---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1533 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / 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 405 1213 0 2325 3273 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:31:fa:c1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe31:fac1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1533) 04/13/24 _x86_64_ (4 CPU) 11:16:50 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 109.77 66.71 43.06 4497.25 6488.25 11:19:01 85.12 29.15 55.97 1625.33 10197.63 11:20:01 9.98 0.00 9.98 0.00 459.52 11:21:01 38.89 1.22 37.68 65.19 7798.03 Average: 60.94 24.27 36.67 1546.94 6235.86 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 1826912 3385908 2211740 54.76 48688 1666608 579752 11.40 534916 1505464 147732 11:19:01 1520324 3254968 2518328 62.36 57272 1825784 715948 14.07 681584 1650616 4452 11:20:01 1499280 3241256 2539372 62.88 59196 1830284 719896 14.15 696932 1654236 1784 11:21:01 1105636 3175240 2933016 72.62 63064 2146904 757140 14.88 767536 1962408 98844 Average: 1488038 3264343 2550614 63.16 57055 1867395 693184 13.63 670242 1693181 63203 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 332.41 217.06 1357.16 64.05 0.00 0.00 0.00 0.00 11:18:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 11:19:01 ens3 120.68 107.40 748.26 23.35 0.00 0.00 0.00 0.00 11:19:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 11:20:01 ens3 57.29 82.19 64.19 13.44 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 588.67 551.52 3686.70 65.90 0.00 0.00 0.00 0.00 11:21:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 274.76 239.54 1464.08 41.68 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1533) 04/13/24 _x86_64_ (4 CPU) 11:16:50 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.20 0.00 1.66 2.88 0.05 73.21 11:18:01 0 29.48 0.00 1.37 3.17 0.05 65.93 11:18:01 1 15.77 0.00 1.46 1.34 0.05 81.38 11:18:01 2 19.06 0.00 1.94 6.13 0.05 72.82 11:18:01 3 24.45 0.00 1.87 0.85 0.05 72.77 11:19:01 all 15.49 0.00 0.79 1.93 0.05 81.74 11:19:01 0 29.33 0.00 1.27 1.99 0.07 67.35 11:19:01 1 7.14 0.00 0.32 0.42 0.03 92.09 11:19:01 2 7.71 0.00 0.73 4.66 0.02 86.88 11:19:01 3 17.76 0.00 0.87 0.65 0.05 80.67 11:20:01 all 4.42 0.00 0.23 0.05 0.02 95.28 11:20:01 0 4.48 0.00 0.32 0.00 0.03 95.17 11:20:01 1 4.91 0.00 0.33 0.00 0.02 94.74 11:20:01 2 0.17 0.00 0.03 0.18 0.02 99.60 11:20:01 3 8.11 0.00 0.25 0.00 0.03 91.60 11:21:01 all 9.84 0.00 0.77 0.34 0.05 89.00 11:21:01 0 10.14 0.00 0.74 0.00 0.03 89.09 11:21:01 1 9.03 0.00 0.72 0.18 0.05 90.02 11:21:01 2 7.01 0.00 0.63 1.15 0.02 91.19 11:21:01 3 13.21 0.00 1.01 0.00 0.07 85.72 Average: all 12.98 0.00 0.86 1.30 0.04 84.82 Average: 0 18.36 0.00 0.92 1.29 0.05 79.38 Average: 1 9.20 0.00 0.71 0.48 0.04 89.57 Average: 2 8.48 0.00 0.83 3.03 0.03 87.63 Average: 3 15.89 0.00 1.00 0.38 0.05 82.69