---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-86 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 8.9G 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 547 12724 0 2768 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:dd:8b:51 brd ff:ff:ff:ff:ff:ff inet 10.30.107.204/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fedd:8b51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-86) 11/28/23 _x86_64_ (4 CPU) 17:47:18 LINUX RESTART (4 CPU) 17:48:03 tps rtps wtps bread/s bwrtn/s 17:49:01 107.93 13.74 94.19 1007.00 24286.16 17:50:01 147.25 42.92 104.33 2507.40 26989.47 17:51:01 10.63 0.00 10.63 0.00 13139.94 17:52:01 16.30 0.57 15.73 43.19 16318.48 17:53:01 36.56 2.63 33.93 287.42 18802.47 Average: 63.45 11.96 51.48 767.58 19878.64 17:48:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:49:01 13824448 15547236 2600520 15.83 69464 1847540 807580 4.62 713488 1663160 194108 17:50:01 12123284 14135044 4301684 26.19 77392 2120372 2374840 13.59 2205164 1852028 1460 17:51:01 11859460 13871604 4565508 27.80 77480 2120704 2507412 14.35 2466988 1851980 92 17:52:01 12875420 15311444 3549548 21.61 78612 2537032 1012664 5.80 1157440 2138140 323888 17:53:01 13002892 15507236 3422076 20.83 83932 2598908 827992 4.74 1008820 2157876 53316 Average: 12737101 14874513 3687867 22.45 77376 2244911 1506098 8.62 1510380 1932637 114573 17:48:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:49:01 ens3 57.63 38.60 1062.44 5.98 0.00 0.00 0.00 0.00 17:49:01 lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 17:50:01 ens3 396.37 309.04 3742.71 72.98 0.00 0.00 0.00 0.00 17:50:01 lo 22.82 22.82 20.41 20.41 0.00 0.00 0.00 0.00 17:51:01 ens3 43.76 39.64 14.22 17.20 0.00 0.00 0.00 0.00 17:51:01 lo 107.62 107.62 36.86 36.86 0.00 0.00 0.00 0.00 17:52:01 ens3 430.39 332.74 2549.39 87.82 0.00 0.00 0.00 0.00 17:52:01 lo 60.81 60.81 20.66 20.66 0.00 0.00 0.00 0.00 17:53:01 ens3 209.20 166.44 656.67 57.03 0.00 0.00 0.00 0.00 17:53:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 228.63 178.24 1608.94 48.49 0.00 0.00 0.00 0.00 Average: lo 38.80 38.80 15.72 15.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-86) 11/28/23 _x86_64_ (4 CPU) 17:47:18 LINUX RESTART (4 CPU) 17:48:03 CPU %user %nice %system %iowait %steal %idle 17:49:01 all 17.65 0.00 1.27 6.05 0.05 74.98 17:49:01 0 9.12 0.00 0.93 13.97 0.05 75.93 17:49:01 1 9.68 0.00 0.48 0.31 0.03 89.49 17:49:01 2 17.89 0.00 1.38 3.19 0.07 77.46 17:49:01 3 33.91 0.00 2.30 6.75 0.07 56.97 17:50:01 all 57.27 0.00 2.05 3.32 0.11 37.25 17:50:01 0 53.41 0.00 2.43 8.00 0.12 36.03 17:50:01 1 57.48 0.00 1.86 1.39 0.12 39.16 17:50:01 2 56.81 0.00 2.24 2.53 0.12 38.30 17:50:01 3 61.38 0.00 1.64 1.37 0.10 35.51 17:51:01 all 37.97 0.00 0.56 1.34 0.09 60.05 17:51:01 0 26.31 0.00 0.60 5.34 0.07 67.68 17:51:01 1 45.66 0.00 0.55 0.00 0.10 53.69 17:51:01 2 39.63 0.00 0.48 0.00 0.08 59.80 17:51:01 3 40.33 0.00 0.58 0.00 0.08 59.01 17:52:01 all 52.07 0.00 1.43 1.23 0.11 45.15 17:52:01 0 35.10 0.00 1.50 4.89 0.10 58.41 17:52:01 1 54.87 0.00 2.32 0.02 0.13 42.65 17:52:01 2 49.49 0.00 1.03 0.00 0.10 49.38 17:52:01 3 68.92 0.00 0.87 0.02 0.13 30.07 17:53:01 all 27.16 0.00 1.21 2.15 0.06 69.42 17:53:01 0 23.35 0.00 0.97 6.81 0.07 68.80 17:53:01 1 26.14 0.00 1.20 0.35 0.07 72.24 17:53:01 2 40.23 0.00 1.94 1.30 0.07 56.47 17:53:01 3 19.00 0.00 0.74 0.17 0.03 80.06 Average: all 38.55 0.00 1.30 2.79 0.09 57.27 Average: 0 29.57 0.00 1.29 7.76 0.08 61.31 Average: 1 38.95 0.00 1.29 0.41 0.09 59.26 Average: 2 40.96 0.00 1.41 1.39 0.09 56.15 Average: 3 44.72 0.00 1.22 1.62 0.08 52.36