---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-48055 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 11G 68G 14% / 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 548 11226 0 4265 15162 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:6f:41:cf brd ff:ff:ff:ff:ff:ff inet 10.30.107.9/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fe6f:41cf/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-48055) 09/22/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 181.63 34.64 146.98 1836.07 28232.41 13:05:01 89.80 14.68 75.12 842.25 25815.13 13:06:01 28.60 0.15 28.45 1.73 15084.55 13:07:01 69.72 0.27 69.45 5.07 35208.00 13:08:01 36.56 2.58 33.98 230.23 52457.39 Average: 80.92 10.38 70.54 578.87 31369.74 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13483448 15309716 2941520 17.91 74936 1941568 1006604 5.76 937028 1769104 102012 13:05:01 11549264 13695932 4875704 29.68 81624 2246260 2351340 13.46 2654492 1963704 11016 13:06:01 11633844 13916944 4791124 29.17 84848 2375492 2129376 12.19 2449700 2077588 73420 13:07:01 11349636 15245904 5075332 30.90 94044 3932980 1144320 6.55 1417892 3339724 1281768 13:08:01 11534004 15549492 4890964 29.78 95336 4047456 777760 4.45 1162312 3409956 15164 Average: 11910039 14743598 4514929 27.49 86158 2908751 1481880 8.48 1724285 2512015 296676 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.81 0.81 0.10 0.10 0.00 0.00 0.00 0.00 13:04:01 ens3 284.90 228.25 2875.38 42.59 0.00 0.00 0.00 0.00 13:05:01 lo 0.90 0.90 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 679.22 450.28 4435.79 103.83 0.00 0.00 0.00 0.00 13:06:01 lo 5.82 5.82 25.86 25.86 0.00 0.00 0.00 0.00 13:06:01 ens3 1200.72 753.77 1042.59 294.33 0.00 0.00 0.00 0.00 13:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 13:07:01 ens3 518.67 366.67 5074.76 62.47 0.00 0.00 0.00 0.00 13:08:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 13:08:01 ens3 629.78 384.00 1926.47 141.61 0.00 0.00 0.00 0.00 Average: lo 1.88 1.88 5.26 5.26 0.00 0.00 0.00 0.00 Average: ens3 663.94 437.30 3071.64 129.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-48055) 09/22/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 26.43 0.00 1.58 3.58 0.07 68.34 13:04:01 0 36.83 0.00 2.42 1.52 0.08 59.15 13:04:01 1 15.67 0.00 1.51 7.24 0.07 75.52 13:04:01 2 32.76 0.00 1.22 0.99 0.08 64.95 13:04:01 3 20.39 0.00 1.17 4.60 0.05 73.79 13:05:01 all 65.55 0.00 2.20 1.94 0.14 30.17 13:05:01 0 68.00 0.00 2.12 1.47 0.13 28.27 13:05:01 1 68.73 0.00 1.99 2.19 0.12 26.97 13:05:01 2 70.55 0.00 2.51 0.50 0.13 26.30 13:05:01 3 54.96 0.00 2.17 3.56 0.17 39.14 13:06:01 all 38.61 0.00 3.95 0.63 0.08 56.73 13:06:01 0 32.19 0.00 3.84 0.00 0.08 63.89 13:06:01 1 40.09 0.00 4.63 0.18 0.08 55.02 13:06:01 2 38.24 0.00 2.94 0.00 0.08 58.74 13:06:01 3 43.92 0.00 4.45 2.34 0.07 49.23 13:07:01 all 36.26 0.00 1.95 9.53 0.09 52.17 13:07:01 0 35.54 0.00 2.13 7.67 0.08 54.57 13:07:01 1 33.36 0.00 2.09 11.62 0.08 52.85 13:07:01 2 42.80 0.00 2.38 14.07 0.10 40.64 13:07:01 3 33.34 0.00 1.17 4.81 0.07 60.61 13:08:01 all 24.54 0.00 1.20 25.57 0.06 48.63 13:08:01 0 24.24 0.00 0.93 5.24 0.05 69.54 13:08:01 1 25.51 0.00 0.87 60.12 0.07 13.43 13:08:01 2 26.17 0.00 1.65 4.93 0.07 67.18 13:08:01 3 22.25 0.00 1.37 32.07 0.05 44.26 Average: all 38.31 0.00 2.18 8.27 0.09 51.16 Average: 0 39.35 0.00 2.29 3.19 0.09 55.08 Average: 1 36.72 0.00 2.22 16.29 0.08 44.68 Average: 2 42.12 0.00 2.14 4.10 0.09 51.54 Average: 3 35.02 0.00 2.07 9.50 0.08 53.33