---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8267 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 480 5398 0 2096 7216 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:6b:d5:1f brd ff:ff:ff:ff:ff:ff inet 10.32.7.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe6b:d51f/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-8267) 11/05/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 164.31 81.00 83.30 4869.19 40116.93 19:15:01 66.50 12.42 54.08 299.20 9509.30 19:16:01 62.64 6.40 56.24 399.93 7883.09 19:17:01 21.24 0.88 20.36 57.05 4298.83 Average: 78.72 25.23 53.49 1410.92 15476.43 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6046368 7441852 2121052 25.97 36536 1539200 673208 7.30 560784 1398732 72232 19:15:01 5778848 7442408 2388572 29.25 57108 1770240 814104 8.83 574304 1619136 134948 19:16:01 5509904 7363436 2657516 32.54 62548 1950408 715360 7.76 736728 1716068 102344 19:17:01 5538568 7407024 2628852 32.19 64404 1963028 665632 7.22 700028 1721768 18608 Average: 5718422 7413680 2448998 29.98 55149 1805719 717076 7.78 642961 1613926 82033 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 334.63 211.71 1245.78 63.91 0.00 0.00 0.00 0.00 19:14:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 84.48 51.14 714.07 15.06 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 269.76 269.84 1241.83 54.06 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 49.38 57.01 27.83 526.69 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 184.97 147.83 807.74 165.57 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 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-8267) 11/05/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.60 0.00 2.94 5.49 1.20 68.76 19:14:02 0 10.94 0.00 1.85 7.25 0.83 79.13 19:14:02 1 37.11 0.00 2.64 4.07 1.47 54.71 19:14:02 2 26.46 0.00 5.44 2.95 1.47 63.67 19:14:02 3 11.91 0.00 1.84 7.73 1.04 77.49 19:15:01 all 21.55 0.00 1.37 1.77 0.77 74.53 19:15:01 0 3.66 0.00 0.10 0.00 0.19 96.05 19:15:01 1 55.42 0.00 3.00 1.12 1.74 38.73 19:15:01 2 22.05 0.00 1.58 0.85 0.78 74.74 19:15:01 3 5.05 0.00 0.78 5.11 0.37 88.69 19:16:01 all 38.89 0.00 2.01 0.94 2.59 55.57 19:16:01 0 37.88 0.00 1.44 0.23 2.47 57.97 19:16:01 1 34.95 0.00 1.16 0.27 2.06 61.57 19:16:01 2 30.19 0.00 2.14 1.80 2.34 63.53 19:16:01 3 52.57 0.00 3.32 1.45 3.49 39.16 19:17:01 all 21.42 0.00 1.09 0.64 0.84 76.01 19:17:01 0 3.13 0.00 0.47 0.08 0.27 96.05 19:17:01 1 38.30 0.00 1.47 0.23 0.93 59.07 19:17:01 2 5.45 0.00 0.73 1.92 0.96 90.95 19:17:01 3 38.97 0.00 1.75 0.32 1.18 57.78 Average: all 25.89 0.00 1.86 2.21 1.35 68.69 Average: 0 13.97 0.00 0.97 1.90 0.94 82.22 Average: 1 41.39 0.00 2.06 1.42 1.55 53.58 Average: 2 20.99 0.00 2.47 1.89 1.39 73.26 Average: 3 27.22 0.00 1.93 3.64 1.53 65.68