---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4816 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 7.6G 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 472 5321 0 2181 7223 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:bb:db:6d brd ff:ff:ff:ff:ff:ff inet 10.32.6.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:febb:db6d/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-4816) 02/03/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 151.07 65.06 86.02 4268.62 40808.95 12:49:01 87.85 30.55 57.30 1730.42 9140.82 12:50:01 68.98 8.85 60.13 510.63 7357.28 12:51:01 25.52 1.70 23.83 79.44 4912.36 Average: 83.33 26.52 56.81 1646.82 15580.90 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5963088 7394000 2204332 26.99 37608 1572936 719432 7.81 605888 1431500 88400 12:49:01 5611192 7321604 2556228 31.30 58312 1815336 794984 8.63 698248 1659056 101880 12:50:01 5463604 7401532 2703816 33.10 65624 2029304 690344 7.49 735096 1757908 117304 12:51:01 5490496 7435388 2676924 32.78 67788 2033752 652936 7.08 709144 1755904 8628 Average: 5632095 7388131 2535325 31.04 57333 1862832 714424 7.75 687094 1651092 79053 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:48:02 ens3 419.21 246.28 1522.45 67.69 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 102.46 84.14 508.57 21.74 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 314.78 347.70 1512.33 63.68 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 53.05 63.00 28.53 599.80 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 222.87 185.70 894.57 188.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4816) 02/03/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.01 0.00 2.59 4.83 3.04 68.53 12:48:02 0 26.33 0.00 1.81 1.84 3.30 66.73 12:48:02 1 19.03 0.00 4.58 1.33 2.52 72.55 12:48:02 2 16.39 0.00 2.06 3.38 3.15 75.02 12:48:02 3 22.28 0.00 1.90 12.77 3.21 59.84 12:49:01 all 24.54 0.00 1.81 2.14 3.13 68.38 12:49:01 0 10.14 0.00 1.13 4.22 2.22 82.29 12:49:01 1 17.49 0.00 0.96 2.00 2.40 77.15 12:49:01 2 35.79 0.00 2.33 0.49 4.12 57.27 12:49:01 3 34.68 0.00 2.80 1.88 3.76 56.88 12:50:01 all 38.01 0.00 2.12 1.15 6.91 51.81 12:50:01 0 46.07 0.00 2.42 0.38 7.40 43.73 12:50:01 1 28.99 0.00 1.70 1.68 5.82 61.80 12:50:01 2 42.04 0.00 2.41 1.33 7.65 46.58 12:50:01 3 35.00 0.00 1.93 1.19 6.78 55.10 12:51:01 all 20.54 0.00 0.98 0.93 1.50 76.05 12:51:01 0 30.81 0.00 1.50 1.18 1.79 64.72 12:51:01 1 33.10 0.00 1.16 0.41 2.36 62.97 12:51:01 2 9.37 0.00 0.76 2.09 1.00 86.77 12:51:01 3 8.77 0.00 0.50 0.07 0.83 89.83 Average: all 26.07 0.00 1.87 2.26 3.66 66.13 Average: 0 28.46 0.00 1.72 1.89 3.70 64.24 Average: 1 24.70 0.00 2.10 1.35 3.29 68.56 Average: 2 25.93 0.00 1.89 1.82 3.99 66.37 Average: 3 25.21 0.00 1.78 3.98 3.66 65.37