---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-214 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 417 1410 0 2115 3263 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:b9:47:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:feb9:47f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-214) 07/12/25 _x86_64_ (4 CPU) 10:25:58 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 185.75 103.62 82.14 5345.38 40228.78 10:28:01 53.39 0.22 53.17 26.66 9099.68 10:29:01 79.36 18.13 61.23 620.59 9874.18 10:30:01 23.81 0.75 23.06 86.24 3650.25 Average: 85.57 30.68 54.90 1519.62 15712.48 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 1965156 3371844 2073488 51.34 35744 1535012 596644 11.73 520984 1395668 70300 10:28:01 1748756 3348272 2289888 56.70 52596 1700116 608336 11.96 553240 1557848 62028 10:29:01 1169876 3054692 2868768 71.03 62836 1963540 810040 15.92 907040 1758052 64500 10:30:01 1445896 3340860 2592748 64.20 65408 1971500 591500 11.63 632360 1758468 10260 Average: 1582421 3278917 2456223 60.82 54146 1792542 651630 12.81 653406 1617509 51772 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 267.61 174.32 1220.24 62.39 0.00 0.00 0.00 0.00 10:27:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 10:28:01 ens3 42.16 34.74 549.88 4.57 0.00 0.00 0.00 0.00 10:28:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:29:01 ens3 315.06 330.24 2244.42 59.99 0.00 0.00 0.00 0.00 10:29:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 10:30:01 ens3 15.51 14.96 12.93 10.58 0.00 0.00 0.00 0.00 10:30:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 160.08 138.57 1006.88 34.38 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 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-214) 07/12/25 _x86_64_ (4 CPU) 10:25:58 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 20.14 0.00 2.80 6.61 3.65 66.79 10:27:01 0 25.38 0.00 1.91 3.48 3.21 66.01 10:27:01 1 8.93 0.00 1.40 4.55 3.40 81.73 10:27:01 2 17.69 0.00 5.50 11.99 4.32 60.50 10:27:01 3 28.64 0.00 2.40 6.36 3.69 58.91 10:28:01 all 19.46 0.00 1.24 2.32 2.36 74.61 10:28:01 0 16.83 0.00 1.07 0.51 1.71 79.87 10:28:01 1 1.69 0.00 0.14 0.00 3.82 94.34 10:28:01 2 21.65 0.00 1.46 8.17 1.79 66.93 10:28:01 3 38.29 0.00 2.34 0.68 2.06 56.63 10:29:01 all 37.63 0.00 2.10 1.38 6.44 52.46 10:29:01 0 29.34 0.00 1.52 1.65 5.51 61.98 10:29:01 1 35.71 0.00 1.62 1.39 6.03 55.25 10:29:01 2 52.79 0.00 2.51 1.79 6.54 36.36 10:29:01 3 32.67 0.00 2.76 0.73 7.68 56.17 10:30:01 all 20.01 0.00 0.96 1.01 1.83 76.19 10:30:01 0 6.07 0.00 0.60 0.15 0.95 92.24 10:30:01 1 38.84 0.00 1.60 0.21 2.38 56.96 10:30:01 2 5.62 0.00 0.85 2.82 2.00 88.71 10:30:01 3 29.59 0.00 0.76 0.81 2.00 66.83 Average: all 24.35 0.00 1.78 2.83 3.58 67.47 Average: 0 19.45 0.00 1.28 1.45 2.86 74.96 Average: 1 21.17 0.00 1.18 1.53 3.91 72.20 Average: 2 24.47 0.00 2.58 6.19 3.67 63.09 Average: 3 32.30 0.00 2.07 2.14 3.88 59.61