---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18152 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 680K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 613 13108 0 2317 15107 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:94:a4:94 brd ff:ff:ff:ff:ff:ff inet 10.30.106.128/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe94:a494/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18152) 12/06/25 _x86_64_ (4 CPU) 06:55:24 LINUX RESTART (4 CPU) 06:56:02 tps rtps wtps bread/s bwrtn/s 06:57:01 177.18 20.16 157.01 665.94 51749.10 06:58:01 90.48 2.85 87.64 158.64 17317.11 06:59:01 195.80 31.01 164.79 1967.01 8093.58 Average: 154.36 18.00 136.37 931.99 25576.01 06:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:01 13300064 15109368 3124904 19.03 77620 1919108 1282260 7.34 1142256 1738340 176384 06:58:01 13156364 15125504 3268604 19.90 87452 2058152 1227252 7.02 1165656 1837532 47744 06:59:01 13430052 15472832 2994916 18.23 89904 2134232 831536 4.76 873912 1868672 27572 Average: 13295493 15235901 3129475 19.05 84992 2037164 1113683 6.37 1060608 1814848 83900 06:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:57:01 ens3 197.37 161.78 2067.49 34.68 0.00 0.00 0.00 0.00 06:57:01 lo 2.85 2.85 0.36 0.36 0.00 0.00 0.00 0.00 06:58:01 ens3 23.30 20.41 213.16 4.26 0.00 0.00 0.00 0.00 06:58:01 lo 3.47 3.47 0.52 0.52 0.00 0.00 0.00 0.00 06:59:01 ens3 434.43 281.40 2423.51 73.63 0.00 0.00 0.00 0.00 06:59:01 lo 1.17 1.17 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 218.48 154.49 1565.29 37.54 0.00 0.00 0.00 0.00 Average: lo 2.49 2.49 0.34 0.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18152) 12/06/25 _x86_64_ (4 CPU) 06:55:24 LINUX RESTART (4 CPU) 06:56:02 CPU %user %nice %system %iowait %steal %idle 06:57:01 all 28.84 0.00 1.98 3.04 0.08 66.05 06:57:01 0 41.34 0.00 2.97 7.87 0.10 47.71 06:57:01 1 24.38 0.00 1.90 2.38 0.07 71.28 06:57:01 2 17.76 0.00 1.41 1.07 0.09 79.67 06:57:01 3 31.89 0.00 1.65 0.85 0.08 65.53 06:58:01 all 20.61 0.00 1.25 0.86 0.06 77.22 06:58:01 0 7.32 0.00 0.75 0.12 0.02 91.80 06:58:01 1 51.17 0.00 2.09 2.14 0.08 44.53 06:58:01 2 18.60 0.00 1.68 1.18 0.05 78.49 06:58:01 3 5.59 0.00 0.51 0.03 0.08 93.78 06:59:01 all 34.85 0.00 2.25 1.05 0.08 61.77 06:59:01 0 32.27 0.00 2.13 1.06 0.10 64.44 06:59:01 1 44.09 0.00 3.02 1.85 0.08 50.94 06:59:01 2 38.07 0.00 2.09 0.94 0.08 58.83 06:59:01 3 24.99 0.00 1.76 0.37 0.07 72.81 Average: all 28.08 0.00 1.83 1.64 0.07 68.37 Average: 0 26.87 0.00 1.94 2.99 0.07 68.13 Average: 1 39.97 0.00 2.34 2.12 0.08 55.50 Average: 2 24.85 0.00 1.73 1.06 0.07 72.29 Average: 3 20.69 0.00 1.30 0.41 0.08 77.52