---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-75 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 39% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 419 1431 0 2093 3264 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:61:07:70 brd ff:ff:ff:ff:ff:ff inet 10.32.6.188/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe61:770/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-75) 03/29/24 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 107.57 67.22 40.34 4536.84 6131.38 19:15:01 85.45 14.30 71.15 568.80 11539.07 19:16:01 45.72 4.68 41.04 154.35 6650.18 Average: 79.58 28.73 50.84 1753.31 8106.60 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1794272 3332520 2244372 55.57 41020 1657384 646668 12.71 603924 1475792 132044 19:15:01 1386240 3143172 2652404 65.68 60028 1843160 785540 15.44 807192 1652160 37876 19:16:01 1465976 3343332 2572668 63.70 64112 1957512 603264 11.86 678164 1697936 2592 Average: 1548829 3273008 2489815 61.65 55053 1819352 678491 13.34 696427 1608629 57504 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 368.69 236.78 1367.82 62.40 0.00 0.00 0.00 0.00 19:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 233.00 246.30 1365.95 45.70 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 148.80 142.85 312.44 543.97 0.00 0.00 0.00 0.00 19:16:01 lo 2.23 2.23 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 250.16 208.64 1015.34 217.39 0.00 0.00 0.00 0.00 Average: lo 1.61 1.61 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-75) 03/29/24 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 17.34 0.00 1.64 2.58 0.04 78.40 19:14:01 0 20.44 0.00 1.94 1.52 0.03 76.07 19:14:01 1 15.40 0.00 1.45 1.42 0.03 81.70 19:14:01 2 4.41 0.00 1.35 5.57 0.07 88.61 19:14:01 3 29.01 0.00 1.80 1.85 0.05 67.29 19:15:01 all 26.71 0.00 1.35 1.49 0.06 70.38 19:15:01 0 24.00 0.00 1.40 0.10 0.03 74.46 19:15:01 1 38.27 0.00 1.64 0.68 0.07 59.35 19:15:01 2 17.27 0.00 1.05 4.75 0.07 76.86 19:15:01 3 27.36 0.00 1.35 0.42 0.03 70.84 19:16:01 all 26.45 0.00 1.23 1.02 0.05 71.24 19:16:01 0 34.55 0.00 1.40 0.28 0.07 63.70 19:16:01 1 16.86 0.00 0.83 0.07 0.05 82.19 19:16:01 2 40.24 0.00 1.66 3.61 0.07 54.42 19:16:01 3 14.28 0.00 1.03 0.13 0.05 84.51 Average: all 23.51 0.00 1.41 1.70 0.05 73.33 Average: 0 26.34 0.00 1.58 0.63 0.04 71.41 Average: 1 23.51 0.00 1.31 0.72 0.05 74.41 Average: 2 20.66 0.00 1.35 4.64 0.07 73.28 Average: 3 23.53 0.00 1.39 0.80 0.04 74.24