---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3247 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.9G 9.4G 52% / 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 509 4286 0 3180 7167 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:df:bf:7e brd ff:ff:ff:ff:ff:ff inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fedf:bf7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:22:b4:d0 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-3247) 09/09/25 _x86_64_ (4 CPU) 07:05:39 LINUX RESTART (4 CPU) 07:06:01 tps rtps wtps bread/s bwrtn/s 07:07:02 152.45 68.44 84.01 5556.41 40077.86 07:08:01 58.02 0.25 57.77 28.33 9332.11 07:09:01 58.45 12.16 46.28 2205.13 14767.61 07:10:01 83.61 0.27 83.34 22.66 35642.12 07:11:01 31.41 0.68 30.72 52.92 2335.09 Average: 76.85 16.42 60.43 1578.31 20468.44 07:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:07:02 5871140 7407696 2296288 28.12 38400 1677152 992148 10.77 590768 1533824 61432 07:08:01 5642764 7384384 2524664 30.91 55940 1853576 1022780 11.10 621420 1708740 61828 07:09:01 5226088 7416784 2941340 36.01 61092 2288304 1133728 12.30 637276 2090532 28892 07:10:01 4347148 7288032 3820280 46.77 86744 2954108 1371348 14.88 780888 2740884 26852 07:11:01 4419292 7368596 3748136 45.89 89912 2958036 1051988 11.41 746020 2704748 10444 Average: 5101286 7373098 3066142 37.54 66418 2346235 1114398 12.09 675274 2155746 37890 07:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:07:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:07:02 ens3 298.83 175.22 1131.97 62.02 0.00 0.00 0.00 0.00 07:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 55.28 41.42 703.83 5.50 0.00 0.00 0.00 0.00 07:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 lo 1.93 1.93 0.20 0.20 0.00 0.00 0.00 0.00 07:09:01 ens3 764.55 283.96 5366.63 22.41 0.00 0.00 0.00 0.00 07:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:10:01 ens3 114.36 48.98 442.22 4.06 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 lo 2.73 2.73 0.24 0.24 0.00 0.00 0.00 0.00 07:11:01 ens3 43.87 49.23 17.42 234.15 0.00 0.00 0.00 0.00 07:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 256.05 120.03 1535.21 65.83 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3247) 09/09/25 _x86_64_ (4 CPU) 07:05:39 LINUX RESTART (4 CPU) 07:06:01 CPU %user %nice %system %iowait %steal %idle 07:07:02 all 19.41 0.00 3.40 5.79 4.96 66.44 07:07:02 0 29.96 0.00 2.99 6.76 5.16 55.13 07:07:02 1 16.23 0.00 5.50 2.57 4.44 71.27 07:07:02 2 17.25 0.00 3.08 9.53 5.79 64.35 07:07:02 3 14.26 0.00 2.04 4.28 4.44 74.98 07:08:01 all 19.33 0.00 1.31 2.13 2.00 75.23 07:08:01 0 22.17 0.00 0.98 0.42 2.38 74.04 07:08:01 1 27.06 0.00 1.69 0.64 1.98 68.63 07:08:01 2 17.63 0.00 1.53 7.01 2.32 71.51 07:08:01 3 10.51 0.00 1.06 0.42 1.33 86.68 07:09:01 all 8.41 0.00 1.80 1.72 3.12 84.95 07:09:01 0 12.33 0.00 1.99 1.91 3.41 80.36 07:09:01 1 12.91 0.00 2.06 1.63 2.92 80.48 07:09:01 2 6.08 0.00 1.63 1.38 3.74 87.18 07:09:01 3 2.32 0.00 1.53 1.99 2.40 91.76 07:10:01 all 10.03 0.00 4.78 1.52 5.97 77.70 07:10:01 0 9.70 0.00 5.07 1.46 6.61 77.17 07:10:01 1 10.78 0.00 4.62 1.52 5.22 77.86 07:10:01 2 8.63 0.00 3.87 0.77 6.31 80.43 07:10:01 3 10.99 0.00 5.56 2.34 5.74 75.36 07:11:01 all 19.80 0.00 1.43 1.31 3.13 74.33 07:11:01 0 13.06 0.00 1.32 0.26 2.82 82.54 07:11:01 1 36.19 0.00 1.82 0.35 3.55 58.10 07:11:01 2 17.65 0.00 1.41 1.08 3.53 76.32 07:11:01 3 12.38 0.00 1.19 3.49 2.62 80.33 Average: all 15.38 0.00 2.56 2.49 3.85 75.73 Average: 0 17.39 0.00 2.49 2.17 4.09 73.86 Average: 1 20.59 0.00 3.15 1.34 3.63 71.28 Average: 2 13.44 0.00 2.31 3.94 4.35 75.96 Average: 3 10.11 0.00 2.28 2.51 3.32 81.78