---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4218 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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: 3943 420 1301 0 2222 3258 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:52:d5:d9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.116/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fe52:d5d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4218) 01/20/24 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 137.36 67.44 69.92 4550.44 41890.10 08:15:01 117.46 34.94 82.52 2181.37 13811.03 08:16:01 48.60 4.67 43.94 186.07 6263.25 Average: 101.14 35.68 65.46 2305.84 20653.99 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1820644 3383620 2218000 54.92 48420 1671140 578200 11.37 537272 1511088 149048 08:15:01 1065736 2929764 2972908 73.61 62104 1945556 1080908 21.25 1023756 1750440 27564 08:16:01 1394792 3398100 2643852 65.46 69508 2073436 537344 10.56 634580 1804652 53340 Average: 1427057 3237161 2611587 64.66 60011 1896711 732151 14.39 731869 1688727 76651 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 329.53 206.32 1400.81 60.39 0.00 0.00 0.00 0.00 08:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:15:01 ens3 343.06 379.64 2211.76 65.85 0.00 0.00 0.00 0.00 08:15:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 08:16:01 ens3 269.53 253.67 921.71 53.84 0.00 0.00 0.00 0.00 08:16:01 lo 1.72 1.72 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 314.04 279.87 1511.39 60.03 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4218) 01/20/24 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 20.23 0.00 2.07 4.41 0.05 73.24 08:14:01 0 14.40 0.00 1.35 0.89 0.05 83.31 08:14:01 1 16.17 0.00 1.71 2.32 0.03 79.77 08:14:01 2 14.69 0.00 1.84 10.59 0.05 72.83 08:14:01 3 35.74 0.00 3.37 3.84 0.07 56.97 08:15:01 all 29.34 0.00 1.51 2.63 0.07 66.45 08:15:01 0 43.76 0.00 1.69 1.02 0.08 53.44 08:15:01 1 28.35 0.00 1.49 0.20 0.07 69.89 08:15:01 2 22.35 0.00 1.66 7.38 0.07 68.55 08:15:01 3 22.87 0.00 1.20 1.92 0.07 73.94 08:16:01 all 27.47 0.00 1.37 0.92 0.06 70.18 08:16:01 0 39.00 0.00 1.35 0.17 0.07 59.42 08:16:01 1 35.14 0.00 2.07 0.28 0.08 62.42 08:16:01 2 15.11 0.00 1.42 3.19 0.05 80.22 08:16:01 3 20.64 0.00 0.60 0.03 0.03 78.70 Average: all 25.68 0.00 1.65 2.65 0.06 69.95 Average: 0 32.39 0.00 1.46 0.69 0.07 65.39 Average: 1 26.55 0.00 1.76 0.94 0.06 70.69 Average: 2 17.39 0.00 1.64 7.05 0.06 73.87 Average: 3 26.40 0.00 1.72 1.93 0.06 69.89