---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-264 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 11G 8.6G 56% / 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: 7975 512 3343 0 4119 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:04:29:68 brd ff:ff:ff:ff:ff:ff inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe04:2968/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9f:b3:a5:f6 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-264) 10/17/26 _x86_64_ (4 CPU) 03:03:09 LINUX RESTART (4 CPU) 03:04:02 tps rtps wtps bread/s bwrtn/s 03:05:01 82.65 10.83 71.82 1059.35 11022.13 03:06:01 315.60 8.13 307.47 1436.56 32799.60 03:07:01 302.93 0.03 302.90 0.80 36060.12 03:08:01 50.31 3.65 46.66 498.45 18463.72 Average: 188.31 5.64 182.67 747.49 24643.14 03:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 5505796 7442648 2661624 32.59 60212 2037384 912292 9.90 562176 1888292 219136 03:06:01 4672844 7323368 3494576 42.79 88768 2685212 1320308 14.33 785372 2430352 6912 03:07:01 3815276 7397908 4352144 53.29 124116 3516112 1220384 13.24 758728 3248484 85072 03:08:01 3424764 7336856 4742656 58.07 135460 3806672 1035924 11.24 880628 3490496 28824 Average: 4354670 7375195 3812750 46.68 102139 3011345 1122227 12.18 746726 2764406 84986 03:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 03:05:01 ens3 100.08 90.02 1621.40 12.29 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:06:01 ens3 535.26 332.48 3346.12 26.26 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 ens3 458.12 343.84 5476.09 24.78 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 03:08:01 ens3 212.35 146.43 2084.34 22.66 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 327.40 228.77 3138.31 21.54 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-264) 10/17/26 _x86_64_ (4 CPU) 03:03:09 LINUX RESTART (4 CPU) 03:04:02 CPU %user %nice %system %iowait %steal %idle 03:05:01 all 19.87 0.00 1.51 2.30 0.06 76.26 03:05:01 0 26.26 0.00 2.07 0.59 0.05 71.02 03:05:01 1 20.28 0.00 1.53 1.02 0.05 77.12 03:05:01 2 26.77 0.00 1.27 0.66 0.08 71.21 03:05:01 3 6.17 0.00 1.19 6.90 0.05 85.68 03:06:01 all 9.53 0.00 3.65 8.26 0.10 78.46 03:06:01 0 10.76 0.00 2.97 3.65 0.08 82.54 03:06:01 1 10.58 0.00 4.85 15.18 0.10 69.29 03:06:01 2 8.00 0.00 2.97 4.94 0.10 83.98 03:06:01 3 8.79 0.00 3.78 9.31 0.12 78.00 03:07:01 all 7.16 0.00 4.55 10.67 0.11 77.52 03:07:01 0 10.51 0.00 4.61 7.14 0.08 77.66 03:07:01 1 8.02 0.00 7.02 23.00 0.15 61.81 03:07:01 2 6.39 0.00 3.74 9.75 0.13 79.99 03:07:01 3 3.74 0.00 2.88 2.96 0.07 90.35 03:08:01 all 18.06 0.00 2.12 1.96 0.07 77.79 03:08:01 0 4.11 0.00 2.60 1.10 0.05 92.14 03:08:01 1 10.95 0.00 1.68 6.08 0.05 81.23 03:08:01 2 50.15 0.00 2.57 0.15 0.13 47.00 03:08:01 3 6.89 0.00 1.64 0.54 0.07 90.86 Average: all 13.64 0.00 2.96 5.80 0.09 77.51 Average: 0 12.85 0.00 3.07 3.13 0.07 80.89 Average: 1 12.45 0.00 3.77 11.32 0.09 72.38 Average: 2 22.86 0.00 2.64 3.87 0.11 70.51 Average: 3 6.40 0.00 2.38 4.92 0.08 86.22