---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2686 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 488 5400 0 2086 7209 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f6:df:47 brd ff:ff:ff:ff:ff:ff inet 10.32.6.157/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fef6:df47/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2686) 09/02/25 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 53.68 0.32 53.37 28.39 8682.44 19:16:01 75.49 17.41 58.08 639.79 8575.54 19:17:01 26.09 1.72 24.38 52.92 4357.35 19:18:01 21.74 0.38 21.36 33.98 1575.48 Average: 44.25 4.96 39.29 188.76 5797.53 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5880424 7449744 2286988 28.00 51436 1688192 658476 7.14 554204 1548296 74312 19:16:01 5123768 6861500 3043644 37.27 61216 1837220 1273792 13.82 1180208 1657552 4956 19:17:01 5477572 7331104 2689840 32.93 63956 1948776 741648 8.05 774416 1709264 28724 19:18:01 5516464 7366796 2650948 32.46 65768 1943796 716136 7.77 741124 1703768 1240 Average: 5499557 7252286 2667855 32.66 60594 1854496 847513 9.20 812488 1654720 27308 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 51.78 36.34 676.46 4.91 0.00 0.00 0.00 0.00 19:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 251.28 232.24 1209.91 47.50 0.00 0.00 0.00 0.00 19:16:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 102.27 102.68 226.33 532.26 0.00 0.00 0.00 0.00 19:17:01 lo 1.17 1.17 0.10 0.10 0.00 0.00 0.00 0.00 19:18:01 ens3 13.78 15.61 9.15 15.17 0.00 0.00 0.00 0.00 19:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 104.77 96.71 530.44 149.95 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2686) 09/02/25 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 18.77 0.00 1.35 2.77 2.00 75.10 19:15:01 0 19.05 0.00 1.23 0.38 0.98 78.36 19:15:01 1 24.87 0.00 1.97 1.01 2.10 70.05 19:15:01 2 14.60 0.00 1.30 4.23 2.22 77.66 19:15:01 3 16.62 0.00 0.94 5.42 2.70 74.32 19:16:01 all 38.55 0.00 2.41 1.33 5.54 52.18 19:16:01 0 58.66 0.00 2.64 0.71 5.53 32.47 19:16:01 1 28.73 0.00 2.38 1.58 5.99 61.32 19:16:01 2 34.71 0.00 2.57 2.52 5.44 54.76 19:16:01 3 32.20 0.00 2.05 0.49 5.20 60.06 19:17:01 all 23.63 0.00 1.41 1.27 2.19 71.51 19:17:01 0 29.83 0.00 1.11 1.21 2.56 65.30 19:17:01 1 8.42 0.00 0.98 1.16 1.50 87.94 19:17:01 2 36.38 0.00 1.96 2.44 3.16 56.06 19:17:01 3 19.83 0.00 1.58 0.27 1.51 76.81 19:18:01 all 20.53 0.00 1.07 1.09 1.81 75.49 19:18:01 0 7.42 0.00 0.61 0.02 1.48 90.47 19:18:01 1 18.43 0.00 1.10 0.56 1.16 78.74 19:18:01 2 15.10 0.00 1.22 3.39 1.75 78.54 19:18:01 3 41.08 0.00 1.37 0.41 2.85 54.30 Average: all 25.39 0.00 1.56 1.61 2.89 68.54 Average: 0 28.76 0.00 1.40 0.58 2.64 66.62 Average: 1 20.14 0.00 1.61 1.08 2.70 74.46 Average: 2 25.21 0.00 1.76 3.14 3.15 66.73 Average: 3 27.45 0.00 1.48 1.65 3.07 66.35