---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4243 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: 2799.870 BogoMIPS: 5599.74 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 470 989 0 2483 3206 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:07:7b:10 brd ff:ff:ff:ff:ff:ff inet 10.32.7.111/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe07:7b10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:52:5d:d7 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-4243) 01/20/24 _x86_64_ (4 CPU) 12:41:43 LINUX RESTART (4 CPU) 12:42:01 tps rtps wtps bread/s bwrtn/s 12:43:01 153.88 78.41 75.47 6150.75 42019.48 12:44:01 110.80 32.75 78.05 2122.53 11998.80 12:45:01 49.68 10.90 38.79 353.88 11022.99 Average: 104.79 40.69 64.10 2875.81 21681.50 12:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:43:01 1676044 3358744 2362612 58.50 50508 1786824 850324 16.71 552736 1627876 143864 12:44:01 1063164 3024204 2975492 73.68 64644 2040092 1130040 22.21 922296 1848140 54132 12:45:01 1008472 3258892 3030184 75.03 67916 2320212 909872 17.89 810660 2003732 11852 Average: 1249227 3213947 2789429 69.07 61023 2049043 963412 18.94 761897 1826583 69949 12:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:43:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:43:01 ens3 419.33 271.43 1405.56 62.50 0.00 0.00 0.00 0.00 12:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 12:44:01 ens3 390.52 385.72 1813.58 69.56 0.00 0.00 0.00 0.00 12:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 lo 1.62 1.62 0.23 0.23 0.00 0.00 0.00 0.00 12:45:01 ens3 603.82 508.81 3417.15 86.06 0.00 0.00 0.00 0.00 12:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.56 1.56 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 471.23 388.65 2212.14 72.71 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-4243) 01/20/24 _x86_64_ (4 CPU) 12:41:43 LINUX RESTART (4 CPU) 12:42:01 CPU %user %nice %system %iowait %steal %idle 12:43:01 all 19.40 0.00 2.67 4.44 0.05 73.44 12:43:01 0 7.29 0.00 2.07 10.48 0.03 80.13 12:43:01 1 18.62 0.00 2.19 1.65 0.03 77.50 12:43:01 2 9.19 0.00 3.10 1.97 0.05 85.69 12:43:01 3 42.44 0.00 3.33 3.66 0.08 50.49 12:44:01 all 30.64 0.00 1.73 1.77 0.08 65.78 12:44:01 0 25.58 0.00 1.74 4.12 0.07 68.49 12:44:01 1 33.78 0.00 1.84 0.94 0.07 63.38 12:44:01 2 33.96 0.00 2.41 1.17 0.10 62.36 12:44:01 3 29.26 0.00 0.94 0.85 0.07 68.88 12:45:01 all 34.68 0.00 1.54 0.54 0.08 63.17 12:45:01 0 30.68 0.00 1.67 1.30 0.07 66.28 12:45:01 1 30.49 0.00 1.09 0.43 0.07 67.92 12:45:01 2 35.65 0.00 2.24 0.15 0.08 61.87 12:45:01 3 41.87 0.00 1.17 0.27 0.08 56.61 Average: all 28.24 0.00 1.98 2.25 0.07 67.46 Average: 0 21.19 0.00 1.83 5.30 0.06 71.63 Average: 1 27.63 0.00 1.71 1.01 0.06 69.60 Average: 2 26.30 0.00 2.58 1.10 0.08 69.95 Average: 3 37.86 0.00 1.81 1.59 0.08 58.66