---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-18048 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 450 1023 0 2470 3228 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:c9:12:73 brd ff:ff:ff:ff:ff:ff inet 10.32.6.255/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fec9:1273/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2b:6a:dc:8b 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-18048) 11/14/23 _x86_64_ (4 CPU) 14:32:59 LINUX RESTART (4 CPU) 14:33:01 tps rtps wtps bread/s bwrtn/s 14:34:01 177.37 124.73 52.64 8678.55 39638.08 14:35:01 138.28 77.80 60.47 3690.85 12441.26 14:36:01 56.26 27.53 28.73 961.04 12556.57 Average: 123.97 76.69 47.28 4443.48 21545.30 14:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:34:01 1763336 3293416 2275320 56.34 36288 1657628 936840 18.42 600264 1514376 80844 14:35:01 1333576 3330888 2705080 66.98 62240 2078096 1165052 22.90 610928 1891548 155520 14:36:01 1092508 3332892 2946148 72.95 62668 2317752 864456 16.99 681280 2054528 1460 Average: 1396473 3319065 2642183 65.42 53732 2017825 988783 19.44 630824 1820151 79275 14:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:34:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 14:34:01 ens3 299.73 202.15 1041.66 57.16 0.00 0.00 0.00 0.00 14:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:35:01 ens3 64.42 57.87 770.98 7.40 0.00 0.00 0.00 0.00 14:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 14:36:01 ens3 360.09 267.27 2491.25 39.95 0.00 0.00 0.00 0.00 14:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 241.42 175.77 1434.63 34.84 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-18048) 11/14/23 _x86_64_ (4 CPU) 14:32:59 LINUX RESTART (4 CPU) 14:33:01 CPU %user %nice %system %iowait %steal %idle 14:34:01 all 15.13 0.00 2.38 6.64 0.05 75.80 14:34:01 0 13.04 0.00 1.77 5.42 0.05 79.71 14:34:01 1 11.05 0.00 1.54 9.25 0.05 78.11 14:34:01 2 17.23 0.00 3.55 7.48 0.07 71.67 14:34:01 3 19.18 0.00 2.65 4.41 0.07 73.70 14:35:01 all 18.72 0.00 1.61 5.45 0.06 74.16 14:35:01 0 6.30 0.00 0.76 2.75 0.03 90.17 14:35:01 1 6.37 0.00 1.09 6.98 0.03 85.53 14:35:01 2 22.03 0.00 2.17 7.01 0.07 68.72 14:35:01 3 40.40 0.00 2.42 5.09 0.10 51.98 14:36:01 all 21.61 0.00 1.54 0.87 0.05 75.93 14:36:01 0 19.99 0.00 1.27 0.32 0.07 78.36 14:36:01 1 20.97 0.00 1.25 0.57 0.05 77.16 14:36:01 2 26.03 0.00 1.86 2.04 0.05 70.02 14:36:01 3 19.43 0.00 1.79 0.55 0.05 78.17 Average: all 18.49 0.00 1.84 4.32 0.06 75.29 Average: 0 13.07 0.00 1.26 2.83 0.05 82.79 Average: 1 12.80 0.00 1.29 5.60 0.04 80.27 Average: 2 21.77 0.00 2.53 5.51 0.06 70.14 Average: 3 26.35 0.00 2.29 3.35 0.07 67.93