---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8726 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: 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 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 459 5423 0 2092 7237 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:e4:12:33 brd ff:ff:ff:ff:ff:ff inet 10.32.6.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fee4:1233/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8726) 11/10/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 179.20 108.90 70.30 5408.30 40025.21 19:15:01 56.69 0.22 56.47 27.11 9531.81 19:16:01 76.10 18.51 57.59 668.96 8231.29 19:17:01 22.41 0.90 21.51 57.18 4417.06 Average: 83.71 32.27 51.45 1546.66 15576.06 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6064308 7450984 2103112 25.75 35876 1531188 677796 7.35 548892 1392536 69672 19:15:01 5772872 7419816 2394548 29.32 55840 1755664 694208 7.53 592260 1608852 131484 19:16:01 5511508 7366268 2655912 32.52 62692 1951652 725048 7.87 734188 1717376 108760 19:17:01 5573508 7427968 2593912 31.76 64616 1948948 661712 7.18 678840 1710136 9504 Average: 5730549 7416259 2436871 29.84 54756 1796863 689691 7.48 638545 1607225 79855 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 371.69 213.38 1220.47 63.33 0.00 0.00 0.00 0.00 19:14:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 19:15:01 ens3 44.35 35.59 572.33 4.59 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 295.68 276.19 1402.30 55.11 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 50.23 58.11 28.35 537.85 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 191.09 146.27 806.81 165.91 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8726) 11/10/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.43 0.00 2.93 5.81 1.10 69.73 19:14:02 0 19.16 0.00 2.12 10.25 1.19 67.28 19:14:02 1 15.63 0.00 1.87 3.81 1.02 77.67 19:14:02 2 27.69 0.00 5.41 3.11 1.30 62.48 19:14:02 3 19.23 0.00 2.31 6.02 0.90 71.55 19:15:01 all 19.81 0.00 1.12 1.65 0.96 76.46 19:15:01 0 17.43 0.00 0.94 1.64 1.32 78.67 19:15:01 1 42.49 0.00 2.30 3.86 1.51 49.84 19:15:01 2 11.02 0.00 0.51 0.10 0.59 87.78 19:15:01 3 8.30 0.00 0.76 1.02 0.42 89.50 19:16:01 all 38.70 0.00 1.86 1.15 3.17 55.13 19:16:01 0 40.11 0.00 1.90 0.71 3.12 54.16 19:16:01 1 30.95 0.00 1.81 2.08 3.19 61.97 19:16:01 2 44.27 0.00 2.25 0.60 3.63 49.26 19:16:01 3 39.47 0.00 1.48 1.18 2.76 55.10 19:17:01 all 21.14 0.00 0.96 0.85 1.25 75.80 19:17:01 0 4.33 0.00 0.58 0.17 0.38 94.54 19:17:01 1 36.93 0.00 1.44 2.41 1.93 57.29 19:17:01 2 34.11 0.00 0.82 0.18 1.43 63.46 19:17:01 3 9.16 0.00 0.98 0.65 1.23 87.99 Average: all 25.05 0.00 1.72 2.36 1.62 69.25 Average: 0 20.30 0.00 1.39 3.20 1.51 73.61 Average: 1 31.48 0.00 1.85 3.03 1.92 61.72 Average: 2 29.35 0.00 2.25 1.00 1.74 65.65 Average: 3 19.08 0.00 1.38 2.21 1.33 75.99