---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7203 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 7.7G 12G 41% / 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 475 5212 0 2288 7215 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:f0:c3:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fef0:c3e8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7203) 08/01/26 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 140.24 54.81 85.44 3594.07 40580.19 07:41:01 68.47 11.91 56.56 248.76 10428.53 07:42:01 82.16 6.55 75.61 410.80 12045.18 07:43:01 34.18 0.85 33.33 87.96 4438.31 Average: 81.26 18.53 62.73 1085.28 16871.82 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5977248 7404828 2190172 26.82 37300 1570100 709944 7.70 597608 1428880 90852 07:41:01 5654084 7378940 2513336 30.77 58156 1827988 840548 9.12 636372 1676008 156216 07:42:01 5108280 7045152 3059140 37.46 65268 2025596 960536 10.42 1006040 1834512 6684 07:43:01 5371668 7419356 2795752 34.23 69340 2130240 665040 7.22 671620 1903280 26160 Average: 5527820 7312069 2639600 32.32 57516 1888481 794017 8.62 727910 1710670 69978 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:40:01 ens3 463.31 250.59 1459.31 66.51 0.00 0.00 0.00 0.00 07:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 07:41:01 ens3 93.53 70.10 529.53 16.11 0.00 0.00 0.00 0.00 07:42:01 lo 1.38 1.38 0.17 0.17 0.00 0.00 0.00 0.00 07:42:01 ens3 393.27 429.32 2990.04 67.75 0.00 0.00 0.00 0.00 07:43:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:43:01 ens3 158.00 152.96 662.04 37.34 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 277.02 225.75 1410.23 46.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7203) 08/01/26 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.89 0.00 2.62 4.63 1.00 69.86 07:40:01 0 11.51 0.00 4.33 2.01 0.82 81.34 07:40:01 1 28.41 0.00 1.89 1.10 1.08 67.52 07:40:01 2 13.62 0.00 2.03 7.21 0.87 76.26 07:40:01 3 34.05 0.00 2.21 8.21 1.25 54.27 07:41:01 all 22.96 0.00 1.46 1.68 0.83 73.08 07:41:01 0 18.32 0.00 1.40 1.26 0.70 78.32 07:41:01 1 46.37 0.00 1.98 0.22 1.22 50.21 07:41:01 2 6.30 0.00 0.90 4.65 0.48 87.67 07:41:01 3 20.81 0.00 1.57 0.58 0.92 76.13 07:42:01 all 46.33 0.00 2.02 1.41 2.59 47.66 07:42:01 0 40.64 0.00 1.38 1.10 2.30 54.58 07:42:01 1 54.32 0.00 2.27 1.29 2.46 39.67 07:42:01 2 39.99 0.00 2.35 1.54 2.75 53.36 07:42:01 3 50.40 0.00 2.06 1.69 2.83 43.02 07:43:01 all 24.89 0.00 1.22 0.64 0.80 72.45 07:43:01 0 35.41 0.00 1.30 0.08 1.00 62.20 07:43:01 1 18.72 0.00 0.93 0.03 0.55 79.76 07:43:01 2 35.87 0.00 2.14 1.45 1.20 59.34 07:43:01 3 9.62 0.00 0.52 0.98 0.43 88.45 Average: all 29.01 0.00 1.83 2.09 1.30 65.77 Average: 0 26.45 0.00 2.10 1.12 1.20 69.12 Average: 1 36.95 0.00 1.77 0.66 1.33 59.30 Average: 2 23.96 0.00 1.86 3.71 1.33 69.14 Average: 3 28.69 0.00 1.59 2.86 1.36 65.50