---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1003 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 9.6G 9.7G 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 446 756 0 2741 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:6e:4a:66 brd ff:ff:ff:ff:ff:ff inet 10.32.7.0/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe6e:4a66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:dd:23:49 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-1003) 11/28/23 _x86_64_ (4 CPU) 09:39:27 LINUX RESTART (4 CPU) 09:40:01 tps rtps wtps bread/s bwrtn/s 09:41:01 84.97 36.06 48.91 1861.82 6709.28 09:42:01 189.95 113.11 76.84 3782.70 23412.23 09:43:01 43.57 2.33 41.24 110.36 13011.53 Average: 106.16 50.50 55.66 1918.20 14377.60 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:41:01 1628188 3357744 2410468 59.68 52892 1829080 840316 16.52 559716 1664776 153440 09:42:01 1066240 3365872 2972416 73.60 69864 2360648 814300 16.01 914840 1827216 185288 09:43:01 779548 3295252 3259108 80.70 74692 2567188 871084 17.12 1099060 1920416 149612 Average: 1157992 3339623 2880664 71.33 65816 2252305 841900 16.55 857872 1804136 162780 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 ens3 199.33 145.28 1062.74 43.15 0.00 0.00 0.00 0.00 09:41:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 09:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 ens3 256.02 185.45 1305.68 22.41 0.00 0.00 0.00 0.00 09:42:01 lo 2.87 2.87 0.29 0.29 0.00 0.00 0.00 0.00 09:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 ens3 131.41 102.47 79.46 37.05 0.00 0.00 0.00 0.00 09:43:01 lo 0.40 0.40 0.03 0.03 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 Average: ens3 195.58 144.40 815.92 34.20 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1003) 11/28/23 _x86_64_ (4 CPU) 09:39:27 LINUX RESTART (4 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:41:01 all 20.46 0.00 1.55 2.31 0.05 75.63 09:41:01 0 20.01 0.00 1.52 0.27 0.02 78.19 09:41:01 1 42.41 0.00 2.33 0.63 0.05 54.57 09:41:01 2 12.67 0.00 1.27 1.22 0.03 84.81 09:41:01 3 6.66 0.00 1.07 7.11 0.07 85.09 09:42:01 all 18.10 1.18 3.80 8.95 0.06 67.91 09:42:01 0 30.49 3.25 4.25 8.39 0.07 53.55 09:42:01 1 16.63 1.45 3.76 8.86 0.05 69.25 09:42:01 2 16.23 0.00 3.78 7.20 0.07 72.72 09:42:01 3 9.04 0.00 3.41 11.36 0.07 76.12 09:43:01 all 18.50 0.00 4.40 0.80 0.06 76.23 09:43:01 0 30.98 0.00 4.50 0.55 0.07 63.91 09:43:01 1 18.19 0.00 4.88 0.22 0.07 76.64 09:43:01 2 15.31 0.00 5.14 2.35 0.07 77.13 09:43:01 3 9.46 0.00 3.13 0.08 0.05 87.28 Average: all 19.02 0.39 3.25 4.01 0.06 73.26 Average: 0 27.16 1.08 3.42 3.06 0.05 65.23 Average: 1 25.76 0.48 3.66 3.23 0.06 66.81 Average: 2 14.74 0.00 3.40 3.59 0.06 78.22 Average: 3 8.39 0.00 2.54 6.18 0.06 82.84