---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8713 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 474 5352 0 2149 7223 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:f8:2d:98 brd ff:ff:ff:ff:ff:ff inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fef8:2d98/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8713) 11/10/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:03 161.79 93.38 68.41 5146.61 39778.59 14:57:01 58.29 0.22 58.07 27.58 9254.33 14:58:01 96.17 37.73 58.44 2142.84 8290.08 14:59:01 22.18 1.32 20.86 67.46 4774.14 Average: 84.83 33.44 51.39 1861.32 15576.70 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:03 6087396 7463980 2080024 25.47 35384 1522096 654836 7.11 537460 1383168 65104 14:57:01 5864572 7504516 2302848 28.20 55796 1748684 591824 6.42 501692 1608888 123864 14:58:01 5426632 7343904 2740788 33.56 62992 2013116 734340 7.97 789668 1746472 124312 14:59:01 5514968 7428132 2652452 32.48 64708 2007440 648652 7.04 712488 1735944 9260 Average: 5723392 7435133 2444028 29.92 54720 1822834 657413 7.13 635327 1618618 80635 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:03 ens3 401.58 222.95 1147.80 65.00 0.00 0.00 0.00 0.00 14:56:03 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 46.95 39.50 663.89 5.09 0.00 0.00 0.00 0.00 14:57:01 lo 0.28 0.28 0.02 0.02 0.00 0.00 0.00 0.00 14:58:01 ens3 259.22 271.99 1414.87 54.62 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 53.02 63.32 28.24 610.88 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 191.39 150.36 814.95 185.39 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8713) 11/10/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:03 all 20.93 0.00 2.86 4.62 1.21 70.37 14:56:03 0 22.25 0.00 1.96 3.51 1.13 71.15 14:56:03 1 28.10 0.00 2.49 4.78 1.37 63.26 14:56:03 2 21.97 0.00 5.26 4.58 1.35 66.84 14:56:03 3 11.45 0.00 1.75 5.64 0.98 80.18 14:57:01 all 20.86 0.00 1.21 1.52 0.87 75.53 14:57:01 0 3.27 0.00 0.50 4.94 0.22 91.06 14:57:01 1 57.81 0.00 3.26 0.41 1.74 36.78 14:57:01 2 21.08 0.00 1.05 0.71 0.74 76.41 14:57:01 3 1.39 0.00 0.02 0.00 0.77 97.82 14:58:01 all 38.41 0.00 1.80 1.85 2.36 55.58 14:58:01 0 28.91 0.00 1.68 1.83 1.89 65.69 14:58:01 1 55.94 0.00 1.56 0.55 2.59 39.36 14:58:01 2 35.27 0.00 1.28 2.30 2.22 58.93 14:58:01 3 33.49 0.00 2.73 2.75 2.75 58.28 14:59:01 all 20.94 0.00 1.02 0.68 0.82 76.53 14:59:01 0 31.07 0.00 0.86 0.25 1.16 66.65 14:59:01 1 31.04 0.00 1.35 0.08 0.92 66.61 14:59:01 2 3.46 0.00 0.58 0.80 0.38 94.77 14:59:01 3 18.17 0.00 1.27 1.57 0.83 78.16 Average: all 25.33 0.00 1.73 2.17 1.32 69.45 Average: 0 21.54 0.00 1.26 2.61 1.11 73.48 Average: 1 43.11 0.00 2.16 1.46 1.66 51.61 Average: 2 20.44 0.00 2.06 2.11 1.18 74.21 Average: 3 16.24 0.00 1.45 2.51 1.34 78.46