---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2141 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 676K 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 570 12982 0 2487 15151 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 mq state UP group default qlen 1000 link/ether fa:16:3e:c3:69:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.50/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fec3:69a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2141) 10/02/25 _x86_64_ (4 CPU) 09:09:56 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps bread/s bwrtn/s 09:11:02 124.65 55.76 68.89 3667.12 55290.78 09:12:01 138.55 28.57 109.98 1678.21 31976.14 09:13:01 98.97 15.39 83.57 960.75 31973.88 09:14:01 7.65 0.20 7.45 5.47 6163.37 Average: 92.26 24.96 67.30 1577.44 31348.48 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:11:02 14195644 15541028 2229324 13.57 44396 1513564 797064 4.56 667156 1371960 53528 09:12:01 13691252 15424756 2733716 16.64 71216 1855352 903912 5.17 800952 1701280 125196 09:13:01 11311340 13262780 5113628 31.13 77084 2060912 3019432 17.28 3056108 1808380 2696 09:14:01 11029432 12988812 5395536 32.85 77888 2067552 3067600 17.56 3330740 1813536 4984 Average: 12556917 14304344 3868051 23.55 67646 1874345 1947002 11.14 1963739 1673789 46601 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:11:02 lo 1.40 1.40 0.16 0.16 0.00 0.00 0.00 0.00 09:11:02 ens3 318.50 228.90 1013.28 76.44 0.00 0.00 0.00 0.00 09:12:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 09:12:01 ens3 139.83 104.59 1516.41 24.03 0.00 0.00 0.00 0.00 09:13:01 lo 10.23 10.23 2.57 2.57 0.00 0.00 0.00 0.00 09:13:01 ens3 532.69 338.97 2841.01 78.25 0.00 0.00 0.00 0.00 09:14:01 lo 55.71 55.71 28.46 28.46 0.00 0.00 0.00 0.00 09:14:01 ens3 573.17 375.24 165.96 143.93 0.00 0.00 0.00 0.00 Average: lo 17.07 17.07 7.85 7.85 0.00 0.00 0.00 0.00 Average: ens3 392.09 262.58 1383.68 80.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2141) 10/02/25 _x86_64_ (4 CPU) 09:09:56 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:11:02 all 13.80 0.00 1.82 17.35 0.05 66.97 09:11:02 0 8.97 0.00 0.89 0.55 0.03 89.56 09:11:02 1 15.96 0.00 1.96 26.92 0.05 55.11 09:11:02 2 17.31 0.00 1.79 40.16 0.07 40.67 09:11:02 3 12.99 0.00 2.66 1.77 0.03 82.55 09:12:01 all 20.02 0.00 1.37 8.03 0.07 70.52 09:12:01 0 34.03 0.00 2.25 5.21 0.10 58.41 09:12:01 1 9.86 0.00 0.71 1.15 0.05 88.23 09:12:01 2 7.84 0.00 1.02 22.53 0.07 68.54 09:12:01 3 28.37 0.00 1.49 3.24 0.07 66.83 09:13:01 all 64.89 0.00 1.91 3.79 0.16 29.26 09:13:01 0 60.93 0.00 2.05 1.62 0.15 35.25 09:13:01 1 69.22 0.00 1.61 3.06 0.15 25.95 09:13:01 2 65.93 0.00 2.06 6.81 0.15 25.05 09:13:01 3 63.47 0.00 1.96 3.65 0.17 30.76 09:14:01 all 61.70 0.00 1.80 0.30 0.13 36.08 09:14:01 0 67.81 0.00 1.69 0.00 0.13 30.37 09:14:01 1 58.21 0.00 1.71 0.00 0.12 39.97 09:14:01 2 63.02 0.00 1.85 1.18 0.13 33.81 09:14:01 3 57.76 0.00 1.92 0.00 0.13 40.18 Average: all 40.19 0.00 1.73 7.36 0.10 50.62 Average: 0 42.99 0.00 1.72 1.83 0.10 53.35 Average: 1 38.39 0.00 1.50 7.81 0.09 52.20 Average: 2 38.68 0.00 1.68 17.63 0.10 41.90 Average: 3 40.69 0.00 2.01 2.16 0.10 55.04