---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1388 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 672K 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 1286 12324 0 2429 14435 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:9f:8a:ca brd ff:ff:ff:ff:ff:ff inet 10.30.107.11/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe9f:8aca/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-1388) 11/18/23 _x86_64_ (4 CPU) 22:07:28 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 101.39 13.60 87.79 991.36 26714.01 22:10:01 130.16 18.95 111.21 518.98 31720.45 22:11:01 29.76 3.55 26.21 322.03 20281.77 22:12:01 29.51 2.85 26.66 77.04 10928.89 Average: 72.58 9.72 62.86 475.22 22393.07 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13831272 15539676 2593696 15.79 67880 1835960 841860 4.82 715536 1651296 214032 22:10:01 13134020 15065164 3290948 20.04 75820 2042712 1183616 6.77 1217688 1831928 42740 22:11:01 12908820 14864220 3516148 21.41 76960 2064236 1611384 9.22 1451212 1820436 2120 22:12:01 12602988 14755040 3821980 23.27 78776 2255452 1500196 8.59 1706764 1865124 8428 Average: 13119275 15056025 3305693 20.13 74859 2049590 1284264 7.35 1272800 1792196 66830 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 ens3 75.83 49.89 1091.82 7.90 0.00 0.00 0.00 0.00 22:09:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 22:10:01 ens3 318.31 231.38 2888.27 52.85 0.00 0.00 0.00 0.00 22:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:11:01 ens3 331.41 236.24 152.75 95.95 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 ens3 293.49 217.69 577.32 168.49 0.00 0.00 0.00 0.00 22:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 255.50 184.35 1177.82 81.60 0.00 0.00 0.00 0.00 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1388) 11/18/23 _x86_64_ (4 CPU) 22:07:28 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 20.47 0.00 1.70 4.29 0.06 73.49 22:09:01 0 16.73 0.00 1.37 1.41 0.05 80.44 22:09:01 1 35.71 0.00 2.52 1.53 0.09 60.15 22:09:01 2 1.99 0.00 0.58 10.81 0.02 86.61 22:09:01 3 27.48 0.00 2.31 3.43 0.07 66.71 22:10:01 all 32.59 0.00 1.85 3.04 0.09 62.43 22:10:01 0 28.14 0.00 1.98 2.95 0.08 66.85 22:10:01 1 36.23 0.00 1.75 0.87 0.10 61.05 22:10:01 2 30.56 0.00 2.21 7.58 0.10 59.54 22:10:01 3 35.41 0.00 1.47 0.77 0.08 62.27 22:11:01 all 67.29 0.00 2.49 0.89 0.13 29.20 22:11:01 0 72.54 0.00 2.64 0.02 0.13 24.67 22:11:01 1 66.90 0.00 2.45 2.41 0.13 28.11 22:11:01 2 61.58 0.00 2.70 1.08 0.13 34.50 22:11:01 3 68.16 0.00 2.13 0.02 0.12 29.59 22:12:01 all 37.05 0.00 1.55 1.22 0.08 60.11 22:12:01 0 48.29 0.00 1.67 0.10 0.08 49.86 22:12:01 1 33.65 0.00 1.34 3.48 0.08 61.44 22:12:01 2 27.87 0.00 1.84 1.29 0.07 68.93 22:12:01 3 38.32 0.00 1.40 0.03 0.07 60.18 Average: all 39.41 0.00 1.90 2.35 0.09 56.25 Average: 0 41.51 0.00 1.92 1.12 0.09 55.36 Average: 1 43.14 0.00 2.01 2.08 0.10 52.67 Average: 2 30.58 0.00 1.84 5.17 0.08 62.33 Average: 3 42.39 0.00 1.82 1.05 0.08 54.65