---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2260 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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 688K 394M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / 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 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 454 856 0 2632 3218 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:22:99:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe22:9932/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:35:7b:89:27 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2260) 12/10/23 _x86_64_ (4 CPU) 17:33:54 LINUX RESTART (4 CPU) 17:34:01 tps rtps wtps bread/s bwrtn/s 17:35:02 129.66 73.00 56.66 5311.38 40137.46 17:36:01 85.41 25.13 60.28 2065.55 10686.32 17:37:01 161.54 96.57 64.97 4889.45 24140.24 Average: 125.76 65.12 60.64 4100.09 25067.89 17:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:35:02 1750016 3308052 2288640 56.67 37080 1683832 907300 17.83 586248 1539380 87608 17:36:01 1282088 3300708 2756568 68.25 59388 2103280 898908 17.67 616724 1937236 332652 17:37:01 895576 3313228 3143080 77.82 73332 2477544 870992 17.12 960156 1956504 46936 Average: 1309227 3307329 2729429 67.58 56600 2088219 892400 17.54 721043 1811040 155732 17:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:35:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 17:35:02 ens3 275.92 180.27 1293.84 57.28 0.00 0.00 0.00 0.00 17:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 lo 1.93 1.93 0.20 0.20 0.00 0.00 0.00 0.00 17:36:01 ens3 200.17 133.20 1075.44 12.50 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 lo 1.93 1.93 0.16 0.16 0.00 0.00 0.00 0.00 17:37:01 ens3 94.97 78.04 288.89 12.36 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.80 1.80 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 190.30 130.49 885.00 27.46 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2260) 12/10/23 _x86_64_ (4 CPU) 17:33:54 LINUX RESTART (4 CPU) 17:34:01 CPU %user %nice %system %iowait %steal %idle 17:35:02 all 15.60 0.00 2.05 3.94 0.05 78.36 17:35:02 0 6.73 0.00 1.44 5.87 0.05 85.91 17:35:02 1 21.56 0.00 2.09 5.76 0.05 70.54 17:35:02 2 24.23 0.00 3.28 2.83 0.07 69.60 17:35:02 3 9.89 0.00 1.39 1.31 0.03 87.38 17:36:01 all 19.40 0.38 1.62 2.21 0.05 76.34 17:36:01 0 4.11 1.53 1.23 6.02 0.02 87.10 17:36:01 1 28.97 0.00 1.99 1.58 0.07 67.39 17:36:01 2 36.78 0.00 2.17 0.34 0.07 60.64 17:36:01 3 7.64 0.00 1.04 0.92 0.05 90.35 17:37:01 all 23.89 0.41 2.86 8.77 0.06 64.01 17:37:01 0 14.32 1.60 2.91 11.81 0.07 69.29 17:37:01 1 17.94 0.02 2.51 7.43 0.05 72.05 17:37:01 2 32.93 0.00 3.01 9.56 0.07 54.44 17:37:01 3 30.48 0.00 2.98 6.24 0.07 60.24 Average: all 19.63 0.26 2.18 4.99 0.05 72.89 Average: 0 8.42 1.04 1.87 7.91 0.04 80.71 Average: 1 22.79 0.01 2.20 4.94 0.06 70.01 Average: 2 31.29 0.00 2.82 4.25 0.07 61.57 Average: 3 16.05 0.00 1.81 2.83 0.05 79.25