---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16960 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 8.6G 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 546 13011 0 2482 15175 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:df:5e:57 brd ff:ff:ff:ff:ff:ff inet 10.30.107.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fedf:5e57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16960) 12/02/25 _x86_64_ (4 CPU) 10:39:43 LINUX RESTART (4 CPU) 10:40:01 tps rtps wtps bread/s bwrtn/s 10:41:02 257.57 46.78 210.80 2313.61 50900.85 10:42:01 130.13 15.69 114.44 978.38 16266.76 10:43:01 5.55 0.25 5.30 6.00 368.74 Average: 131.09 20.93 110.15 1100.00 22546.65 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:41:02 13807248 15509076 2617720 15.94 69032 1827492 1086492 6.22 714412 1674728 244092 10:42:01 12046068 13998100 4378900 26.66 77016 2061464 2128656 12.18 2319892 1809996 3504 10:43:01 12732660 14698876 3692308 22.48 78144 2074080 1498852 8.58 1627704 1817340 9076 Average: 12861992 14735351 3562976 21.69 74731 1987679 1571333 8.99 1554003 1767355 85557 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:41:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 10:41:02 ens3 134.79 98.37 1368.28 21.49 0.00 0.00 0.00 0.00 10:42:01 lo 10.66 10.66 2.62 2.62 0.00 0.00 0.00 0.00 10:42:01 ens3 394.32 309.01 3269.04 51.20 0.00 0.00 0.00 0.00 10:43:01 lo 57.44 57.44 28.54 28.54 0.00 0.00 0.00 0.00 10:43:01 ens3 647.49 366.39 182.76 140.20 0.00 0.00 0.00 0.00 Average: lo 23.24 23.24 10.49 10.49 0.00 0.00 0.00 0.00 Average: ens3 392.19 257.64 1597.50 71.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16960) 12/02/25 _x86_64_ (4 CPU) 10:39:43 LINUX RESTART (4 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:41:02 all 21.11 0.00 1.60 3.77 0.06 73.47 10:41:02 0 17.44 0.00 1.14 1.41 0.08 79.93 10:41:02 1 9.74 0.00 1.30 3.78 0.07 85.11 10:41:02 2 7.45 0.00 0.79 5.48 0.05 86.23 10:41:02 3 49.76 0.00 3.16 4.38 0.07 42.64 10:42:01 all 60.85 0.00 1.70 0.63 0.13 36.69 10:42:01 0 48.34 0.00 1.58 0.26 0.14 49.68 10:42:01 1 63.85 0.00 1.89 1.12 0.14 33.00 10:42:01 2 70.35 0.00 1.72 1.02 0.12 26.79 10:42:01 3 60.86 0.00 1.60 0.14 0.14 37.27 10:43:01 all 63.17 0.00 1.75 0.02 0.10 34.96 10:43:01 0 68.61 0.00 1.57 0.03 0.10 29.68 10:43:01 1 64.97 0.00 1.74 0.00 0.10 33.19 10:43:01 2 62.85 0.00 1.94 0.03 0.10 35.08 10:43:01 3 56.23 0.00 1.79 0.00 0.10 41.88 Average: all 48.31 0.00 1.68 1.48 0.10 48.43 Average: 0 44.81 0.00 1.43 0.57 0.11 53.08 Average: 1 46.09 0.00 1.64 1.64 0.10 50.53 Average: 2 46.76 0.00 1.48 2.18 0.09 49.49 Average: 3 55.59 0.00 2.18 1.51 0.10 40.62