---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2007 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.3G 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 609 12255 0 3175 15100 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:1c:37:29 brd ff:ff:ff:ff:ff:ff inet 10.30.106.199/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe1c:3729/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2007) 10/02/25 _x86_64_ (4 CPU) 01:12:27 LINUX RESTART (4 CPU) 01:13:02 tps rtps wtps bread/s bwrtn/s 01:14:01 141.69 16.13 125.55 1243.31 39850.74 01:15:01 155.17 19.85 135.33 672.02 20718.01 01:16:01 67.26 1.77 65.49 76.25 23748.84 Average: 121.26 12.56 108.70 660.63 28040.26 01:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13880672 15569984 2544296 15.49 70272 1813932 765304 4.38 658136 1664536 95164 01:15:01 12408728 14695968 4016240 24.45 89548 2373560 1420224 8.13 1601856 2150612 75584 01:16:01 12559888 15478100 3865080 23.53 96628 2978576 826012 4.73 1240976 2336332 34036 Average: 12949763 15248017 3475205 21.16 85483 2388689 1003847 5.74 1166989 2050493 68261 01:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 103.30 76.04 1144.74 17.93 0.00 0.00 0.00 0.00 01:14:01 lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 01:15:01 ens3 685.44 581.27 7700.55 87.94 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 337.93 343.74 1358.14 2652.24 0.00 0.00 0.00 0.00 01:16:01 lo 21.40 21.40 1.93 1.93 0.00 0.00 0.00 0.00 Average: ens3 377.08 335.12 3413.74 924.41 0.00 0.00 0.00 0.00 Average: lo 7.57 7.57 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2007) 10/02/25 _x86_64_ (4 CPU) 01:12:27 LINUX RESTART (4 CPU) 01:13:02 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 14.56 0.00 1.18 2.24 0.06 81.96 01:14:01 0 4.07 0.00 0.56 6.16 0.07 89.14 01:14:01 1 7.16 0.00 0.64 0.15 0.03 92.01 01:14:01 2 9.25 0.00 0.91 1.25 0.03 88.55 01:14:01 3 37.74 0.00 2.61 1.42 0.08 58.14 01:15:01 all 36.98 0.00 2.12 0.53 0.10 60.27 01:15:01 0 35.41 0.00 1.98 0.57 0.08 61.96 01:15:01 1 44.20 0.00 1.34 0.37 0.10 53.99 01:15:01 2 26.89 0.00 2.69 0.75 0.10 69.58 01:15:01 3 41.48 0.00 2.51 0.42 0.10 55.49 01:16:01 all 30.38 0.00 2.10 0.96 0.08 66.49 01:16:01 0 19.70 0.00 2.10 1.83 0.08 76.29 01:16:01 1 35.55 0.00 2.23 1.44 0.08 60.70 01:16:01 2 46.74 0.00 2.81 0.55 0.10 49.80 01:16:01 3 19.60 0.00 1.26 0.00 0.05 79.09 Average: all 27.38 0.00 1.80 1.24 0.08 69.50 Average: 0 19.81 0.00 1.55 2.84 0.08 75.72 Average: 1 29.07 0.00 1.41 0.66 0.07 68.79 Average: 2 27.71 0.00 2.14 0.85 0.08 69.22 Average: 3 32.88 0.00 2.12 0.61 0.08 64.31