---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9298 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 7.7G 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 475 5193 0 2307 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:e4:c6:6b brd ff:ff:ff:ff:ff:ff inet 10.32.6.255/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fee4:c66b/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-9298) 08/27/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 143.55 58.55 85.00 3678.51 40621.14 12:49:01 55.68 0.15 55.52 21.01 10013.28 12:50:01 105.97 38.28 67.69 2197.90 10438.53 12:51:01 29.80 2.47 27.33 125.05 5696.65 12:52:01 18.83 0.08 18.74 2.80 801.87 Average: 70.81 19.97 50.84 1209.01 13526.36 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5986644 7409600 2180776 26.70 36876 1566000 701972 7.62 588520 1428096 84344 12:49:01 5679320 7391148 2488100 30.46 57032 1816660 716416 7.77 608624 1678932 143576 12:50:01 5039248 6974548 3128172 38.30 65052 2025404 1108356 12.03 1095124 1816336 8052 12:51:01 5351420 7422964 2816000 34.48 68448 2156300 660008 7.16 720112 1877220 8844 12:52:01 5317000 7389548 2850420 34.90 70140 2155056 683692 7.42 779108 1851924 7664 Average: 5474726 7317562 2692694 32.97 59510 1943884 774089 8.40 758298 1730502 50496 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:48:02 ens3 426.59 221.31 1478.61 64.54 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 22.74 20.84 394.19 3.26 0.00 0.00 0.00 0.00 12:50:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 281.00 306.63 1739.97 66.45 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 106.07 111.73 308.29 618.48 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:52:01 ens3 11.80 11.60 8.07 6.13 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 170.13 134.80 787.12 152.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9298) 08/27/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.17 0.00 2.70 4.52 1.22 69.40 12:48:02 0 11.68 0.00 4.79 11.48 1.13 70.92 12:48:02 1 14.44 0.00 1.42 3.63 1.02 79.49 12:48:02 2 26.73 0.00 2.36 1.45 1.30 68.16 12:48:02 3 35.79 0.00 2.23 1.53 1.40 59.05 12:49:01 all 21.06 0.00 1.27 1.31 0.92 75.44 12:49:01 0 20.28 0.00 1.81 4.35 0.95 72.62 12:49:01 1 9.86 0.00 0.47 0.59 0.79 88.28 12:49:01 2 3.62 0.00 0.24 0.00 0.46 95.68 12:49:01 3 50.59 0.00 2.53 0.29 1.51 45.08 12:50:01 all 44.86 0.00 2.77 2.33 3.04 47.00 12:50:01 0 46.58 0.00 2.05 3.49 2.79 45.09 12:50:01 1 48.43 0.00 2.03 0.77 3.04 45.73 12:50:01 2 44.57 0.00 2.62 2.80 3.02 46.99 12:50:01 3 39.86 0.00 4.32 2.28 3.32 50.22 12:51:01 all 22.62 0.00 1.30 0.67 0.98 74.43 12:51:01 0 8.54 0.00 0.78 0.12 0.71 89.85 12:51:01 1 24.08 0.00 1.46 0.08 1.08 73.30 12:51:01 2 23.30 0.00 1.50 2.38 0.93 71.88 12:51:01 3 34.62 0.00 1.49 0.10 1.20 62.59 12:52:01 all 21.36 0.00 0.99 0.55 0.70 76.40 12:52:01 0 8.90 0.00 0.67 0.02 0.45 89.97 12:52:01 1 61.58 0.00 1.96 0.15 1.53 34.78 12:52:01 2 3.49 0.00 0.60 1.75 0.13 94.03 12:52:01 3 11.48 0.00 0.71 0.28 0.66 86.87 Average: all 26.43 0.00 1.81 1.88 1.37 68.52 Average: 0 19.18 0.00 2.02 3.88 1.21 73.72 Average: 1 31.75 0.00 1.47 1.05 1.49 64.24 Average: 2 20.40 0.00 1.47 1.68 1.17 75.28 Average: 3 34.38 0.00 2.25 0.90 1.62 60.85