---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1428 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 485 5338 0 2152 7212 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:09:3b:de brd ff:ff:ff:ff:ff:ff inet 10.32.7.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe09:3bde/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-1428) 12/22/25 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:01 152.16 67.94 84.22 4361.43 41330.37 14:57:01 76.84 20.38 56.46 1386.30 9481.62 14:58:01 75.55 17.53 58.02 782.67 7665.79 14:59:01 23.20 1.52 21.68 74.52 4748.41 Average: 81.64 26.67 54.97 1639.89 15699.77 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5976120 7396672 2191300 26.83 36520 1563764 701664 7.61 603744 1423624 84472 14:57:01 5704020 7398376 2463400 30.16 57340 1800712 830760 9.01 618304 1648348 123332 14:58:01 5413460 7325632 2753960 33.72 63224 2007568 748868 8.13 805848 1741436 126916 14:59:01 5487464 7403240 2679956 32.81 65060 2009348 659192 7.15 736576 1736976 8988 Average: 5645266 7380980 2522154 30.88 55536 1845348 735121 7.98 691118 1637596 85927 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 14:56:01 ens3 365.18 220.23 1504.60 65.98 0.00 0.00 0.00 0.00 14:57:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 84.75 50.61 472.74 14.38 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 291.17 277.62 1268.95 62.22 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 14:59:01 ens3 54.39 63.11 28.61 603.35 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 198.18 152.61 815.85 186.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1428) 12/22/25 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.79 0.00 2.66 4.66 3.10 67.79 14:56:01 0 17.07 0.00 3.69 2.73 3.07 73.44 14:56:01 1 24.56 0.00 1.79 3.73 2.87 67.06 14:56:01 2 27.83 0.00 3.33 3.52 3.92 61.39 14:56:01 3 17.68 0.00 1.82 8.68 2.52 69.29 14:57:01 all 20.97 0.00 1.44 2.34 1.91 73.35 14:57:01 0 18.30 0.00 0.69 0.28 2.01 78.71 14:57:01 1 10.91 0.00 0.98 1.92 1.47 84.72 14:57:01 2 48.37 0.00 3.07 1.44 2.88 44.24 14:57:01 3 6.30 0.00 1.01 5.73 1.29 85.66 14:58:01 all 35.18 0.00 1.73 1.34 4.80 56.95 14:58:01 0 29.90 0.00 1.51 1.15 4.81 62.63 14:58:01 1 29.66 0.00 1.45 3.14 3.96 61.79 14:58:01 2 55.30 0.00 1.67 0.16 5.42 37.44 14:58:01 3 25.91 0.00 2.29 0.91 4.99 65.90 14:59:01 all 20.45 0.00 1.05 0.85 1.34 76.31 14:59:01 0 22.50 0.00 1.00 0.17 1.35 75.00 14:59:01 1 38.76 0.00 1.61 0.42 1.86 57.35 14:59:01 2 18.00 0.00 1.08 1.56 1.49 77.87 14:59:01 3 2.54 0.00 0.55 1.25 0.65 95.01 Average: all 24.62 0.00 1.72 2.29 2.79 68.58 Average: 0 21.96 0.00 1.72 1.08 2.81 72.43 Average: 1 25.97 0.00 1.46 2.30 2.54 67.74 Average: 2 37.43 0.00 2.28 1.66 3.43 55.19 Average: 3 13.12 0.00 1.42 4.12 2.37 78.97