---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-44013 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 8.5G 69G 11% / 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 765 12924 0 2350 14958 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:c4:4b:da brd ff:ff:ff:ff:ff:ff inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fec4:4bda/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-44013) 09/06/25 _x86_64_ (4 CPU) 13:06:59 LINUX RESTART (4 CPU) 13:07:01 tps rtps wtps bread/s bwrtn/s 13:08:01 396.63 63.29 333.34 4377.27 57666.39 13:09:01 170.49 42.99 127.50 2527.71 28226.90 13:10:01 40.06 3.45 36.61 153.57 22574.50 Average: 202.39 36.58 165.82 2352.85 36155.93 13:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:08:01 14041088 15587596 2383880 14.51 61204 1687336 764736 4.38 629596 1542328 152284 13:09:01 12445368 14372200 3979600 24.23 76812 2037380 2297160 13.15 1932756 1802768 20668 13:10:01 13203264 15282544 3221704 19.61 79704 2184776 986836 5.65 1145908 1832068 26680 Average: 13229907 15080780 3195061 19.45 72573 1969831 1349577 7.72 1236087 1725721 66544 13:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:08:01 lo 1.87 1.87 0.21 0.21 0.00 0.00 0.00 0.00 13:08:01 ens3 315.80 228.35 1796.12 73.71 0.00 0.00 0.00 0.00 13:09:01 lo 3.40 3.40 1.87 1.87 0.00 0.00 0.00 0.00 13:09:01 ens3 636.53 422.75 3209.89 129.29 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 450.99 255.92 541.10 195.20 0.00 0.00 0.00 0.00 Average: lo 1.91 1.91 0.71 0.71 0.00 0.00 0.00 0.00 Average: ens3 467.77 302.34 1849.04 132.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44013) 09/06/25 _x86_64_ (4 CPU) 13:06:59 LINUX RESTART (4 CPU) 13:07:01 CPU %user %nice %system %iowait %steal %idle 13:08:01 all 19.63 0.00 2.32 3.70 0.06 74.30 13:08:01 0 16.00 0.00 1.69 1.49 0.07 80.76 13:08:01 1 13.70 0.00 2.03 5.81 0.05 78.42 13:08:01 2 9.89 0.00 2.74 5.99 0.05 81.33 13:08:01 3 38.93 0.00 2.79 1.51 0.08 56.68 13:09:01 all 52.29 0.00 2.46 1.07 0.10 44.08 13:09:01 0 47.55 0.00 2.77 1.15 0.08 48.44 13:09:01 1 49.41 0.00 1.99 1.27 0.08 47.24 13:09:01 2 68.06 0.00 2.89 1.27 0.10 27.68 13:09:01 3 44.10 0.00 2.19 0.59 0.10 53.02 13:10:01 all 32.99 0.00 1.35 0.51 0.06 65.10 13:10:01 0 36.34 0.00 1.42 1.00 0.08 61.16 13:10:01 1 37.99 0.00 1.60 0.90 0.07 59.44 13:10:01 2 29.04 0.00 1.29 0.05 0.05 69.58 13:10:01 3 28.57 0.00 1.07 0.07 0.05 70.24 Average: all 34.97 0.00 2.04 1.76 0.07 61.16 Average: 0 33.30 0.00 1.96 1.21 0.08 63.45 Average: 1 33.70 0.00 1.87 2.66 0.07 61.70 Average: 2 35.67 0.00 2.31 2.43 0.07 59.52 Average: 3 37.20 0.00 2.02 0.72 0.08 59.99