---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1967 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 484 5340 0 2151 7213 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:f7:c3:04 brd ff:ff:ff:ff:ff:ff inet 10.32.6.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fef7:c304/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1967) 12/29/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 153.60 71.31 82.29 4377.34 40814.81 12:49:01 86.55 30.57 55.98 1729.85 8919.28 12:50:01 67.97 9.25 58.72 514.05 7763.37 12:51:01 23.50 0.35 23.15 33.73 4805.20 Average: 82.89 27.86 55.03 1663.58 15604.29 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5983044 7410612 2184376 26.74 37156 1570124 701320 7.61 590060 1429732 88968 12:49:01 5568000 7272168 2599420 31.83 57548 1810272 836820 9.08 748032 1653956 126680 12:50:01 5513360 7427060 2654060 32.50 63216 2008920 646680 7.02 706036 1740260 127820 12:51:01 5508116 7425132 2659304 32.56 65200 2010108 638784 6.93 713792 1737064 11268 Average: 5643130 7383743 2524290 30.91 55780 1849856 705901 7.66 689480 1640253 88684 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 441.50 246.95 1532.19 65.66 0.00 0.00 0.00 0.00 12:48:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 79.94 51.83 447.36 17.57 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 313.98 323.98 1267.98 649.47 0.00 0.00 0.00 0.00 12:50:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 11.95 12.91 9.32 6.08 0.00 0.00 0.00 0.00 12:51:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 212.40 159.37 815.76 185.38 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1967) 12/29/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.24 0.00 2.55 5.31 2.79 68.11 12:48:02 0 31.64 0.00 4.66 6.55 3.05 54.10 12:48:02 1 29.51 0.00 2.53 6.51 2.60 58.85 12:48:02 2 13.79 0.00 1.59 2.95 2.60 79.08 12:48:02 3 10.07 0.00 1.46 5.26 2.93 80.28 12:49:01 all 23.15 0.00 1.41 2.62 2.55 70.27 12:49:01 0 38.81 0.00 2.31 1.57 2.80 54.51 12:49:01 1 15.95 0.00 1.41 6.72 1.97 73.95 12:49:01 2 24.28 0.00 0.83 1.21 2.26 71.42 12:49:01 3 13.64 0.00 1.07 0.95 3.15 81.19 12:50:01 all 34.00 0.00 1.85 1.28 4.62 58.26 12:50:01 0 55.75 0.00 2.29 0.64 5.15 36.17 12:50:01 1 22.74 0.00 2.28 3.22 4.40 67.37 12:50:01 2 28.10 0.00 0.97 0.18 3.96 66.78 12:50:01 3 29.48 0.00 1.87 1.03 4.99 62.62 12:51:01 all 21.00 0.00 0.95 0.86 1.38 75.82 12:51:01 0 27.05 0.00 0.98 0.41 1.36 70.19 12:51:01 1 12.99 0.00 1.35 2.79 0.93 81.94 12:51:01 2 17.82 0.00 0.76 0.08 1.82 79.51 12:51:01 3 26.13 0.00 0.71 0.17 1.41 71.58 Average: all 24.86 0.00 1.69 2.51 2.84 68.09 Average: 0 38.34 0.00 2.56 2.30 3.09 53.71 Average: 1 20.33 0.00 1.90 4.80 2.48 70.49 Average: 2 20.98 0.00 1.04 1.10 2.66 74.22 Average: 3 19.84 0.00 1.28 1.86 3.12 73.89