---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19960 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 676K 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 605 13378 0 2056 15124 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:d0:10:fc brd ff:ff:ff:ff:ff:ff inet 10.30.106.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fed0:10fc/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-19960) 12/11/25 _x86_64_ (4 CPU) 07:56:41 LINUX RESTART (4 CPU) 07:57:01 tps rtps wtps bread/s bwrtn/s 07:58:01 315.28 29.36 285.92 913.98 45793.17 07:59:01 99.72 6.75 92.97 444.12 11530.16 08:00:01 4.77 0.00 4.77 0.00 457.33 Average: 139.93 12.04 127.89 452.72 19260.83 07:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:58:01 13772284 15436936 2652676 16.15 69068 1790676 1115156 6.38 793168 1633072 245104 07:59:01 12753332 14526368 3671628 22.35 74188 1889416 1855156 10.62 1725232 1707980 9296 08:00:01 12230452 14006076 4194508 25.54 74448 1891648 2254644 12.90 2248284 1706324 2716 Average: 12918689 14656460 3506271 21.35 72568 1857247 1741652 9.97 1588895 1682459 85705 07:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:58:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 07:58:01 ens3 117.90 80.99 1357.14 30.46 0.00 0.00 0.00 0.00 07:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:59:01 ens3 179.81 144.74 1201.79 27.45 0.00 0.00 0.00 0.00 08:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 ens3 0.90 0.73 0.22 0.28 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 99.54 75.49 853.12 19.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19960) 12/11/25 _x86_64_ (4 CPU) 07:56:41 LINUX RESTART (4 CPU) 07:57:01 CPU %user %nice %system %iowait %steal %idle 07:58:01 all 22.02 0.00 1.79 3.50 0.06 72.63 07:58:01 0 10.01 0.00 1.94 8.33 0.05 79.67 07:58:01 1 43.00 0.00 2.03 0.85 0.05 54.07 07:58:01 2 23.33 0.00 2.07 4.02 0.07 70.51 07:58:01 3 11.57 0.00 1.11 0.84 0.07 86.42 07:59:01 all 38.13 0.00 1.04 0.47 0.06 60.30 07:59:01 0 37.03 0.00 0.95 0.40 0.07 61.56 07:59:01 1 36.70 0.00 1.02 0.10 0.07 62.12 07:59:01 2 45.91 0.00 1.27 1.20 0.05 51.57 07:59:01 3 32.90 0.00 0.91 0.17 0.07 65.96 08:00:01 all 32.41 0.00 0.44 0.01 0.06 67.08 08:00:01 0 5.66 0.00 0.47 0.05 0.05 93.77 08:00:01 1 22.67 0.00 0.25 0.00 0.05 77.03 08:00:01 2 92.57 0.00 0.72 0.00 0.07 6.65 08:00:01 3 8.87 0.00 0.31 0.00 0.07 90.75 Average: all 30.86 0.00 1.09 1.33 0.06 66.67 Average: 0 17.57 0.00 1.12 2.92 0.06 78.34 Average: 1 34.12 0.00 1.10 0.32 0.06 64.41 Average: 2 53.96 0.00 1.35 1.74 0.06 42.88 Average: 3 17.74 0.00 0.77 0.33 0.07 81.08