---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2937 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 430 762 0 2751 3234 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:da:f9:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:feda:f9a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:f2:d4:82 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-2937) 01/06/24 _x86_64_ (4 CPU) 09:38:42 LINUX RESTART (4 CPU) 09:39:01 tps rtps wtps bread/s bwrtn/s 09:40:02 153.24 78.54 74.70 6182.44 42856.34 09:41:01 125.00 49.94 75.06 2559.16 24342.59 09:42:01 111.13 66.09 45.04 1298.45 12819.60 Average: 129.82 64.94 64.88 3351.08 26685.86 09:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:02 1542044 3293816 2496612 61.82 49412 1854508 922848 18.14 659668 1651880 184344 09:41:01 1186372 3370924 2852284 70.62 64244 2257756 819820 16.12 871440 1765056 103132 09:42:01 814048 3327644 3224608 79.84 72092 2567004 857832 16.86 1066796 1919148 135816 Average: 1180821 3330795 2857835 70.76 61916 2226423 866833 17.04 865968 1778695 141097 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 422.66 271.04 1436.64 63.00 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 183.49 128.03 1277.85 13.26 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 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 09:42:01 ens3 213.40 160.67 267.68 46.83 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 1.52 1.52 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 273.69 186.91 992.47 41.18 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-2937) 01/06/24 _x86_64_ (4 CPU) 09:38:42 LINUX RESTART (4 CPU) 09:39:01 CPU %user %nice %system %iowait %steal %idle 09:40:02 all 19.83 0.00 2.36 4.31 0.06 73.44 09:40:02 0 40.14 0.00 2.94 3.99 0.08 52.85 09:40:02 1 6.52 0.00 2.82 7.81 0.03 82.82 09:40:02 2 17.24 0.00 1.61 1.77 0.05 79.33 09:40:02 3 15.33 0.00 2.09 3.66 0.05 78.87 09:41:01 all 18.52 1.31 2.15 3.27 0.05 74.70 09:41:01 0 21.47 0.00 2.60 3.41 0.03 72.48 09:41:01 1 6.61 0.00 1.27 8.10 0.03 83.99 09:41:01 2 13.78 1.67 1.83 0.96 0.05 81.71 09:41:01 3 32.29 3.57 2.92 0.58 0.07 60.57 09:42:01 all 19.68 0.00 6.52 5.75 0.08 67.98 09:42:01 0 18.63 0.00 5.11 6.15 0.08 70.03 09:42:01 1 29.44 0.00 8.75 6.58 0.08 55.15 09:42:01 2 11.90 0.00 5.15 7.47 0.08 75.40 09:42:01 3 18.61 0.00 7.00 2.85 0.08 71.45 Average: all 19.35 0.43 3.68 4.45 0.06 72.03 Average: 0 26.79 0.00 3.55 4.52 0.07 65.07 Average: 1 14.28 0.00 4.31 7.49 0.05 73.87 Average: 2 14.31 0.55 2.86 3.41 0.06 78.81 Average: 3 22.02 1.18 4.01 2.37 0.07 70.35