---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-244 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 483 5347 0 2145 7214 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:eb:ca:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.217/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:feeb:caf0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-244) 08/06/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 168.97 84.38 84.58 4941.07 40684.42 07:07:01 79.04 25.53 53.51 1533.21 8893.58 07:08:01 71.19 13.38 57.81 664.18 8037.05 07:09:01 23.46 0.35 23.11 33.73 4788.67 Average: 85.66 30.91 54.75 1792.87 15599.57 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5994460 7415244 2172960 26.61 36936 1563668 700504 7.60 586796 1423020 85460 07:07:01 5680120 7372752 2487300 30.45 57248 1799260 830720 9.01 647576 1644644 133872 07:08:01 5518052 7425528 2649368 32.44 63184 2002864 643996 6.99 708396 1734996 128084 07:09:01 5517208 7426232 2650212 32.45 65252 2002504 642664 6.97 714392 1730240 10464 Average: 5677460 7409939 2489960 30.49 55655 1842074 704471 7.64 664290 1633225 89470 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:06:01 ens3 407.27 204.13 1483.82 63.47 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 78.90 50.34 452.27 19.55 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 334.31 334.71 1283.34 651.22 0.00 0.00 0.00 0.00 07:09:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 07:09:01 ens3 17.00 14.45 16.65 6.15 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 209.37 150.91 809.01 185.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-244) 08/06/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.58 0.00 2.77 5.46 1.07 69.12 07:06:01 0 20.68 0.00 1.73 4.54 0.85 72.20 07:06:01 1 18.09 0.00 2.37 6.72 1.10 71.71 07:06:01 2 13.55 0.00 2.25 6.71 0.93 76.56 07:06:01 3 34.01 0.00 4.69 3.90 1.40 56.00 07:07:01 all 22.13 0.00 1.45 2.25 0.98 73.19 07:07:01 0 6.04 0.00 0.78 6.02 0.50 86.66 07:07:01 1 17.00 0.00 1.08 1.64 0.91 79.37 07:07:01 2 33.75 0.00 2.23 0.30 1.35 62.37 07:07:01 3 31.75 0.00 1.68 1.03 1.15 64.38 07:08:01 all 36.09 0.00 1.87 1.12 2.17 58.76 07:08:01 0 56.11 0.00 2.55 1.20 2.61 37.53 07:08:01 1 28.88 0.00 1.17 1.42 1.95 66.58 07:08:01 2 34.02 0.00 1.86 1.67 2.00 60.46 07:08:01 3 25.32 0.00 1.88 0.18 2.12 70.50 07:09:01 all 21.10 0.00 0.94 0.80 0.64 76.51 07:09:01 0 14.19 0.00 1.13 2.10 0.50 82.08 07:09:01 1 21.51 0.00 0.53 0.88 0.62 76.45 07:09:01 2 19.15 0.00 0.95 0.08 0.63 79.19 07:09:01 3 29.57 0.00 1.17 0.12 0.82 68.33 Average: all 25.22 0.00 1.75 2.41 1.22 69.40 Average: 0 24.25 0.00 1.55 3.46 1.11 69.63 Average: 1 21.37 0.00 1.29 2.66 1.15 73.54 Average: 2 25.12 0.00 1.82 2.19 1.23 69.64 Average: 3 30.16 0.00 2.36 1.31 1.37 64.80