---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4548 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: 2799.870 BogoMIPS: 5599.74 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 7.6G 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 449 1327 0 2167 3232 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:9a:08:91 brd ff:ff:ff:ff:ff:ff inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fe9a:891/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4548) 01/24/24 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 131.73 67.84 63.89 4583.24 41627.08 07:07:01 100.57 37.03 63.54 2128.31 10130.71 07:08:01 50.32 1.40 48.93 69.59 9443.23 Average: 94.21 35.42 58.78 2260.38 20400.34 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1810588 3368200 2228056 55.17 48012 1664848 584512 11.49 548516 1505516 144904 07:07:01 1293368 3107336 2745276 67.98 60516 1898628 822640 16.17 876752 1672120 83476 07:08:01 1420940 3371868 2617704 64.82 66260 2027116 559112 10.99 681380 1735820 31632 Average: 1508299 3282468 2530345 62.65 58263 1863531 655421 12.88 702216 1637819 86671 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 377.60 242.29 1357.26 63.15 0.00 0.00 0.00 0.00 07:06:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 267.11 274.17 1513.26 52.96 0.00 0.00 0.00 0.00 07:07:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 97.87 110.78 299.75 607.49 0.00 0.00 0.00 0.00 07:08:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 247.53 209.08 1056.76 241.20 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4548) 01/24/24 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.55 0.00 2.32 3.63 0.06 74.44 07:06:01 0 21.57 0.00 1.70 1.52 0.05 75.16 07:06:01 1 10.92 0.00 2.93 1.39 0.05 84.72 07:06:01 2 11.59 0.00 1.37 7.10 0.05 79.88 07:06:01 3 34.11 0.00 3.28 4.55 0.08 57.97 07:07:01 all 29.77 0.00 1.40 1.84 0.08 66.91 07:07:01 0 42.54 0.00 1.67 0.72 0.08 54.98 07:07:01 1 29.60 0.00 1.35 1.29 0.08 67.67 07:07:01 2 20.30 0.00 1.16 4.02 0.07 74.46 07:07:01 3 26.64 0.00 1.40 1.34 0.08 70.53 07:08:01 all 19.23 0.00 1.03 1.14 0.05 78.56 07:08:01 0 4.54 0.00 0.57 0.03 0.03 94.82 07:08:01 1 22.92 0.00 0.83 0.15 0.05 76.05 07:08:01 2 28.03 0.00 1.28 3.15 0.05 67.48 07:08:01 3 21.41 0.00 1.42 1.24 0.05 75.88 Average: all 22.85 0.00 1.58 2.20 0.06 73.30 Average: 0 22.88 0.00 1.31 0.76 0.06 75.00 Average: 1 21.15 0.00 1.70 0.94 0.06 76.14 Average: 2 19.99 0.00 1.27 4.76 0.06 73.93 Average: 3 27.39 0.00 2.04 2.38 0.07 68.12