---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11190 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 9.2G 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 615 12306 0 3117 15094 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:e0:1b:e6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.166/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fee0:1be6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11190) 11/08/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 186.87 41.55 145.32 2361.21 20858.65 07:52:01 57.12 6.40 50.72 228.50 11371.44 07:53:01 23.73 0.47 23.26 10.93 17015.39 07:54:01 18.20 0.48 17.72 21.33 8934.53 07:55:01 32.19 3.58 28.61 371.14 19432.09 Average: 63.63 10.50 53.13 598.68 15522.87 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13002228 14869312 3422732 20.84 75324 1981444 1414308 8.09 1416460 1767728 86588 07:52:01 11633796 13628836 4791164 29.17 79240 2101072 2525220 14.45 2707400 1833696 11804 07:53:01 11395112 13750084 5029848 30.62 80460 2453752 2389820 13.68 2589452 2178056 392 07:54:01 12618772 15293388 3806188 23.17 83436 2763804 1003508 5.74 1171988 2361948 271036 07:55:01 12535572 15393360 3889388 23.68 86960 2939348 905152 5.18 1128920 2480352 39320 Average: 12237096 14586996 4187864 25.50 81084 2447884 1647602 9.43 1802844 2124356 81828 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 07:51:01 ens3 291.34 226.37 3036.81 42.54 0.00 0.00 0.00 0.00 07:52:01 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 07:52:01 ens3 1018.61 595.52 1835.52 218.40 0.00 0.00 0.00 0.00 07:53:01 lo 24.48 24.48 5.44 5.44 0.00 0.00 0.00 0.00 07:53:01 ens3 380.71 232.01 415.86 81.19 0.00 0.00 0.00 0.00 07:54:01 lo 12.65 12.65 2.01 2.01 0.00 0.00 0.00 0.00 07:54:01 ens3 881.40 547.82 793.30 240.65 0.00 0.00 0.00 0.00 07:55:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 07:55:01 ens3 594.07 402.60 2433.53 181.62 0.00 0.00 0.00 0.00 Average: lo 7.78 7.78 1.53 1.53 0.00 0.00 0.00 0.00 Average: ens3 633.20 400.85 1703.04 152.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11190) 11/08/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 33.48 0.00 1.78 2.63 0.08 62.03 07:51:01 0 57.89 0.00 2.99 2.61 0.08 36.43 07:51:01 1 30.27 0.00 1.80 1.62 0.07 66.24 07:51:01 2 22.32 0.00 1.37 4.56 0.10 71.66 07:51:01 3 23.41 0.00 0.99 1.74 0.05 73.81 07:52:01 all 59.68 0.00 2.11 0.37 0.09 37.75 07:52:01 0 62.76 0.00 1.97 0.51 0.10 34.66 07:52:01 1 60.09 0.00 2.24 0.08 0.10 37.49 07:52:01 2 53.31 0.00 2.35 0.86 0.10 43.39 07:52:01 3 62.56 0.00 1.86 0.02 0.08 35.48 07:53:01 all 22.96 0.00 0.99 1.12 0.04 74.89 07:53:01 0 22.42 0.00 1.14 4.01 0.03 72.41 07:53:01 1 21.45 0.00 1.05 0.02 0.05 77.43 07:53:01 2 25.30 0.00 0.83 0.47 0.03 73.36 07:53:01 3 22.65 0.00 0.92 0.00 0.05 76.38 07:54:01 all 67.36 0.00 2.43 0.25 0.10 29.87 07:54:01 0 67.80 0.00 1.57 0.55 0.08 30.00 07:54:01 1 65.04 0.00 4.11 0.42 0.10 30.33 07:54:01 2 69.72 0.00 1.63 0.00 0.10 28.54 07:54:01 3 66.85 0.00 2.43 0.02 0.10 30.60 07:55:01 all 46.18 0.00 1.54 0.47 0.08 51.72 07:55:01 0 42.07 0.00 2.26 1.64 0.08 53.94 07:55:01 1 44.10 0.00 0.97 0.07 0.08 54.78 07:55:01 2 66.95 0.00 1.42 0.13 0.08 31.42 07:55:01 3 31.65 0.00 1.50 0.05 0.07 66.73 Average: all 45.93 0.00 1.77 0.97 0.08 51.25 Average: 0 50.57 0.00 1.98 1.86 0.08 45.50 Average: 1 44.22 0.00 2.03 0.44 0.08 53.23 Average: 2 47.51 0.00 1.52 1.20 0.08 49.68 Average: 3 41.43 0.00 1.54 0.36 0.07 56.60