---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1362 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 552 13070 0 2416 15170 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ee:15:10 brd ff:ff:ff:ff:ff:ff inet 10.30.106.73/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:feee:1510/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1362) 11/18/23 _x86_64_ (4 CPU) 20:39:30 LINUX RESTART (4 CPU) 20:40:02 tps rtps wtps bread/s bwrtn/s 20:41:01 113.12 13.78 99.34 1000.51 30234.88 20:42:01 126.61 21.56 105.05 820.80 33139.28 20:43:01 34.33 7.27 27.06 1003.57 16895.05 Average: 91.23 14.20 77.03 941.29 26736.97 20:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13821404 15545468 2603564 15.85 69208 1849140 816608 4.67 713488 1664260 204980 20:42:01 12984676 14912664 3440292 20.95 76604 2037648 1605960 9.19 1385584 1810824 40812 20:43:01 13423192 15554900 3001776 18.28 77948 2237004 776864 4.45 853152 1900952 156736 Average: 13409757 15337677 3015211 18.36 74587 2041264 1066477 6.10 984075 1792012 134176 20:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 ens3 82.02 54.41 1093.73 8.81 0.00 0.00 0.00 0.00 20:41:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 20:42:01 ens3 429.45 297.17 2601.96 85.64 0.00 0.00 0.00 0.00 20:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 20:43:01 ens3 423.56 277.65 291.21 84.53 0.00 0.00 0.00 0.00 20:43:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 312.96 210.61 1330.28 59.94 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1362) 11/18/23 _x86_64_ (4 CPU) 20:39:30 LINUX RESTART (4 CPU) 20:40:02 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 20.45 0.00 1.42 5.01 0.06 73.07 20:41:01 0 5.83 0.00 0.87 4.39 0.07 88.84 20:41:01 1 7.73 0.00 1.02 12.32 0.03 78.90 20:41:01 2 23.03 0.00 1.53 0.36 0.05 75.04 20:41:01 3 45.41 0.00 2.30 3.03 0.07 49.20 20:42:01 all 48.06 0.00 1.85 2.43 0.10 47.55 20:42:01 0 45.93 0.00 1.44 1.32 0.08 51.23 20:42:01 1 44.38 0.00 2.26 5.58 0.12 47.65 20:42:01 2 46.91 0.00 2.38 2.36 0.10 48.24 20:42:01 3 55.00 0.00 1.35 0.49 0.10 43.06 20:43:01 all 56.49 0.00 2.24 0.97 0.11 40.19 20:43:01 0 54.85 0.00 2.06 3.39 0.10 39.59 20:43:01 1 51.09 0.00 2.79 0.29 0.12 45.72 20:43:01 2 56.99 0.00 2.08 0.07 0.10 40.76 20:43:01 3 63.02 0.00 2.01 0.13 0.10 34.73 Average: all 41.74 0.00 1.84 2.80 0.09 53.53 Average: 0 35.54 0.00 1.46 3.03 0.08 59.89 Average: 1 34.53 0.00 2.03 6.03 0.09 57.32 Average: 2 42.39 0.00 2.00 0.93 0.08 54.60 Average: 3 54.53 0.00 1.88 1.21 0.09 42.29