---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1990 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 11G 9.0G 54% / 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 472 171 0 3299 3188 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:da:0b:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:feda:ba5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:32:90:51 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-1990) 12/08/23 _x86_64_ (4 CPU) 05:44:38 LINUX RESTART (4 CPU) 05:45:02 tps rtps wtps bread/s bwrtn/s 05:46:01 143.25 78.38 64.87 6189.32 42502.24 05:47:01 170.04 9.12 160.92 1639.86 63781.24 05:48:01 33.89 1.03 32.86 57.99 2801.40 Average: 115.57 29.24 86.34 2609.17 36327.33 05:45:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:46:01 1708028 3383524 2330628 57.71 49372 1780536 832836 16.37 527616 1620220 140656 05:47:01 248672 3317936 3789984 93.84 85140 3069704 988756 19.44 725872 2772152 8080 05:48:01 234796 3324024 3803860 94.19 91908 3081384 874524 17.19 735916 2775272 29596 Average: 730499 3341828 3308157 81.91 75473 2643875 898705 17.67 663135 2389215 59444 05:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:46:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 05:46:01 ens3 333.27 200.56 1379.97 60.41 0.00 0.00 0.00 0.00 05:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 lo 3.87 3.87 0.33 0.33 0.00 0.00 0.00 0.00 05:47:01 ens3 255.51 183.89 6582.70 17.56 0.00 0.00 0.00 0.00 05:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 05:48:01 ens3 33.19 38.79 45.69 98.39 0.00 0.00 0.00 0.00 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.32 2.32 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 206.62 140.75 2676.66 58.78 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-1990) 12/08/23 _x86_64_ (4 CPU) 05:44:38 LINUX RESTART (4 CPU) 05:45:02 CPU %user %nice %system %iowait %steal %idle 05:46:01 all 20.86 0.00 2.63 3.88 0.06 72.58 05:46:01 0 9.76 0.00 2.19 8.85 0.03 79.16 05:46:01 1 29.97 0.00 2.55 1.19 0.05 66.24 05:46:01 2 10.69 0.00 1.93 2.37 0.07 84.94 05:46:01 3 33.02 0.00 3.81 3.10 0.07 60.01 05:47:01 all 22.59 0.00 5.19 3.05 0.06 69.11 05:47:01 0 11.29 0.00 5.06 4.23 0.05 79.37 05:47:01 1 23.74 0.00 5.40 5.28 0.07 65.51 05:47:01 2 19.91 0.00 5.12 1.72 0.07 73.20 05:47:01 3 35.50 0.00 5.21 0.95 0.08 58.26 05:48:01 all 18.98 0.00 0.98 1.10 0.05 78.89 05:48:01 0 8.52 0.00 0.85 0.03 0.03 90.57 05:48:01 1 6.28 0.00 0.94 4.03 0.05 88.71 05:48:01 2 21.80 0.00 1.10 0.05 0.05 77.00 05:48:01 3 39.32 0.00 1.05 0.30 0.07 59.26 Average: all 20.80 0.00 2.93 2.67 0.06 73.55 Average: 0 9.85 0.00 2.70 4.34 0.04 83.07 Average: 1 19.93 0.00 2.96 3.51 0.06 73.55 Average: 2 17.51 0.00 2.72 1.37 0.06 78.34 Average: 3 35.97 0.00 3.35 1.44 0.07 59.17