---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6300 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 7.6G 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 468 5354 0 2153 7229 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:10:ae:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe10:aef7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6300) 10/12/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 185.05 105.83 79.22 5377.41 39959.10 14:57:01 58.35 0.22 58.13 27.11 9630.23 14:58:01 94.05 37.74 56.31 2146.75 8154.75 14:59:01 23.97 1.23 22.74 62.37 4822.66 Average: 90.49 36.41 54.08 1911.26 15666.63 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6068964 7447892 2098456 25.69 35136 1524568 672080 7.29 553224 1385324 64456 14:57:01 5754156 7401312 2413264 29.55 55496 1756764 711172 7.72 613984 1607572 128160 14:58:01 5510200 7415640 2657220 32.53 62524 2002180 677104 7.35 717304 1736488 112776 14:59:01 5452168 7369508 2715252 33.24 64564 2011840 711280 7.72 771712 1740316 8644 Average: 5696372 7408588 2471048 30.25 54430 1823838 692909 7.52 664056 1617425 78509 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 300.30 158.65 1130.55 59.57 0.00 0.00 0.00 0.00 14:56:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 14:57:01 ens3 49.52 35.84 663.25 4.85 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:58:01 ens3 260.81 268.23 1412.62 54.65 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:59:01 ens3 51.62 62.89 26.82 609.80 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 166.05 131.80 808.89 182.99 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 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-6300) 10/12/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.07 0.00 2.92 7.71 2.89 66.40 14:56:02 0 31.83 0.00 2.67 4.45 2.74 58.30 14:56:02 1 12.37 0.00 1.69 6.47 2.44 77.04 14:56:02 2 16.57 0.00 5.13 11.09 3.28 63.92 14:56:02 3 19.56 0.00 2.16 8.82 3.07 66.40 14:57:01 all 19.66 0.00 1.23 2.26 1.25 75.61 14:57:01 0 27.90 0.00 1.15 0.56 1.30 69.08 14:57:01 1 6.30 0.00 0.54 0.10 1.08 91.99 14:57:01 2 11.09 0.00 1.30 5.53 1.00 81.08 14:57:01 3 33.41 0.00 1.93 2.84 1.62 60.20 14:58:01 all 36.64 0.00 2.02 1.98 5.60 53.76 14:58:01 0 34.14 0.00 1.52 0.86 5.09 58.39 14:58:01 1 34.04 0.00 2.40 2.63 5.72 55.20 14:58:01 2 44.55 0.00 2.09 1.89 5.27 46.19 14:58:01 3 33.90 0.00 2.07 2.53 6.31 55.19 14:59:01 all 20.60 0.00 0.98 1.18 1.48 75.76 14:59:01 0 35.60 0.00 1.06 0.22 1.69 61.42 14:59:01 1 6.71 0.00 0.65 1.55 0.78 90.31 14:59:01 2 26.26 0.00 0.92 2.79 2.14 67.89 14:59:01 3 13.77 0.00 1.28 0.17 1.29 83.49 Average: all 24.28 0.00 1.79 3.29 2.81 67.83 Average: 0 32.39 0.00 1.61 1.53 2.72 61.76 Average: 1 14.91 0.00 1.32 2.70 2.51 78.56 Average: 2 24.67 0.00 2.37 5.33 2.93 64.70 Average: 3 25.14 0.00 1.86 3.59 3.09 66.32