---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2297 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 12G 7.6G 61% / 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 477 1166 0 2299 3183 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:55:85:37 brd ff:ff:ff:ff:ff:ff inet 10.32.7.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe55:8537/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:ea:22:e3 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-2297) 12/11/23 _x86_64_ (4 CPU) 06:11:44 LINUX RESTART (4 CPU) 06:12:01 tps rtps wtps bread/s bwrtn/s 06:13:01 170.65 74.92 95.73 6049.93 42796.08 06:14:01 141.98 13.94 128.04 1468.55 60901.28 06:15:01 317.06 164.12 152.94 16271.15 77830.89 Average: 209.83 84.26 125.58 7923.42 60509.81 06:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:13:01 1603168 3265740 2435488 60.30 39884 1781516 954024 18.75 660800 1599300 93376 06:14:01 458184 3306176 3580472 88.66 72944 2885832 1114468 21.91 636208 2681960 112372 06:15:01 1283808 3259344 2754848 68.21 116036 1963788 951108 18.70 609068 1874268 4080 Average: 1115053 3277087 2923603 72.39 76288 2210379 1006533 19.79 635359 2051843 69943 06:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:13:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 06:13:01 ens3 415.71 290.45 1895.39 69.60 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 lo 3.46 3.46 0.30 0.30 0.00 0.00 0.00 0.00 06:14:01 ens3 463.98 336.62 13726.46 27.09 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 lo 0.43 0.43 0.05 0.05 0.00 0.00 0.00 0.00 06:15:01 ens3 171.30 143.24 280.22 38.36 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.68 1.68 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 350.45 256.85 5309.11 45.00 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-2297) 12/11/23 _x86_64_ (4 CPU) 06:11:44 LINUX RESTART (4 CPU) 06:12:01 CPU %user %nice %system %iowait %steal %idle 06:13:01 all 18.09 0.00 2.49 4.90 0.06 74.46 06:13:01 0 7.91 0.00 1.89 5.56 0.05 84.59 06:13:01 1 19.05 0.00 2.26 5.91 0.05 72.73 06:13:01 2 26.08 0.00 2.74 4.98 0.08 66.12 06:13:01 3 19.32 0.00 3.07 3.15 0.05 74.41 06:14:01 all 22.35 0.00 4.00 2.75 0.07 70.82 06:14:01 0 20.74 0.00 4.10 6.38 0.08 68.69 06:14:01 1 16.60 0.00 3.10 0.12 0.07 80.11 06:14:01 2 45.25 0.00 5.38 1.16 0.10 48.11 06:14:01 3 6.87 0.00 3.45 3.34 0.05 86.29 06:15:01 all 28.77 0.00 12.78 6.47 0.10 51.88 06:15:01 0 29.28 0.00 13.12 5.79 0.10 51.71 06:15:01 1 28.08 0.00 13.30 8.48 0.10 50.04 06:15:01 2 33.56 0.00 12.32 6.58 0.12 47.42 06:15:01 3 24.21 0.00 12.36 5.02 0.08 58.33 Average: all 23.06 0.00 6.41 4.70 0.08 65.76 Average: 0 19.29 0.00 6.35 5.91 0.08 68.37 Average: 1 21.21 0.00 6.19 4.82 0.07 67.70 Average: 2 34.97 0.00 6.81 4.23 0.10 53.89 Average: 3 16.80 0.00 6.28 3.83 0.06 73.02