---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20395 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 676K 1.6G 1% /run /dev/vda1 78G 9.5G 68G 13% / 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 621 11933 0 3484 15088 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:99:a8:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe99:a8b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20395) 12/13/25 _x86_64_ (4 CPU) 02:51:26 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:01 151.97 10.98 140.99 246.36 37527.48 02:54:01 427.58 1.68 425.90 26.00 33590.93 02:55:01 242.14 9.52 232.63 559.64 15269.46 Average: 273.90 7.39 266.51 277.33 28795.96 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13411592 15175540 3013376 18.35 73432 1882256 1195600 6.84 1057320 1722024 103156 02:54:01 11657084 14641092 4767884 29.03 152460 2894856 1466016 8.39 1666884 2699888 395240 02:55:01 12202272 15426408 4222696 25.71 156048 3120884 850340 4.87 1061072 2765484 203116 Average: 12423649 15081013 4001319 24.36 127313 2632665 1170652 6.70 1261759 2395799 233837 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 02:53:01 ens3 167.74 131.58 2552.39 24.31 0.00 0.00 0.00 0.00 02:54:01 lo 3.60 3.60 0.32 0.32 0.00 0.00 0.00 0.00 02:54:01 ens3 887.25 613.25 8955.18 86.31 0.00 0.00 0.00 0.00 02:55:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 02:55:01 ens3 295.82 188.72 345.93 72.48 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 450.27 311.18 3951.16 61.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20395) 12/13/25 _x86_64_ (4 CPU) 02:51:26 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 22.50 0.00 1.39 2.21 0.07 73.84 02:53:01 0 21.10 0.00 1.18 1.82 0.07 75.83 02:53:01 1 13.66 0.00 0.69 5.21 0.08 80.36 02:53:01 2 19.67 0.00 1.30 0.53 0.05 78.44 02:53:01 3 35.57 0.00 2.36 1.29 0.07 60.73 02:54:01 all 31.77 0.00 5.27 1.26 0.10 61.61 02:54:01 0 18.81 0.00 6.16 0.72 0.10 74.21 02:54:01 1 30.38 0.00 5.40 1.07 0.08 63.06 02:54:01 2 57.62 0.00 5.85 0.40 0.10 36.03 02:54:01 3 20.34 0.00 3.69 2.82 0.10 73.05 02:55:01 all 46.12 0.00 2.36 0.91 0.08 50.52 02:55:01 0 39.19 0.00 2.21 0.18 0.08 58.33 02:55:01 1 42.36 0.00 2.29 1.21 0.10 54.03 02:55:01 2 57.24 0.00 2.54 0.22 0.08 39.92 02:55:01 3 45.74 0.00 2.40 2.05 0.07 49.73 Average: all 33.47 0.00 3.00 1.46 0.08 61.99 Average: 0 26.37 0.00 3.19 0.90 0.08 69.45 Average: 1 28.83 0.00 2.79 2.50 0.09 65.79 Average: 2 44.80 0.00 3.23 0.38 0.08 51.51 Average: 3 33.90 0.00 2.82 2.05 0.08 61.15