---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3666 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 8.3G 70G 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 538 13338 0 2162 15188 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:50:f4:b5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.174/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fe50:f4b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3666) 11/24/23 _x86_64_ (4 CPU) 03:08:30 LINUX RESTART (4 CPU) 03:09:01 tps rtps wtps bread/s bwrtn/s 03:10:01 90.83 13.73 77.10 989.57 26749.28 03:11:01 143.04 27.36 115.68 792.80 35314.50 03:12:01 55.94 6.33 49.61 1046.36 19325.18 Average: 96.61 15.81 80.80 942.90 27130.10 03:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 13991212 15583092 2433756 14.82 62360 1730772 778288 4.45 656916 1565832 189744 03:11:01 13170600 15235008 3254368 19.81 82540 2158280 1195348 6.84 1065912 1925224 232600 03:12:01 13685924 15580356 2739044 16.68 88424 1993512 741628 4.24 738620 1761884 32684 Average: 13615912 15466152 2809056 17.10 77775 1960855 905088 5.18 820483 1750980 151676 03:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 03:10:01 ens3 61.37 38.74 845.13 7.41 0.00 0.00 0.00 0.00 03:11:01 lo 2.40 2.40 0.25 0.25 0.00 0.00 0.00 0.00 03:11:01 ens3 181.31 132.51 1727.70 43.74 0.00 0.00 0.00 0.00 03:12:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:12:01 ens3 87.45 54.31 129.50 20.83 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 110.05 75.19 900.82 24.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3666) 11/24/23 _x86_64_ (4 CPU) 03:08:30 LINUX RESTART (4 CPU) 03:09:01 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 18.18 0.00 1.07 7.98 0.04 72.73 03:10:01 0 11.78 0.00 0.68 6.39 0.03 81.10 03:10:01 1 31.64 0.00 1.69 10.41 0.07 56.19 03:10:01 2 11.44 0.00 0.79 14.03 0.05 73.68 03:10:01 3 17.94 0.00 1.07 1.03 0.03 79.93 03:11:01 all 26.97 0.00 2.35 6.79 0.07 63.82 03:11:01 0 24.13 0.00 1.99 1.96 0.07 71.85 03:11:01 1 32.81 0.00 3.26 4.74 0.08 59.11 03:11:01 2 24.00 0.00 2.18 18.16 0.07 55.60 03:11:01 3 26.95 0.00 2.04 2.28 0.08 68.64 03:12:01 all 18.80 0.00 1.13 4.81 0.05 75.21 03:12:01 0 10.53 0.00 0.69 0.07 0.03 88.68 03:12:01 1 34.11 0.00 1.62 1.52 0.05 62.69 03:12:01 2 6.49 0.00 0.65 15.62 0.05 77.19 03:12:01 3 24.07 0.00 1.51 2.04 0.05 72.33 Average: all 21.31 0.00 1.51 6.53 0.05 70.59 Average: 0 15.48 0.00 1.12 2.81 0.04 80.54 Average: 1 32.85 0.00 2.19 5.56 0.07 59.33 Average: 2 13.97 0.00 1.21 15.93 0.06 68.84 Average: 3 22.98 0.00 1.54 1.78 0.06 73.64