---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1646 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 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 437 754 0 2752 3227 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:9a:83:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.71/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe9a:83d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b4:d9:70:5d 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-1646) 12/22/23 _x86_64_ (4 CPU) 09:38:47 LINUX RESTART (4 CPU) 09:39:01 tps rtps wtps bread/s bwrtn/s 09:40:02 137.71 78.44 59.27 6153.37 41167.29 09:41:01 125.06 41.04 84.02 1767.84 25714.83 09:42:01 121.55 74.65 46.89 2100.18 12751.61 Average: 128.12 64.84 63.28 3349.25 26549.21 09:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:02 1684608 3305852 2354048 58.29 39976 1741536 911736 17.92 614272 1570896 92608 09:41:01 1214232 3368636 2824424 69.93 62628 2230292 831104 16.34 853268 1757584 98476 09:42:01 804756 3318980 3233900 80.07 72092 2567764 863148 16.97 1074804 1920248 137708 Average: 1234532 3331156 2804124 69.43 58232 2179864 868663 17.08 847448 1749576 109597 09:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 09:40:02 ens3 333.19 231.76 1438.59 62.26 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 lo 2.44 2.44 0.24 0.24 0.00 0.00 0.00 0.00 09:41:01 ens3 194.32 126.61 1272.03 12.12 0.00 0.00 0.00 0.00 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 09:42:01 ens3 205.97 156.31 267.58 47.04 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 Average: lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 244.77 171.81 991.17 40.63 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-1646) 12/22/23 _x86_64_ (4 CPU) 09:38:47 LINUX RESTART (4 CPU) 09:39:01 CPU %user %nice %system %iowait %steal %idle 09:40:02 all 16.87 0.00 2.09 4.07 0.05 76.92 09:40:02 0 21.91 0.00 3.52 2.47 0.03 72.06 09:40:02 1 23.58 0.00 1.69 2.57 0.05 72.10 09:40:02 2 6.95 0.00 1.26 4.66 0.07 87.06 09:40:02 3 15.11 0.00 1.88 6.58 0.05 76.38 09:41:01 all 18.51 1.13 1.85 3.11 0.06 75.34 09:41:01 0 31.04 0.02 2.26 3.12 0.07 63.50 09:41:01 1 18.11 0.00 1.97 0.34 0.05 79.54 09:41:01 2 17.77 0.00 1.57 3.26 0.09 77.32 09:41:01 3 7.06 4.49 1.63 5.72 0.05 81.04 09:42:01 all 19.15 0.00 6.45 6.20 0.07 68.13 09:42:01 0 18.22 0.00 6.81 6.06 0.07 68.85 09:42:01 1 21.74 0.00 6.58 5.27 0.07 66.34 09:42:01 2 13.97 0.00 5.20 5.52 0.05 75.26 09:42:01 3 22.70 0.00 7.17 7.97 0.07 62.10 Average: all 18.17 0.37 3.47 4.47 0.06 73.46 Average: 0 23.69 0.01 4.20 3.89 0.06 68.16 Average: 1 21.16 0.00 3.42 2.74 0.06 72.63 Average: 2 12.85 0.00 2.68 4.49 0.07 79.92 Average: 3 14.99 1.48 3.57 6.76 0.06 73.14