---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4839 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 7.5G 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 488 5393 0 2094 7209 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:79:a5:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe79:a5e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4839) 02/03/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 148.16 61.17 86.99 4096.65 40705.10 19:15:01 70.30 12.80 57.51 309.68 9126.35 19:16:01 57.47 6.75 50.72 417.40 6796.47 19:17:01 24.90 0.37 24.53 33.84 4416.79 Average: 75.20 20.27 54.93 1214.25 15259.82 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5949036 7387884 2218376 27.16 38428 1579844 721508 7.83 618496 1435492 95792 19:15:01 5570716 7238124 2596696 31.79 58652 1772368 883964 9.59 788764 1611552 101828 19:16:01 5548680 7403028 2618732 32.06 63240 1950672 660084 7.16 702128 1712516 113576 19:17:01 5508512 7366712 2658900 32.55 65620 1951788 705252 7.65 741892 1710968 9064 Average: 5644236 7348937 2523176 30.89 56485 1813668 742702 8.06 712820 1617632 80065 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 367.94 202.07 1463.42 63.03 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 101.60 85.19 473.52 20.70 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 277.62 281.32 1209.53 569.40 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 12.74 13.24 9.93 6.59 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 189.95 145.44 789.00 164.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4839) 02/03/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.23 0.00 2.67 4.60 2.90 68.60 19:14:01 0 37.69 0.00 2.87 2.00 3.38 54.06 19:14:01 1 19.98 0.00 1.76 3.19 2.64 72.44 19:14:01 2 12.10 0.00 4.47 9.26 3.00 71.17 19:14:01 3 15.15 0.00 1.53 3.95 2.61 76.76 19:15:01 all 26.32 0.00 1.61 1.55 3.42 67.10 19:15:01 0 53.24 0.00 2.93 0.91 4.45 38.47 19:15:01 1 17.54 0.00 1.06 0.48 3.30 77.62 19:15:01 2 20.00 0.00 1.59 4.71 3.11 70.60 19:15:01 3 14.53 0.00 0.86 0.10 2.83 81.68 19:16:01 all 32.40 0.00 1.97 1.16 5.37 59.09 19:16:01 0 44.92 0.00 2.28 0.85 5.86 46.08 19:16:01 1 23.60 0.00 1.62 0.90 5.47 68.41 19:16:01 2 25.92 0.00 1.86 2.66 4.69 64.87 19:16:01 3 35.16 0.00 2.11 0.25 5.50 56.99 19:17:01 all 20.51 0.00 0.91 0.88 1.32 76.38 19:17:01 0 4.76 0.00 0.55 0.03 0.40 94.26 19:17:01 1 27.85 0.00 1.21 0.10 1.89 68.95 19:17:01 2 1.82 0.00 0.51 2.91 0.50 94.26 19:17:01 3 47.67 0.00 1.38 0.47 2.46 48.03 Average: all 25.13 0.00 1.79 2.05 3.26 67.77 Average: 0 35.22 0.00 2.16 0.95 3.53 58.14 Average: 1 22.24 0.00 1.41 1.16 3.33 71.85 Average: 2 14.97 0.00 2.11 4.89 2.82 75.21 Average: 3 28.13 0.00 1.47 1.19 3.35 65.87