---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-45704 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.3G 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 622 12244 0 3172 15087 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:c3:98:59 brd ff:ff:ff:ff:ff:ff inet 10.30.106.22/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fec3:9859/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45704) 09/14/25 _x86_64_ (4 CPU) 01:12:20 LINUX RESTART (4 CPU) 01:13:01 tps rtps wtps bread/s bwrtn/s 01:14:01 128.76 15.71 113.05 1212.06 35850.16 01:15:01 172.14 20.18 151.96 678.69 45307.92 01:16:01 69.91 1.48 68.42 69.86 24620.43 Average: 123.60 12.46 111.14 653.54 35259.50 01:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13896328 15583724 2528640 15.40 70580 1811988 787496 4.51 644628 1662012 94732 01:15:01 12347120 14734168 4077848 24.83 91176 2470036 1475108 8.44 1566272 2243268 147548 01:16:01 12522952 15430200 3902016 23.76 97420 2967844 876040 5.01 1289144 2326708 26712 Average: 12922133 15249364 3502835 21.33 86392 2416623 1046215 5.99 1166681 2077329 89664 01:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 91.05 76.77 1099.10 18.39 0.00 0.00 0.00 0.00 01:14:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 01:15:01 ens3 715.56 587.39 8120.75 87.16 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 382.15 328.75 940.51 2652.86 0.00 0.00 0.00 0.00 01:16:01 lo 21.46 21.46 1.93 1.93 0.00 0.00 0.00 0.00 Average: ens3 396.26 330.97 3386.79 919.47 0.00 0.00 0.00 0.00 Average: lo 7.49 7.49 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45704) 09/14/25 _x86_64_ (4 CPU) 01:12:20 LINUX RESTART (4 CPU) 01:13:01 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 13.28 0.00 1.10 4.64 0.05 80.94 01:14:01 0 4.80 0.00 0.92 12.88 0.03 81.37 01:14:01 1 16.63 0.00 1.32 2.76 0.05 79.23 01:14:01 2 23.80 0.00 1.45 1.80 0.05 72.90 01:14:01 3 7.87 0.00 0.69 1.12 0.03 90.29 01:15:01 all 37.40 0.00 2.33 2.55 0.08 57.63 01:15:01 0 37.06 0.00 3.14 6.07 0.08 53.65 01:15:01 1 34.42 0.00 2.24 2.71 0.08 60.54 01:15:01 2 43.71 0.00 1.98 0.97 0.08 53.26 01:15:01 3 34.39 0.00 1.98 0.45 0.08 63.10 01:16:01 all 29.95 0.00 2.05 1.67 0.07 66.27 01:16:01 0 37.35 0.00 2.18 0.62 0.08 59.77 01:16:01 1 26.82 0.00 1.94 2.86 0.07 68.31 01:16:01 2 28.68 0.00 1.60 1.19 0.07 68.46 01:16:01 3 26.96 0.00 2.49 2.01 0.07 68.48 Average: all 26.86 0.00 1.83 2.95 0.07 68.30 Average: 0 26.37 0.00 2.08 6.53 0.07 64.95 Average: 1 25.94 0.00 1.83 2.78 0.07 69.38 Average: 2 32.05 0.00 1.68 1.32 0.07 64.89 Average: 3 23.06 0.00 1.72 1.19 0.06 73.97