---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2194 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 8.6G 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 550 13042 0 2446 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:3f:c0:88 brd ff:ff:ff:ff:ff:ff inet 10.30.106.111/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe3f:c088/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2194) 12/04/23 _x86_64_ (4 CPU) 03:38:21 LINUX RESTART (4 CPU) 03:39:00 tps rtps wtps bread/s bwrtn/s 03:40:01 109.67 23.09 86.58 1198.75 13203.74 03:41:01 101.13 11.67 89.47 621.87 14386.67 03:42:01 11.23 1.08 10.15 22.66 4273.55 03:43:01 54.65 2.03 52.61 85.28 13286.34 Average: 69.34 9.52 59.81 485.06 11295.64 03:39:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13911884 15618940 2513084 15.30 71496 1829844 697660 3.99 629900 1658920 153952 03:41:01 12461108 14395264 3963860 24.13 81444 2037200 1936320 11.08 1903820 1811080 35496 03:42:01 12561864 14502300 3863104 23.52 81796 2043368 1768644 10.12 1817040 1798508 4396 03:43:01 13294060 15492956 3130908 19.06 89132 2288832 821276 4.70 923408 1951396 50432 Average: 13057229 15002365 3367739 20.50 80967 2049811 1305975 7.47 1318542 1804976 61069 03:39:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 106.69 74.48 1225.00 23.32 0.00 0.00 0.00 0.00 03:40:01 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 03:41:01 ens3 336.07 289.57 2390.16 73.34 0.00 0.00 0.00 0.00 03:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:42:01 ens3 269.19 179.32 69.97 67.45 0.00 0.00 0.00 0.00 03:42:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:43:01 ens3 180.75 164.92 499.46 841.45 0.00 0.00 0.00 0.00 03:43:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 222.68 176.64 1046.76 250.52 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2194) 12/04/23 _x86_64_ (4 CPU) 03:38:21 LINUX RESTART (4 CPU) 03:39:00 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 19.46 0.00 1.52 2.36 0.05 76.61 03:40:01 0 8.22 0.00 1.02 1.31 0.02 89.43 03:40:01 1 14.02 0.00 1.66 4.70 0.05 79.57 03:40:01 2 37.12 0.00 2.10 3.04 0.07 57.67 03:40:01 3 18.47 0.00 1.28 0.36 0.05 79.84 03:41:01 all 40.42 0.00 1.48 1.21 0.09 56.80 03:41:01 0 55.36 0.00 0.89 0.52 0.08 43.15 03:41:01 1 36.82 0.00 2.39 2.36 0.10 58.33 03:41:01 2 32.64 0.00 1.74 1.89 0.08 63.66 03:41:01 3 36.87 0.00 0.94 0.08 0.07 62.04 03:42:01 all 61.40 0.00 2.08 0.16 0.11 36.25 03:42:01 0 64.26 0.00 1.91 0.32 0.12 33.40 03:42:01 1 58.76 0.00 2.31 0.28 0.12 38.53 03:42:01 2 50.32 0.00 1.79 0.03 0.12 47.74 03:42:01 3 72.23 0.00 2.29 0.03 0.12 25.32 03:43:01 all 23.38 0.00 1.60 1.33 0.05 73.64 03:43:01 0 21.72 0.00 0.95 1.68 0.03 75.61 03:43:01 1 26.85 0.00 2.77 1.32 0.05 69.02 03:43:01 2 11.02 0.00 1.37 2.13 0.03 85.45 03:43:01 3 33.87 0.00 1.32 0.18 0.05 64.58 Average: all 36.07 0.00 1.67 1.27 0.07 60.91 Average: 0 37.24 0.00 1.19 0.96 0.06 60.55 Average: 1 34.02 0.00 2.28 2.18 0.08 61.45 Average: 2 32.79 0.00 1.75 1.78 0.07 63.60 Average: 3 40.25 0.00 1.46 0.17 0.07 58.05