---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3688 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: 2800.000 BogoMIPS: 5600.00 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 8.4G 69G 11% / 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 1167 12629 0 2242 14558 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:14:6a:bc brd ff:ff:ff:ff:ff:ff inet 10.30.107.221/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fe14:6abc/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-3688) 12/09/23 _x86_64_ (4 CPU) 18:28:23 LINUX RESTART (4 CPU) 18:29:01 tps rtps wtps bread/s bwrtn/s 18:30:01 114.86 18.45 96.42 1114.88 29320.71 18:31:01 110.33 15.32 95.02 719.87 31012.40 18:32:01 18.11 0.08 18.03 1.20 19312.51 18:33:01 1.23 0.00 1.23 0.00 14.93 Average: 61.13 8.46 52.67 458.96 19913.85 18:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 13942860 15635656 2482108 15.11 69536 1818344 715564 4.10 604740 1654176 150472 18:31:01 13658464 15606336 2766504 16.84 75128 2060300 702496 4.02 715512 1812992 44824 18:32:01 13014984 14976208 3409984 20.76 75320 2073360 1250312 7.16 1382312 1788276 16 18:33:01 13014644 14975964 3410324 20.76 75348 2073364 1250312 7.16 1382796 1788264 160 Average: 13407738 15298541 3017230 18.37 73833 2006342 979671 5.61 1021340 1760927 48868 18:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 18:30:01 ens3 65.06 43.13 1067.49 8.39 0.00 0.00 0.00 0.00 18:31:01 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 18:31:01 ens3 587.88 386.65 2446.17 123.35 0.00 0.00 0.00 0.00 18:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:32:01 ens3 167.82 103.32 171.31 149.47 0.00 0.00 0.00 0.00 18:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:33:01 ens3 4.55 1.30 5.14 0.85 0.00 0.00 0.00 0.00 Average: lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 206.30 133.58 922.42 70.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3688) 12/09/23 _x86_64_ (4 CPU) 18:28:23 LINUX RESTART (4 CPU) 18:29:01 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 19.86 0.00 1.45 5.74 0.05 72.90 18:30:01 0 22.17 0.00 1.17 1.40 0.05 75.20 18:30:01 1 25.61 0.00 1.90 1.14 0.05 71.29 18:30:01 2 4.30 0.00 0.89 17.37 0.03 77.42 18:30:01 3 27.37 0.00 1.84 3.04 0.08 67.66 18:31:01 all 47.91 0.00 2.03 2.15 0.08 47.82 18:31:01 0 47.02 0.00 1.82 1.69 0.08 49.38 18:31:01 1 42.47 0.00 1.22 0.08 0.07 56.16 18:31:01 2 46.08 0.00 3.31 4.87 0.08 45.65 18:31:01 3 56.10 0.00 1.76 1.98 0.08 40.09 18:32:01 all 13.89 0.00 0.33 2.28 0.03 83.47 18:32:01 0 14.77 0.00 0.10 0.00 0.02 85.12 18:32:01 1 5.71 0.00 0.28 5.32 0.03 88.66 18:32:01 2 17.92 0.00 0.65 3.77 0.03 77.62 18:32:01 3 17.19 0.00 0.25 0.00 0.03 82.53 18:33:01 all 0.06 0.00 0.01 0.00 0.01 99.91 18:33:01 0 0.12 0.00 0.00 0.00 0.02 99.87 18:33:01 1 0.08 0.00 0.00 0.02 0.02 99.88 18:33:01 2 0.02 0.00 0.05 0.02 0.00 99.92 18:33:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 20.41 0.00 0.95 2.54 0.04 76.05 Average: 0 21.02 0.00 0.77 0.77 0.04 77.39 Average: 1 18.45 0.00 0.85 1.64 0.04 79.02 Average: 2 17.06 0.00 1.22 6.50 0.04 75.18 Average: 3 25.14 0.00 0.96 1.25 0.05 72.60