---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1967 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 9.1G 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 569 12349 0 3120 15140 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:66:43:5d brd ff:ff:ff:ff:ff:ff inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe66:435d/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-1967) 12/02/23 _x86_64_ (4 CPU) 21:54:10 LINUX RESTART (4 CPU) 21:55:01 tps rtps wtps bread/s bwrtn/s 21:56:01 86.65 13.36 73.29 974.77 25582.14 21:57:01 238.95 11.41 227.54 242.73 40468.68 21:58:01 463.19 7.92 455.27 440.86 32984.37 Average: 262.93 10.90 252.03 552.72 33013.38 21:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:56:01 13953676 15539124 2471292 15.05 61184 1726384 806676 4.62 700556 1562172 174472 21:57:01 12300956 14826636 4124012 25.11 138720 2483800 1311460 7.51 1472172 2292432 531572 21:58:01 12393780 15027704 4031188 24.54 143788 2565212 1165484 6.67 1394448 2261432 13492 Average: 12882804 15131155 3542164 21.57 114564 2258465 1094540 6.26 1189059 2038679 239845 21:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:56:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 21:56:01 ens3 51.26 34.88 823.68 6.61 0.00 0.00 0.00 0.00 21:57:01 lo 3.80 3.80 0.71 0.71 0.00 0.00 0.00 0.00 21:57:01 ens3 401.92 346.39 3445.30 94.77 0.00 0.00 0.00 0.00 21:58:01 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 21:58:01 ens3 152.51 130.81 279.37 43.63 0.00 0.00 0.00 0.00 Average: lo 1.62 1.62 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 201.94 170.73 1516.55 48.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1967) 12/02/23 _x86_64_ (4 CPU) 21:54:10 LINUX RESTART (4 CPU) 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 14.13 0.00 1.07 11.74 0.05 73.02 21:56:01 0 14.12 0.00 0.90 1.19 0.03 83.76 21:56:01 1 10.22 0.00 0.65 19.65 0.03 69.45 21:56:01 2 21.26 0.00 1.87 24.66 0.07 52.13 21:56:01 3 10.93 0.00 0.87 1.47 0.03 86.69 21:57:01 all 29.37 0.00 3.62 7.10 0.12 59.78 21:57:01 0 41.72 0.00 3.03 5.85 0.15 49.25 21:57:01 1 33.43 0.00 5.71 4.83 0.12 55.91 21:57:01 2 19.50 0.00 2.59 15.35 0.12 62.44 21:57:01 3 22.83 0.00 3.18 2.36 0.12 71.51 21:58:01 all 48.34 0.00 2.65 5.80 0.13 43.07 21:58:01 0 49.64 0.00 2.09 2.22 0.14 45.91 21:58:01 1 42.38 0.00 2.20 5.71 0.13 49.58 21:58:01 2 45.73 0.00 3.08 12.12 0.13 38.93 21:58:01 3 55.61 0.00 3.21 3.15 0.12 37.91 Average: all 30.56 0.00 2.44 8.22 0.10 58.67 Average: 0 35.06 0.00 2.00 3.08 0.11 59.74 Average: 1 28.62 0.00 2.85 10.09 0.10 58.34 Average: 2 28.81 0.00 2.51 17.39 0.11 51.17 Average: 3 29.76 0.00 2.42 2.32 0.09 65.41