---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3914 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 7.8G 12G 41% / 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 459 5073 0 2443 7230 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:a1:75:bf brd ff:ff:ff:ff:ff:ff inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fea1:75bf/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-3914) 06/20/26 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 193.68 111.26 82.42 5467.36 40120.66 23:20:01 53.35 0.19 53.16 22.37 9216.88 23:21:01 72.79 31.69 41.10 1863.51 10663.11 23:22:01 17.68 8.70 8.98 556.04 3551.67 23:23:01 26.98 1.53 25.45 102.52 7282.79 Average: 72.96 30.78 42.19 1607.65 14183.46 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 6058560 7443012 2108852 25.82 36040 1529324 674280 7.32 555692 1392332 67792 23:20:01 5694776 7393088 2472636 30.27 55400 1807056 710364 7.71 619972 1656888 176336 23:21:01 5273152 7246308 2894260 35.44 63572 2064700 838732 9.10 798128 1881720 92128 23:22:01 4196544 6195128 3970868 48.62 64408 2088056 1803476 19.57 1879300 1868564 1072 23:23:01 5168824 7373856 2998588 36.71 69504 2285212 709564 7.70 768984 2003740 27084 Average: 5278371 7130278 2889041 35.37 57785 1954870 947283 10.28 924415 1760649 72882 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 360.24 198.70 1206.35 62.18 0.00 0.00 0.00 0.00 23:19:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 23:20:01 ens3 58.72 44.30 681.05 5.12 0.00 0.00 0.00 0.00 23:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 234.19 214.45 3184.98 33.19 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:22:01 ens3 13.78 12.95 90.14 2.49 0.00 0.00 0.00 0.00 23:22:01 lo 92.25 92.25 34.25 34.25 0.00 0.00 0.00 0.00 23:23:01 ens3 128.00 113.83 1256.42 21.44 0.00 0.00 0.00 0.00 23:23:01 lo 29.35 29.35 2.25 2.25 0.00 0.00 0.00 0.00 Average: ens3 159.32 117.09 1285.87 24.95 0.00 0.00 0.00 0.00 Average: lo 25.15 25.15 7.39 7.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3914) 06/20/26 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.05 0.00 2.81 7.27 3.53 65.34 23:19:02 0 21.28 0.00 1.83 4.22 3.24 69.43 23:19:02 1 22.40 0.00 2.87 11.41 3.00 60.31 23:19:02 2 19.52 0.00 4.21 5.23 3.83 67.22 23:19:02 3 21.01 0.00 2.32 8.28 4.03 64.36 23:20:01 all 19.55 0.00 1.19 2.17 1.72 75.38 23:20:01 0 53.13 0.00 2.75 0.59 2.55 40.98 23:20:01 1 0.27 0.00 0.08 0.00 0.19 99.46 23:20:01 2 14.42 0.00 1.05 3.58 1.91 79.04 23:20:01 3 10.47 0.00 0.85 4.43 2.24 82.00 23:21:01 all 17.65 0.00 1.31 1.76 3.44 75.84 23:21:01 0 22.88 0.00 1.53 2.24 2.98 70.37 23:21:01 1 20.44 0.00 1.06 0.70 3.77 74.02 23:21:01 2 12.11 0.00 1.14 1.51 2.60 82.64 23:21:01 3 15.14 0.00 1.56 2.57 4.39 76.34 23:22:01 all 45.95 0.00 1.55 0.52 7.03 44.95 23:22:01 0 43.87 0.00 1.54 0.50 7.15 46.93 23:22:01 1 46.40 0.00 1.81 0.46 7.07 44.26 23:22:01 2 48.87 0.00 1.40 0.33 6.70 42.69 23:22:01 3 44.71 0.00 1.38 0.80 7.19 45.91 23:23:01 all 25.87 0.00 1.31 0.93 2.88 69.01 23:23:01 0 20.87 0.00 0.76 0.05 1.90 76.42 23:23:01 1 35.92 0.00 1.72 0.25 2.88 59.24 23:23:01 2 26.74 0.00 1.34 2.08 2.63 67.21 23:23:01 3 20.02 0.00 1.45 1.31 4.08 73.14 Average: all 26.08 0.00 1.63 2.52 3.74 66.03 Average: 0 32.35 0.00 1.68 1.52 3.58 60.87 Average: 1 25.24 0.00 1.52 2.57 3.41 67.27 Average: 2 24.41 0.00 1.83 2.54 3.55 67.67 Average: 3 22.34 0.00 1.52 3.46 4.40 68.29