---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1210 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: 2800.000 BogoMIPS: 5600.00 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 2.0G 0 2.0G 0% /dev tmpfs 395M 700K 394M 1% /run /dev/vda1 20G 9.1G 11G 48% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 428 1208 0 2306 3252 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:af:5b:84 brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:feaf:5b84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:7e:af:72 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-1210) 07/24/25 _x86_64_ (4 CPU) 20:41:46 LINUX RESTART (4 CPU) 20:42:01 tps rtps wtps bread/s bwrtn/s 20:43:01 151.76 68.99 82.77 5585.47 39543.03 20:44:01 62.82 0.25 62.57 27.86 9608.40 20:45:01 71.57 18.51 53.06 1750.91 19048.29 Average: 95.38 29.25 66.13 2454.75 22733.24 20:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:43:01 1809368 3332696 2229284 55.20 35880 1652432 932044 18.32 559272 1510512 55336 20:44:01 1565616 3318492 2473036 61.23 55944 1849192 934596 18.37 589568 1698896 84976 20:45:01 1246656 3335020 2791996 69.13 63848 2167948 912656 17.94 774964 1813424 23944 Average: 1540547 3328736 2498105 61.85 51891 1889857 926432 18.21 641268 1674277 54752 20:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:43:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 ens3 311.06 166.12 1038.24 60.53 0.00 0.00 0.00 0.00 20:44:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 ens3 53.76 42.86 685.72 5.66 0.00 0.00 0.00 0.00 20:45:01 lo 2.07 2.07 0.22 0.22 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 ens3 131.89 75.15 512.58 14.43 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.12 0.12 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 165.57 94.71 745.51 26.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1210) 07/24/25 _x86_64_ (4 CPU) 20:41:46 LINUX RESTART (4 CPU) 20:42:01 CPU %user %nice %system %iowait %steal %idle 20:43:01 all 17.97 0.00 3.04 4.55 1.20 73.24 20:43:01 0 18.83 0.00 2.16 4.83 1.37 72.81 20:43:01 1 15.79 0.00 2.30 3.92 1.10 76.89 20:43:01 2 8.76 0.00 1.73 6.39 0.85 82.27 20:43:01 3 28.54 0.00 5.96 3.04 1.45 61.01 20:44:01 all 20.57 0.00 1.22 1.80 1.11 75.30 20:44:01 0 1.95 0.00 0.33 1.24 1.28 95.20 20:44:01 1 36.84 0.00 1.90 0.53 1.28 59.44 20:44:01 2 13.04 0.00 1.12 5.26 0.67 79.91 20:44:01 3 30.56 0.00 1.55 0.17 1.20 66.53 20:45:01 all 19.91 1.70 1.97 1.46 1.23 73.73 20:45:01 0 12.10 0.05 1.58 0.28 1.03 84.96 20:45:01 1 1.86 1.16 1.43 4.04 1.03 90.46 20:45:01 2 13.63 0.00 1.26 0.91 1.00 83.20 20:45:01 3 52.12 5.60 3.60 0.60 1.87 36.21 Average: all 19.49 0.57 2.08 2.60 1.18 74.09 Average: 0 10.95 0.02 1.36 2.11 1.22 84.34 Average: 1 18.15 0.39 1.88 2.83 1.14 75.61 Average: 2 11.81 0.00 1.37 4.18 0.84 81.80 Average: 3 37.08 1.87 3.70 1.27 1.51 54.59