---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8355 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 476 5403 0 2095 7221 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ca:e0:2c brd ff:ff:ff:ff:ff:ff inet 10.32.6.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:feca:e02c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8355) 11/06/25 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 58.96 0.32 58.64 28.40 9240.86 19:16:01 74.46 18.51 55.95 669.64 8434.92 19:17:01 23.56 0.82 22.75 54.39 4404.47 Average: 52.33 6.55 45.78 250.83 7360.14 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5761776 7379968 2405644 29.45 53604 1732188 720204 7.81 633680 1584576 106948 19:16:01 5579432 7426052 2587988 31.69 62044 1944104 646204 7.01 672544 1711700 98704 19:17:01 5542712 7399776 2624708 32.14 64096 1952308 679544 7.37 706592 1713792 7484 Average: 5627973 7401932 2539447 31.09 59915 1876200 681984 7.40 670939 1670023 71045 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 57.06 45.94 699.92 5.83 0.00 0.00 0.00 0.00 19:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 262.81 263.88 1392.73 49.38 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 53.02 56.02 29.46 527.09 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 124.31 121.96 707.41 194.09 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8355) 11/06/25 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 20.52 0.00 1.25 1.78 0.86 75.59 19:15:01 0 5.07 0.00 0.38 0.05 0.56 93.94 19:15:01 1 31.48 0.00 1.90 0.77 1.02 64.83 19:15:01 2 2.70 0.00 0.62 5.98 0.55 90.16 19:15:01 3 42.95 0.00 2.07 0.32 1.33 53.34 19:16:01 all 42.89 0.00 2.41 1.05 3.01 50.63 19:16:01 0 39.46 0.00 2.03 0.50 2.81 55.21 19:16:01 1 42.57 0.00 2.81 2.14 2.84 49.63 19:16:01 2 40.43 0.00 1.92 0.88 3.20 53.57 19:16:01 3 49.08 0.00 2.90 0.71 3.19 44.12 19:17:01 all 19.78 0.00 0.90 0.77 0.77 77.78 19:17:01 0 19.46 0.00 0.83 0.15 0.72 78.84 19:17:01 1 35.34 0.00 1.18 0.20 1.03 62.24 19:17:01 2 20.52 0.00 1.08 2.73 0.80 74.86 19:17:01 3 3.88 0.00 0.50 0.00 0.53 95.09 Average: all 27.75 0.00 1.52 1.20 1.55 67.98 Average: 0 21.34 0.00 1.08 0.23 1.36 75.99 Average: 1 36.47 0.00 1.97 1.04 1.63 58.89 Average: 2 21.24 0.00 1.21 3.19 1.52 72.84 Average: 3 31.95 0.00 1.82 0.34 1.68 64.20