---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2222 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 556 12707 0 2775 15156 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d7:dd:57 brd ff:ff:ff:ff:ff:ff inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fed7:dd57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2222) 08/03/26 _x86_64_ (4 CPU) 11:28:51 LINUX RESTART (4 CPU) 11:29:01 tps rtps wtps bread/s bwrtn/s 11:30:02 285.07 54.04 231.03 3617.93 62863.92 11:31:01 143.62 29.42 114.20 1733.67 15910.93 11:32:01 57.36 5.27 52.09 169.31 7642.86 11:33:01 23.96 7.97 16.00 695.08 2413.60 11:34:01 23.83 3.37 20.46 143.71 6367.21 Average: 106.64 19.98 86.66 1270.40 19050.17 11:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:02 13984828 15547348 2440140 14.86 61520 1703312 769100 4.40 669292 1563224 175748 11:31:01 13551684 15430096 2873284 17.49 80936 1984428 914756 5.24 833344 1800312 8264 11:32:01 12967064 15103360 3457904 21.05 88392 2226608 1121740 6.42 1198320 2002440 42676 11:33:01 11939872 14122208 4485096 27.31 89908 2269080 2178076 12.46 2225620 1996680 2376 11:34:01 12974016 15488624 3450952 21.01 91904 2595396 838900 4.80 1004508 2179248 177352 Average: 13083493 15138327 3341475 20.34 82532 2155765 1164514 6.66 1186217 1908381 81283 11:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:02 ens3 408.92 246.94 1768.93 89.04 0.00 0.00 0.00 0.00 11:30:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 11:31:01 ens3 210.51 193.66 1329.37 49.82 0.00 0.00 0.00 0.00 11:31:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 11:32:01 ens3 375.07 294.93 3163.88 37.91 0.00 0.00 0.00 0.00 11:32:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:33:01 ens3 199.22 153.11 181.03 57.44 0.00 0.00 0.00 0.00 11:33:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:34:01 ens3 335.98 287.72 414.93 1273.32 0.00 0.00 0.00 0.00 11:34:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 306.26 235.41 1371.77 302.35 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2222) 08/03/26 _x86_64_ (4 CPU) 11:28:51 LINUX RESTART (4 CPU) 11:29:01 CPU %user %nice %system %iowait %steal %idle 11:30:02 all 20.38 0.00 1.84 7.43 0.08 70.27 11:30:02 0 29.99 0.00 2.86 6.44 0.08 60.63 11:30:02 1 11.42 0.00 0.99 9.55 0.05 78.00 11:30:02 2 9.51 0.00 1.23 9.86 0.08 79.33 11:30:02 3 30.64 0.00 2.29 3.94 0.07 63.07 11:31:01 all 18.60 0.00 1.76 1.15 0.07 78.41 11:31:01 0 15.94 0.00 2.14 0.92 0.07 80.93 11:31:01 1 11.79 0.00 2.13 2.01 0.09 83.98 11:31:01 2 13.19 0.00 1.06 0.97 0.05 84.73 11:31:01 3 33.44 0.00 1.70 0.68 0.09 64.09 11:32:01 all 16.00 0.00 1.18 0.10 0.07 82.65 11:32:01 0 14.96 0.00 1.37 0.03 0.10 83.54 11:32:01 1 24.72 0.00 1.10 0.08 0.07 74.02 11:32:01 2 15.27 0.00 1.41 0.12 0.07 83.13 11:32:01 3 9.06 0.00 0.85 0.15 0.07 89.87 11:33:01 all 72.32 0.00 2.00 0.15 0.13 25.41 11:33:01 0 74.42 0.00 1.98 0.22 0.13 23.25 11:33:01 1 73.75 0.00 2.23 0.17 0.12 23.74 11:33:01 2 68.64 0.00 1.81 0.10 0.13 29.31 11:33:01 3 72.46 0.00 1.98 0.12 0.12 25.33 11:34:01 all 44.42 0.00 2.15 0.22 0.09 53.12 11:34:01 0 39.16 0.00 2.07 0.02 0.07 58.68 11:34:01 1 44.25 0.00 2.94 0.53 0.12 52.17 11:34:01 2 60.04 0.00 1.94 0.10 0.08 37.83 11:34:01 3 34.29 0.00 1.64 0.23 0.07 63.77 Average: all 34.38 0.00 1.79 1.82 0.09 61.93 Average: 0 34.93 0.00 2.08 1.53 0.09 61.37 Average: 1 33.25 0.00 1.88 2.47 0.09 62.32 Average: 2 33.38 0.00 1.49 2.25 0.08 62.80 Average: 3 35.98 0.00 1.69 1.03 0.08 61.22