---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12784 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 564 12741 0 2734 15151 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b6:a4:f3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.140/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:feb6:a4f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12784) 11/15/25 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 119.45 11.07 108.39 286.46 35289.75 03:07:01 82.59 4.35 78.24 121.83 10467.31 03:08:01 22.81 5.78 17.03 420.60 1921.95 03:09:01 51.51 1.57 49.94 81.72 20087.59 Average: 68.88 5.67 63.21 227.40 16864.62 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13938332 15612704 2486636 15.14 71048 1797492 701672 4.02 613248 1646736 130432 03:07:01 12819320 14675148 3605648 21.95 82528 1959348 1659544 9.50 1574500 1786208 15248 03:08:01 12099828 14072000 4325140 26.33 85420 2068968 2228416 12.75 2237812 1831700 66724 03:09:01 13026012 15499440 3398956 20.69 89636 2559596 811212 4.64 992388 2141784 19204 Average: 12970873 14964823 3454095 21.03 82158 2096351 1350211 7.73 1354487 1851607 57902 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 123.91 94.29 1141.03 21.57 0.00 0.00 0.00 0.00 03:06:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 339.49 285.69 2393.61 68.36 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 806.05 572.94 635.26 287.83 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 239.01 220.03 529.20 1778.41 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 378.17 294.07 1174.97 541.19 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12784) 11/15/25 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.29 0.00 1.16 5.41 0.05 79.09 03:06:01 0 9.26 0.00 0.92 9.65 0.08 80.09 03:06:01 1 22.48 0.00 1.56 0.36 0.03 75.57 03:06:01 2 3.58 0.00 0.47 0.25 0.02 95.68 03:06:01 3 21.86 0.00 1.70 11.38 0.05 65.02 03:07:01 all 28.68 0.00 1.08 0.25 0.07 69.92 03:07:01 0 30.23 0.00 1.20 0.42 0.07 68.08 03:07:01 1 44.14 0.00 0.92 0.05 0.07 54.83 03:07:01 2 21.53 0.00 0.72 0.23 0.05 77.47 03:07:01 3 18.92 0.00 1.48 0.28 0.08 79.24 03:08:01 all 39.07 0.00 5.74 0.15 0.08 54.96 03:08:01 0 39.16 0.00 4.37 0.12 0.08 56.27 03:08:01 1 47.82 0.00 9.54 0.08 0.08 42.48 03:08:01 2 33.93 0.00 5.99 0.12 0.08 59.88 03:08:01 3 35.38 0.00 3.04 0.27 0.08 61.23 03:09:01 all 27.80 0.00 1.88 2.12 0.07 68.14 03:09:01 0 23.28 0.00 2.85 5.36 0.07 68.44 03:09:01 1 22.54 0.00 1.29 1.29 0.08 74.80 03:09:01 2 46.87 0.00 2.18 0.78 0.07 50.10 03:09:01 3 18.45 0.00 1.20 1.05 0.05 79.25 Average: all 27.51 0.00 2.47 1.97 0.07 67.99 Average: 0 25.55 0.00 2.34 3.86 0.08 68.17 Average: 1 34.28 0.00 3.33 0.44 0.07 61.87 Average: 2 26.57 0.00 2.35 0.35 0.05 70.68 Average: 3 23.65 0.00 1.85 3.21 0.07 71.22