---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9201 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 9.1G 11G 48% / 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 500 5195 0 2279 7196 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:67:28:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fe67:28d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:01:e7:96 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-9201) 08/26/26 _x86_64_ (4 CPU) 08:10:41 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 158.49 69.30 89.19 5615.99 40201.12 08:13:01 60.59 0.10 60.49 20.26 9808.50 08:14:01 62.44 20.80 41.64 1339.64 8636.51 08:15:01 3.63 0.02 3.62 0.13 133.02 08:16:01 21.71 6.45 15.26 249.16 2454.66 Average: 61.38 19.34 42.04 1445.26 12247.86 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 5880688 7410692 2286740 28.00 37304 1673180 986348 10.70 588720 1530080 61268 08:13:01 5586820 7354640 2580608 31.60 55808 1880516 1024724 11.12 654140 1734112 71724 08:14:01 5470100 7444728 2697328 33.03 62120 2071792 933804 10.13 588592 1897880 324 08:15:01 5469668 7445236 2697760 33.03 62176 2072672 942724 10.23 589336 1897528 4 08:16:01 5283096 7329284 2884332 35.32 64976 2139948 1050412 11.40 724744 1948220 24428 Average: 5538074 7396916 2629354 32.19 56477 1967622 987602 10.72 629106 1801564 31550 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 ens3 392.25 217.07 1125.56 65.97 0.00 0.00 0.00 0.00 08:12:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 ens3 44.94 35.14 789.09 4.89 0.00 0.00 0.00 0.00 08:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 44.04 37.44 396.47 4.28 0.00 0.00 0.00 0.00 08:14:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 ens3 3.63 3.42 6.66 0.61 0.00 0.00 0.00 0.00 08:15:01 lo 29.81 29.81 7.26 7.26 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 ens3 103.58 76.15 884.94 15.28 0.00 0.00 0.00 0.00 08:16:01 lo 0.40 0.40 0.04 0.04 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 117.70 73.85 640.53 18.21 0.00 0.00 0.00 0.00 Average: lo 6.65 6.65 1.52 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9201) 08/26/26 _x86_64_ (4 CPU) 08:10:41 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 21.16 0.00 3.32 5.51 1.74 68.28 08:12:01 0 12.01 0.00 2.60 8.92 1.89 74.58 08:12:01 1 30.44 0.00 2.78 1.65 1.80 63.33 08:12:01 2 23.98 0.00 6.04 8.13 1.77 60.08 08:12:01 3 18.27 0.00 1.86 3.34 1.48 75.06 08:13:01 all 19.83 0.00 1.16 2.01 1.08 75.93 08:13:01 0 8.09 0.00 0.43 1.08 1.34 89.06 08:13:01 1 41.68 0.00 1.56 1.50 1.48 53.78 08:13:01 2 15.99 0.00 1.45 5.23 1.01 76.32 08:13:01 3 13.57 0.00 1.18 0.18 0.50 84.56 08:14:01 all 6.50 0.00 0.99 1.35 0.60 90.57 08:14:01 0 0.70 0.00 0.73 2.86 0.42 95.29 08:14:01 1 2.80 0.00 0.68 1.67 0.52 94.33 08:14:01 2 14.67 0.00 1.14 0.08 0.88 83.23 08:14:01 3 7.77 0.00 1.40 0.80 0.58 89.45 08:15:01 all 3.25 0.00 15.15 0.02 0.92 80.67 08:15:01 0 2.90 0.00 15.09 0.00 0.85 81.16 08:15:01 1 3.03 0.00 15.39 0.07 0.95 80.56 08:15:01 2 4.09 0.00 15.00 0.00 1.01 79.90 08:15:01 3 2.97 0.00 15.12 0.00 0.83 81.07 08:16:01 all 18.24 0.00 1.03 0.88 1.33 78.52 08:16:01 0 34.31 0.00 1.60 0.23 1.36 62.50 08:16:01 1 14.80 0.00 0.65 0.13 1.20 83.22 08:16:01 2 5.99 0.00 0.61 2.08 1.44 89.88 08:16:01 3 17.94 0.00 1.28 1.04 1.33 78.41 Average: all 13.80 0.00 4.32 1.95 1.13 78.79 Average: 0 11.60 0.00 4.08 2.62 1.17 80.52 Average: 1 18.57 0.00 4.21 1.00 1.19 75.04 Average: 2 12.93 0.00 4.85 3.10 1.22 77.91 Average: 3 12.12 0.00 4.16 1.07 0.94 81.70