---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-126 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 425 1373 0 2144 3256 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:ba:94:0e brd ff:ff:ff:ff:ff:ff inet 10.32.7.232/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:feba:940e/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-126) 07/11/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 153.39 70.39 83.00 4315.28 40111.06 12:49:01 55.12 0.22 54.91 26.66 9206.60 12:50:01 93.78 37.74 56.04 2139.51 8176.37 12:51:01 22.53 1.23 21.30 62.39 4732.94 Average: 81.21 27.40 53.81 1635.96 15556.74 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1936248 3344028 2102396 52.06 36324 1535556 634236 12.47 550936 1395964 72700 12:49:01 1760080 3411920 2278564 56.42 55852 1744392 551732 10.85 486540 1604560 122984 12:50:01 1389300 3308576 2649344 65.60 62636 1999660 645172 12.68 718912 1733472 117220 12:51:01 1362716 3287764 2675928 66.26 64396 2003396 661132 13.00 745120 1732200 8856 Average: 1612086 3338072 2426558 60.08 54802 1820751 623068 12.25 625377 1616549 80440 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 294.98 175.84 1234.15 61.42 0.00 0.00 0.00 0.00 12:48:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 35.81 28.21 521.26 3.92 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 280.24 285.15 1422.75 64.99 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 51.12 62.04 26.34 604.33 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 165.54 137.81 801.13 183.67 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-126) 07/11/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.15 0.00 2.71 5.74 3.34 67.05 12:48:01 0 19.54 0.00 1.96 1.73 2.61 74.15 12:48:01 1 26.23 0.00 4.72 11.52 3.39 54.14 12:48:01 2 23.44 0.00 2.88 5.36 4.46 63.86 12:48:01 3 15.38 0.00 1.27 4.40 2.88 76.07 12:49:01 all 19.85 0.00 1.20 2.37 1.90 74.68 12:49:01 0 4.11 0.00 0.27 0.00 0.30 95.32 12:49:01 1 34.29 0.00 2.29 8.07 1.81 53.54 12:49:01 2 7.57 0.00 0.82 1.00 2.45 88.17 12:49:01 3 33.48 0.00 1.43 0.44 3.02 61.62 12:50:01 all 35.14 0.00 1.99 2.21 5.34 55.34 12:50:01 0 27.27 0.00 1.33 0.94 4.58 65.88 12:50:01 1 41.86 0.00 1.86 1.50 5.11 49.67 12:50:01 2 34.59 0.00 2.82 4.49 6.04 52.06 12:50:01 3 36.75 0.00 1.99 1.90 5.64 53.73 12:51:01 all 17.91 0.00 0.82 0.99 1.64 78.63 12:51:01 0 8.88 0.00 0.79 0.03 1.37 88.93 12:51:01 1 13.05 0.00 0.98 0.32 1.13 84.52 12:51:01 2 7.60 0.00 0.45 0.81 1.29 89.85 12:51:01 3 42.02 0.00 1.04 2.80 2.75 51.39 Average: all 23.54 0.00 1.68 2.83 3.06 68.89 Average: 0 15.00 0.00 1.09 0.68 2.22 81.02 Average: 1 28.91 0.00 2.46 5.34 2.87 60.42 Average: 2 18.33 0.00 1.74 2.92 3.57 73.44 Average: 3 31.91 0.00 1.43 2.38 3.58 60.69