---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5508 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 473 5411 0 2091 7224 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:a4:3c:6d brd ff:ff:ff:ff:ff:ff inet 10.32.7.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fea4:3c6d/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-5508) 10/03/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 165.99 85.57 80.42 4957.97 40153.32 19:15:01 65.06 12.49 52.57 302.46 9186.24 19:16:01 65.07 6.97 58.11 418.46 7992.13 19:17:01 22.80 0.42 22.38 37.86 4406.60 Average: 79.79 26.42 53.37 1433.90 15460.71 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6027820 7418108 2139592 26.20 36416 1534484 694288 7.53 581776 1394840 71132 19:15:01 5738204 7396544 2429208 29.74 57084 1765536 839220 9.11 621284 1611544 134816 19:16:01 5551464 7402800 2615948 32.03 62856 1947696 699108 7.59 696300 1713520 114148 19:17:01 5585064 7440948 2582348 31.62 64932 1950076 634692 6.89 666040 1709652 11988 Average: 5725638 7414600 2441774 29.90 55322 1799448 716827 7.78 641350 1607389 83021 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 376.19 194.93 1236.44 61.81 0.00 0.00 0.00 0.00 19:14:02 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 90.44 58.91 718.54 16.71 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 261.99 292.27 1238.34 559.73 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 29.68 25.13 27.27 17.22 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 189.99 143.16 805.51 164.48 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 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-5508) 10/03/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.80 0.00 2.92 5.46 1.07 68.75 19:14:02 0 25.14 0.00 2.74 4.46 0.97 66.69 19:14:02 1 11.89 0.00 5.02 9.66 0.86 72.57 19:14:02 2 18.45 0.00 1.47 2.79 1.14 76.15 19:14:02 3 31.68 0.00 2.41 4.95 1.34 59.62 19:15:01 all 21.98 0.00 1.40 1.91 0.74 73.97 19:15:01 0 14.32 0.00 1.00 0.15 0.63 83.90 19:15:01 1 8.12 0.00 0.67 0.79 0.30 90.12 19:15:01 2 27.95 0.00 1.53 0.54 0.98 69.00 19:15:01 3 37.67 0.00 2.45 6.17 1.05 52.67 19:16:01 all 39.54 0.00 2.07 1.05 2.20 55.14 19:16:01 0 39.00 0.00 2.76 1.55 2.06 54.63 19:16:01 1 25.25 0.00 1.35 1.32 1.77 70.31 19:16:01 2 34.58 0.00 1.30 0.52 2.25 61.34 19:16:01 3 59.26 0.00 2.86 0.83 2.71 34.34 19:17:01 all 21.54 0.00 1.11 0.62 0.64 76.08 19:17:01 0 10.08 0.00 0.83 0.26 0.31 88.52 19:17:01 1 31.74 0.00 1.53 2.12 0.87 63.74 19:17:01 2 35.56 0.00 1.07 0.08 0.87 62.42 19:17:01 3 8.92 0.00 1.01 0.03 0.55 89.49 Average: all 26.23 0.00 1.88 2.26 1.17 68.47 Average: 0 22.14 0.00 1.83 1.61 0.99 73.42 Average: 1 19.29 0.00 2.14 3.47 0.95 74.15 Average: 2 29.15 0.00 1.34 0.98 1.31 67.22 Average: 3 34.37 0.00 2.18 2.98 1.41 59.06