 12.91 630572 2925828 406348 10:11:01 2438472 7351508 5728956 70.14 140236 4703444 1333916 14.47 759240 4496660 626776 10:12:01 2378852 7375680 5788576 70.87 149692 4765520 1035352 11.23 840816 4464280 27296 10:13:01 2388600 7388820 5778828 70.75 151548 4766556 1011052 10.97 833948 4460464 11740 Average: 4221565 7423871 3945863 48.31 86537 3180917 1062211 11.53 656995 2977390 174141 10:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:07:02 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:02 ens3 240.36 105.77 496.85 25.43 0.00 0.00 0.00 0.00 10:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 ens3 14.91 16.49 86.88 5.67 0.00 0.00 0.00 0.00 10:09:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 10:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 ens3 131.31 93.93 912.37 34.02 0.00 0.00 0.00 0.00 10:10:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 ens3 1583.76 449.22 14560.80 39.33 0.00 0.00 0.00 0.00 10:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 ens3 9.37 5.17 30.45 0.56 0.00 0.00 0.00 0.00 10:12:01 lo 3.47 3.47 0.30 0.30 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 ens3 81.13 84.27 144.82 351.47 0.00 0.00 0.00 0.00 10:13:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 ens3 8.40 10.06 6.46 4.75 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 296.31 109.50 2325.48 66.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10014) 11/23/25 _x86_64_ (4 CPU) 10:05:50 LINUX RESTART (4 CPU) 10:06:01 CPU %user %nice %system %iowait %steal %idle 10:07:02 all 4.78 0.00 1.89 3.61 0.98 88.74 10:07:02 0 3.62 0.00 0.91 4.72 1.03 89.71 10:07:02 1 3.94 0.00 1.26 2.18 0.80 91.81 10:07:02 2 4.80 0.00 1.06 2.85 1.10 90.19 10:07:02 3 6.74 0.00 4.32 4.66 1.01 83.27 10:08:01 all 0.67 0.00 0.08 0.06 0.14 99.05 10:08:01 0 0.51 0.00 0.05 0.03 0.19 99.22 10:08:01 1 1.00 0.00 0.07 0.07 0.10 98.76 10:08:01 2 0.68 0.00 0.07 0.02 0.15 99.08 10:08:01 3 0.49 0.00 0.14 0.12 0.12 99.14 10:09:01 all 20.67 0.00 1.22 3.43 1.51 73.18 10:09:01 0 16.76 0.00 1.31 4.69 1.10 76.14 10:09:01 1 5.34 0.00 0.23 1.43 0.62 92.39 10:09:01 2 27.64 0.00 1.90 1.36 1.99 67.12 10:09:01 3 32.89 0.00 1.44 6.21 2.34 57.12 10:10:01 all 20.57 0.00 3.30 2.54 2.32 71.27 10:10:01 0 7.21 0.00 2.49 1.71 1.79 86.79 10:10:01 1 18.89 0.00 3.05 0.48 1.88 75.70 10:10:01 2 39.50 0.00 4.52 2.52 3.15 50.32 10:10:01 3 16.75 0.00 3.13 5.44 2.45 72.22 10:11:01 all 21.94 0.00 11.83 2.48 1.88 61.87 10:11:01 0 24.60 0.00 14.46 3.23 1.71 56.00 10:11:01 1 20.92 0.00 11.44 4.50 1.81 61.33 10:11:01 2 19.79 0.00 9.71 1.03 1.84 67.62 10:11:01 3 22.40 0.00 11.70 1.19 2.15 62.56 10:12:01 all 19.38 0.00 2.27 2.65 1.66 74.04 10:12:01 0 15.90 0.00 2.41 1.89 1.56 78.24 10:12:01 1 5.84 0.00 1.25 4.44 1.13 87.34 10:12:01 2 48.72 0.00 3.49 0.80 2.46 44.53 10:12:01 3 7.09 0.00 1.92 3.46 1.51 86.02 10:13:01 all 21.01 0.00 0.87 0.86 1.06 76.19 10:13:01 0 9.77 0.00 0.67 0.57 0.57 88.44 10:13:01 1 5.67 0.00 0.63 2.54 0.55 90.60 10:13:01 2 68.25 0.00 2.02 0.20 2.17 27.36 10:13:01 3 0.58 0.00 0.20 0.17 0.99 98.06 Average: all 15.59 0.00 3.04 2.24 1.37 77.77 Average: 0 11.17 0.00 3.15 2.41 1.14 82.13 Average: 1 8.76 0.00 2.52 2.23 0.98 85.51 Average: 2 30.03 0.00 3.23 1.26 1.84 63.64 Average: 3 12.42 0.00 3.24 3.05 1.51 79.78