---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2936 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: 2799.998 BogoMIPS: 5599.99 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 9.5G 9.8G 50% / 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 465 1051 0 2426 3208 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:0c:79:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe0c:79a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f0:38:71:53 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-2936) 01/06/24 _x86_64_ (4 CPU) 09:27:43 LINUX RESTART (4 CPU) 09:28:01 tps rtps wtps bread/s bwrtn/s 09:29:01 150.27 78.64 71.64 6184.84 41849.44 09:30:01 124.26 8.87 115.40 1596.53 33265.39 09:31:01 24.18 1.03 23.15 57.99 2111.65 Average: 99.57 29.51 70.06 2613.12 25742.16 09:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 1557936 3281824 2480720 61.42 47936 1830348 938028 18.44 669436 1630152 186896 09:30:01 1143220 3336700 2895436 71.69 66792 2261180 880492 17.31 700008 1972300 232 09:31:01 1082536 3291124 2956120 73.20 70188 2273008 916416 18.01 767456 1965476 33476 Average: 1261231 3303216 2777425 68.77 61639 2121512 911645 17.92 712300 1855976 73535 09:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 09:29:01 ens3 467.39 258.21 1373.39 65.53 0.00 0.00 0.00 0.00 09:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 4.53 4.53 0.41 0.41 0.00 0.00 0.00 0.00 09:30:01 ens3 297.63 167.14 2079.38 27.02 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 09:31:01 ens3 19.71 22.43 39.94 19.29 0.00 0.00 0.00 0.00 09:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.18 2.18 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 261.58 149.26 1164.23 37.28 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-2936) 01/06/24 _x86_64_ (4 CPU) 09:27:43 LINUX RESTART (4 CPU) 09:28:01 CPU %user %nice %system %iowait %steal %idle 09:29:01 all 19.33 0.00 2.41 4.10 0.05 74.11 09:29:01 0 25.99 0.00 2.42 3.96 0.05 67.57 09:29:01 1 17.92 0.00 1.96 7.12 0.03 72.97 09:29:01 2 18.86 0.00 2.20 2.82 0.07 76.05 09:29:01 3 14.57 0.00 3.03 2.46 0.03 79.91 09:30:01 all 17.84 0.00 2.67 2.89 0.05 76.55 09:30:01 0 22.87 0.00 3.33 3.73 0.05 70.02 09:30:01 1 5.10 0.00 2.09 5.07 0.03 87.70 09:30:01 2 25.51 0.00 3.38 0.64 0.07 70.41 09:30:01 3 17.91 0.00 1.89 2.14 0.03 78.03 09:31:01 all 18.68 0.00 0.96 0.80 0.03 79.52 09:31:01 0 4.79 0.00 0.50 0.03 0.02 94.66 09:31:01 1 36.95 0.00 1.44 0.13 0.05 61.43 09:31:01 2 11.86 0.00 0.65 0.47 0.05 86.97 09:31:01 3 21.14 0.00 1.27 2.58 0.03 74.98 Average: all 18.62 0.00 2.01 2.60 0.04 76.73 Average: 0 17.87 0.00 2.08 2.57 0.04 77.43 Average: 1 20.00 0.00 1.83 4.11 0.04 74.03 Average: 2 18.73 0.00 2.08 1.31 0.06 77.82 Average: 3 17.88 0.00 2.06 2.40 0.03 77.63