---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3252 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 9.4G 69G 13% / 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 560 12093 0 3386 15149 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:a4:01:00 brd ff:ff:ff:ff:ff:ff inet 10.30.106.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fea4:100/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3252) 11/23/23 _x86_64_ (4 CPU) 04:31:34 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:00 99.97 17.06 82.90 1016.23 24181.30 04:34:01 390.92 10.26 380.66 218.68 42475.78 04:35:01 530.43 0.00 530.43 0.00 42469.72 04:36:01 13.19 0.02 13.18 4.26 6920.81 04:37:01 54.29 27.65 26.65 1884.35 8113.58 Average: 218.33 10.99 207.33 623.30 24890.24 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:00 13981892 15575592 2443076 14.87 62532 1732232 772488 4.42 666404 1566848 184572 04:34:01 12366076 15216040 4058892 24.71 130852 2803408 1316776 7.54 1107880 2581716 735428 04:35:01 12035796 14893808 4389172 26.72 131032 2810744 1633732 9.35 1449908 2568088 340 04:36:01 10963200 13831152 5461768 33.25 131108 2820108 2713692 15.53 2499040 2575640 8164 04:37:01 12359292 15481620 4065676 24.75 145940 3052120 823028 4.71 966828 2726888 43584 Average: 12341251 14999642 4083717 24.86 120293 2643722 1451943 8.31 1338012 2403836 194418 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:00 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 04:33:00 ens3 60.62 40.38 939.04 7.38 0.00 0.00 0.00 0.00 04:34:01 lo 3.93 3.93 0.73 0.73 0.00 0.00 0.00 0.00 04:34:01 ens3 546.67 320.44 4142.24 61.54 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 10.10 3.63 3.11 2.45 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:36:01 ens3 0.77 0.42 0.14 0.28 0.00 0.00 0.00 0.00 04:37:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 04:37:01 ens3 379.97 256.81 2550.81 53.92 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 200.78 124.98 1535.74 25.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3252) 11/23/23 _x86_64_ (4 CPU) 04:31:34 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:00 all 19.82 0.00 1.49 4.70 0.05 73.93 04:33:00 0 7.27 0.00 1.08 10.69 0.05 80.91 04:33:00 1 21.02 0.00 1.44 2.89 0.05 74.60 04:33:00 2 23.46 0.00 1.33 2.00 0.05 73.15 04:33:00 3 27.44 0.00 2.12 3.26 0.07 67.11 04:34:01 all 26.26 0.00 5.32 5.18 0.12 63.12 04:34:01 0 16.54 0.00 4.06 10.46 0.13 68.80 04:34:01 1 38.19 0.00 5.81 1.69 0.17 54.14 04:34:01 2 32.53 0.00 7.76 5.83 0.13 53.75 04:34:01 3 17.76 0.00 3.66 2.75 0.07 75.77 04:35:01 all 29.34 0.00 1.35 5.39 0.10 63.82 04:35:01 0 33.96 0.00 2.54 18.99 0.12 44.39 04:35:01 1 35.77 0.00 1.22 2.47 0.10 60.44 04:35:01 2 28.43 0.00 0.83 0.00 0.10 70.64 04:35:01 3 19.15 0.00 0.86 0.07 0.10 79.83 04:36:01 all 31.14 0.00 0.92 0.12 0.10 67.71 04:36:01 0 51.89 0.00 1.62 0.50 0.12 45.87 04:36:01 1 36.09 0.00 0.87 0.00 0.12 62.92 04:36:01 2 18.14 0.00 0.49 0.00 0.08 81.29 04:36:01 3 18.48 0.00 0.67 0.00 0.10 80.75 04:37:01 all 26.13 0.00 1.66 1.22 0.08 70.91 04:37:01 0 34.66 0.00 1.27 2.49 0.08 61.50 04:37:01 1 22.80 0.00 2.43 0.94 0.08 73.74 04:37:01 2 23.47 0.00 1.27 0.82 0.08 74.36 04:37:01 3 23.58 0.00 1.69 0.62 0.07 74.05 Average: all 26.54 0.00 2.16 3.32 0.09 67.89 Average: 0 28.86 0.00 2.12 8.62 0.10 60.30 Average: 1 30.79 0.00 2.36 1.60 0.10 65.14 Average: 2 25.22 0.00 2.35 1.74 0.09 70.60 Average: 3 21.28 0.00 1.80 1.34 0.08 75.50