---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6407 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 5211 0 2287 7216 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:ea:78:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:feea:7879/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6407) 07/22/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 98.27 28.74 69.53 957.01 5872.71 07:07:01 75.75 30.64 45.11 1693.32 8500.32 07:08:01 51.79 9.23 42.56 617.36 9217.26 07:09:01 25.17 0.40 24.78 37.72 6063.85 Average: 62.75 17.25 45.49 826.33 7413.41 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5796972 7376892 2370440 29.02 48840 1700932 716492 7.77 660064 1524172 196140 07:07:01 5479924 7266748 2687488 32.91 59996 1886916 816944 8.86 750680 1729888 158388 07:08:01 5396500 7444572 2770912 33.93 66768 2135004 624956 6.78 699528 1852360 163712 07:09:01 5372604 7424140 2794808 34.22 68732 2136600 638256 6.93 729068 1847568 10596 Average: 5511500 7378088 2655912 32.52 61084 1964863 699162 7.59 709835 1738497 132209 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 332.11 195.55 1225.28 52.78 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 90.20 75.60 652.36 18.46 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 209.88 202.68 1756.00 681.80 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 16.26 15.36 12.75 6.87 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 162.11 122.30 911.57 189.97 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 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-6407) 07/22/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.53 0.00 1.54 2.73 0.98 72.22 07:06:01 0 44.79 0.00 2.70 0.92 1.53 50.07 07:06:01 1 9.17 0.00 1.08 4.35 0.52 84.87 07:06:01 2 24.68 0.00 1.40 5.07 1.20 67.65 07:06:01 3 11.49 0.00 0.93 0.57 0.68 86.32 07:07:01 all 26.57 0.00 1.53 1.68 1.13 69.10 07:07:01 0 61.78 0.00 3.13 1.46 1.60 32.03 07:07:01 1 9.38 0.00 0.47 0.17 0.63 89.35 07:07:01 2 10.01 0.00 0.82 2.36 0.85 85.96 07:07:01 3 25.06 0.00 1.70 2.75 1.42 69.07 07:08:01 all 36.34 0.00 2.04 1.04 2.14 58.44 07:08:01 0 58.94 0.00 2.61 0.52 2.70 35.23 07:08:01 1 29.52 0.00 1.80 3.37 1.75 63.57 07:08:01 2 29.23 0.00 1.92 0.22 1.92 66.73 07:08:01 3 27.66 0.00 1.81 0.08 2.18 68.27 07:09:01 all 21.15 0.00 1.04 0.72 0.65 76.44 07:09:01 0 13.19 0.00 0.87 0.03 0.43 85.48 07:09:01 1 34.35 0.00 1.52 2.55 0.92 60.67 07:09:01 2 19.55 0.00 1.07 0.25 0.58 78.55 07:09:01 3 17.52 0.00 0.67 0.07 0.70 81.05 Average: all 26.65 0.00 1.53 1.54 1.22 69.05 Average: 0 44.68 0.00 2.33 0.73 1.57 50.70 Average: 1 20.60 0.00 1.22 2.61 0.95 74.62 Average: 2 20.87 0.00 1.30 1.97 1.14 74.72 Average: 3 20.43 0.00 1.28 0.87 1.24 76.18