---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8977 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 7.6G 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 451 5427 0 2096 7245 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:1c:af:ff brd ff:ff:ff:ff:ff:ff inet 10.32.7.93/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe1c:afff/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-8977) 11/12/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 178.41 106.73 71.68 5387.80 39816.08 19:15:01 60.35 0.22 60.13 27.11 9936.56 19:16:01 75.24 18.51 56.72 668.96 8223.96 19:17:01 23.55 0.82 22.73 54.39 4425.00 Average: 84.49 31.70 52.79 1540.97 15624.87 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6089892 7465956 2077528 25.44 34632 1522316 644768 7.00 535188 1382252 63364 19:15:01 5792644 7407588 2374776 29.08 53576 1729220 682692 7.41 607680 1580844 100156 19:16:01 5580144 7427392 2587276 31.68 62324 1944380 654152 7.10 672380 1711164 100156 19:17:01 5526572 7385604 2640848 32.33 64272 1953796 689568 7.48 721040 1714596 8964 Average: 5747313 7421635 2420107 29.63 53701 1787428 667795 7.25 634072 1597214 68160 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 285.67 170.83 1111.91 59.78 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 52.59 40.77 682.97 5.31 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 261.64 267.21 1401.49 61.76 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 44.99 55.67 26.31 527.23 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 161.68 134.00 806.19 164.17 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8977) 11/12/25 _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 20.62 0.00 3.20 6.82 3.49 65.88 19:14:02 0 12.97 0.00 1.73 5.82 2.81 76.68 19:14:02 1 29.17 0.00 3.11 4.83 4.02 58.86 19:14:02 2 13.21 0.00 5.41 9.84 3.52 68.02 19:14:02 3 27.09 0.00 2.56 6.77 3.63 59.95 19:15:01 all 18.69 0.00 1.20 2.85 2.24 75.01 19:15:01 0 14.11 0.00 0.58 5.14 3.03 77.13 19:15:01 1 17.03 0.00 1.10 0.71 1.59 79.58 19:15:01 2 12.86 0.00 0.97 4.69 1.86 79.62 19:15:01 3 30.86 0.00 2.15 0.82 2.47 63.69 19:16:01 all 36.81 0.00 2.06 1.57 6.87 52.69 19:16:01 0 30.62 0.00 1.44 0.64 6.31 60.99 19:16:01 1 48.27 0.00 2.58 4.12 7.30 37.74 19:16:01 2 28.31 0.00 1.86 1.17 6.94 61.72 19:16:01 3 40.09 0.00 2.42 0.36 6.93 50.20 19:17:01 all 20.11 0.00 0.88 1.18 1.86 75.96 19:17:01 0 0.96 0.00 0.41 2.34 0.91 95.37 19:17:01 1 23.96 0.00 1.05 1.50 1.65 71.85 19:17:01 2 7.60 0.00 0.74 0.48 1.89 89.29 19:17:01 3 47.97 0.00 1.34 0.43 3.00 47.26 Average: all 24.12 0.00 1.84 3.10 3.63 67.31 Average: 0 14.72 0.00 1.04 3.47 3.28 77.49 Average: 1 29.72 0.00 1.96 2.80 3.66 61.86 Average: 2 15.54 0.00 2.25 4.03 3.57 74.62 Average: 3 36.55 0.00 2.12 2.09 4.02 55.22