---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6689 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 8.7G 11G 45% / 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 458 4221 0 3296 7220 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:7b:88:07 brd ff:ff:ff:ff:ff:ff inet 10.32.7.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85990sec preferred_lft 85990sec inet6 fe80::f816:3eff:fe7b:8807/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6689) 07/25/26 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 135.81 54.84 80.97 3592.73 40056.41 15:10:01 55.36 0.17 55.19 22.23 9460.23 15:11:01 87.52 29.75 57.77 1637.86 37435.63 15:12:01 9.51 0.02 9.50 0.13 379.21 15:13:01 27.58 0.97 26.61 60.12 7186.94 15:14:01 39.26 1.85 37.41 132.64 5619.20 Average: 59.18 14.64 44.55 910.06 16709.28 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 6061600 7446756 2105820 25.78 35756 1530364 673348 7.31 552168 1393340 59964 15:10:01 5703864 7394932 2463556 30.16 54636 1801268 711912 7.72 618224 1651620 168380 15:11:01 4597664 7288560 3569756 43.71 59296 2780000 783616 8.50 738036 2605244 1732 15:12:01 4580128 7278592 3587292 43.92 61320 2784572 791604 8.59 749512 2608948 1296 15:13:01 4275404 7190200 3892016 47.65 64208 2993048 874640 9.49 841096 2811936 5812 15:14:01 4381564 7448972 3785856 46.35 68300 3138472 622728 6.76 603624 2937856 25816 Average: 4933371 7341335 3234049 39.60 57253 2504621 742975 8.06 683777 2334824 43833 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 415.41 217.13 1150.65 64.92 0.00 0.00 0.00 0.00 15:09:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 15:10:01 ens3 67.62 56.52 693.92 5.97 0.00 0.00 0.00 0.00 15:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:11:01 ens3 566.14 336.73 15391.24 35.34 0.00 0.00 0.00 0.00 15:11:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:12:01 ens3 58.71 82.79 73.52 13.53 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 514.23 431.98 3469.23 48.95 0.00 0.00 0.00 0.00 15:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:14:01 ens3 163.71 168.37 681.65 33.87 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 298.27 216.02 3584.63 33.84 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6689) 07/25/26 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 19.06 0.00 1.89 4.57 1.67 72.81 15:09:02 0 12.69 0.00 1.61 6.12 1.38 78.20 15:09:02 1 24.60 0.00 1.59 4.81 1.91 67.09 15:09:02 2 29.67 0.00 2.54 1.64 1.74 64.40 15:09:02 3 9.29 0.00 1.83 5.68 1.66 81.55 15:10:01 all 19.89 0.00 1.16 1.81 1.17 75.97 15:10:01 0 4.32 0.00 0.54 0.61 0.47 94.06 15:10:01 1 51.10 0.00 2.18 6.56 2.45 37.72 15:10:01 2 23.19 0.00 1.82 0.10 1.26 73.63 15:10:01 3 0.88 0.00 0.07 0.00 0.49 98.56 15:11:01 all 16.55 0.00 1.43 1.97 1.57 78.48 15:11:01 0 17.06 0.00 2.00 4.55 1.53 74.86 15:11:01 1 13.88 0.00 1.05 0.73 1.21 83.13 15:11:01 2 19.67 0.00 1.64 0.61 1.44 76.62 15:11:01 3 15.59 0.00 1.03 1.99 2.07 79.32 15:12:01 all 5.53 0.00 0.33 0.02 0.99 93.12 15:12:01 0 10.05 0.00 0.42 0.00 1.16 88.37 15:12:01 1 7.65 0.00 0.63 0.08 0.90 90.74 15:12:01 2 2.78 0.00 0.08 0.02 0.55 96.58 15:12:01 3 1.65 0.00 0.20 0.00 1.34 96.81 15:13:01 all 9.65 0.00 0.90 0.25 1.85 87.36 15:13:01 0 11.75 0.00 1.05 0.30 1.74 85.17 15:13:01 1 9.48 0.00 0.76 0.63 1.49 87.63 15:13:01 2 11.49 0.00 0.95 0.02 1.62 85.93 15:13:01 3 5.90 0.00 0.86 0.02 2.59 90.64 15:14:01 all 20.30 0.00 1.24 1.19 1.72 75.55 15:14:01 0 7.74 0.00 0.96 2.00 1.34 87.96 15:14:01 1 11.74 0.00 1.16 1.61 0.96 84.51 15:14:01 2 38.20 0.00 1.68 0.86 2.24 57.02 15:14:01 3 23.54 0.00 1.12 0.30 2.31 72.74 Average: all 15.15 0.00 1.16 1.63 1.50 80.56 Average: 0 10.61 0.00 1.10 2.27 1.27 84.75 Average: 1 19.66 0.00 1.23 2.39 1.48 75.23 Average: 2 20.84 0.00 1.45 0.54 1.48 75.69 Average: 3 9.51 0.00 0.85 1.33 1.75 86.56