---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5840 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: 2799.996 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 8.7G 69G 12% / 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 564 12941 0 2534 15158 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:fc:72:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.90/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fefc:72e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5840) 04/25/26 _x86_64_ (4 CPU) 01:11:26 LINUX RESTART (4 CPU) 01:12:02 tps rtps wtps bread/s bwrtn/s 01:13:01 69.09 4.00 65.09 58.84 13688.66 01:14:01 148.54 28.38 120.16 1651.46 33205.67 01:15:01 49.15 4.58 44.57 200.07 10412.80 Average: 89.04 12.37 76.67 639.99 19132.13 01:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 14068104 15600448 2356864 14.35 60452 1675476 748248 4.28 615772 1533272 145620 01:14:01 13168852 15393860 3256116 19.82 75064 2334412 923360 5.28 857444 2152340 27132 01:15:01 13285748 15551504 3139220 19.11 79768 2369084 746736 4.27 732052 2159888 11004 Average: 13507568 15515271 2917400 17.76 71761 2126324 806115 4.61 735089 1948500 61252 01:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 ens3 63.11 37.99 1014.76 7.46 0.00 0.00 0.00 0.00 01:13:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 01:14:01 ens3 474.77 292.47 8194.93 54.84 0.00 0.00 0.00 0.00 01:14:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 01:15:01 ens3 75.89 69.31 348.78 19.95 0.00 0.00 0.00 0.00 01:15:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 205.37 133.79 3198.12 27.53 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5840) 04/25/26 _x86_64_ (4 CPU) 01:11:26 LINUX RESTART (4 CPU) 01:12:02 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 13.66 0.00 1.36 9.51 0.11 75.37 01:13:01 0 5.70 0.00 0.53 0.05 0.03 93.69 01:13:01 1 11.20 0.00 1.02 2.67 0.10 85.01 01:13:01 2 10.68 0.00 0.83 24.16 0.10 64.23 01:13:01 3 27.09 0.00 3.07 11.11 0.20 58.53 01:14:01 all 20.04 0.00 2.43 9.94 0.18 67.40 01:14:01 0 31.92 0.00 3.07 12.03 0.25 52.72 01:14:01 1 17.21 0.00 1.47 2.46 0.15 78.71 01:14:01 2 20.27 0.00 3.64 2.60 0.18 73.30 01:14:01 3 10.81 0.00 1.51 22.65 0.15 64.88 01:15:01 all 20.25 0.00 1.45 4.68 0.13 73.49 01:15:01 0 28.47 0.00 1.57 14.17 0.12 55.68 01:15:01 1 15.04 0.00 1.17 1.64 0.12 82.03 01:15:01 2 16.73 0.00 1.86 0.89 0.15 80.38 01:15:01 3 20.75 0.00 1.24 1.99 0.13 75.89 Average: all 18.00 0.00 1.75 8.03 0.14 72.07 Average: 0 22.10 0.00 1.73 8.79 0.13 67.25 Average: 1 14.50 0.00 1.22 2.26 0.12 81.90 Average: 2 15.91 0.00 2.11 9.16 0.15 72.67 Average: 3 19.51 0.00 1.93 11.91 0.16 66.49