---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7280 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 8.5G 11G 45% / 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 452 4353 0 3169 7227 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:e5:16:47 brd ff:ff:ff:ff:ff:ff inet 10.32.7.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fee5:1647/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7280) 08/01/26 _x86_64_ (4 CPU) 19:37:49 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 114.40 53.84 60.56 3543.41 5320.46 19:40:01 73.64 19.89 53.75 1322.09 9739.42 19:41:01 98.05 18.24 79.81 944.97 38807.46 19:42:01 39.35 2.05 37.30 116.36 4943.29 Average: 81.36 23.50 57.86 1481.58 14705.06 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 5987948 7433656 2179472 26.68 38592 1585980 685232 7.44 569960 1443276 103908 19:40:01 5677736 7440308 2489684 30.48 58256 1865300 816904 8.86 591192 1695860 156904 19:41:01 4008048 6816616 4159372 50.93 64172 2887888 1302144 14.13 1235984 2682268 8376 19:42:01 4456624 7395148 3710796 45.43 68924 3010260 683496 7.42 708264 2758776 26328 Average: 5032589 7271432 3134831 38.38 57486 2337357 871944 9.46 776350 2145045 73879 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:39:01 ens3 488.25 273.17 1471.45 67.31 0.00 0.00 0.00 0.00 19:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 19:40:01 ens3 72.08 52.58 522.67 13.84 0.00 0.00 0.00 0.00 19:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:41:01 ens3 803.35 610.34 16611.38 71.61 0.00 0.00 0.00 0.00 19:42:01 lo 1.58 1.58 0.20 0.20 0.00 0.00 0.00 0.00 19:42:01 ens3 173.29 193.14 869.15 41.40 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 384.27 282.34 4869.78 48.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7280) 08/01/26 _x86_64_ (4 CPU) 19:37:49 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 22.78 0.00 1.78 4.20 2.55 68.68 19:39:01 0 12.40 0.00 1.29 4.09 2.42 79.80 19:39:01 1 44.09 0.00 2.20 1.49 2.89 49.33 19:39:01 2 14.33 0.00 1.89 3.97 2.54 77.27 19:39:01 3 20.40 0.00 1.78 7.24 2.37 68.22 19:40:01 all 20.63 0.00 1.35 2.62 1.79 73.62 19:40:01 0 3.63 0.00 0.58 1.68 0.48 93.63 19:40:01 1 1.97 0.00 0.61 5.02 0.93 91.47 19:40:01 2 70.08 0.00 3.68 1.04 3.33 21.86 19:40:01 3 7.00 0.00 0.52 2.71 2.39 87.38 19:41:01 all 40.39 0.00 2.32 2.11 4.83 50.35 19:41:01 0 41.94 0.00 1.50 0.63 3.85 52.08 19:41:01 1 32.62 0.00 2.03 3.64 4.87 56.84 19:41:01 2 49.30 0.00 1.74 1.31 4.98 42.67 19:41:01 3 37.72 0.00 3.97 2.85 5.62 49.84 19:42:01 all 24.89 0.00 1.64 1.02 2.48 69.97 19:42:01 0 26.39 0.00 1.59 0.22 2.19 69.62 19:42:01 1 8.53 0.00 1.00 1.28 2.39 86.80 19:42:01 2 47.98 0.00 2.20 0.33 3.01 46.49 19:42:01 3 16.77 0.00 1.83 2.26 2.32 76.82 Average: all 27.19 0.00 1.78 2.49 2.92 65.63 Average: 0 21.11 0.00 1.24 1.66 2.24 73.75 Average: 1 21.82 0.00 1.46 2.86 2.77 71.08 Average: 2 45.36 0.00 2.37 1.67 3.47 47.13 Average: 3 20.47 0.00 2.02 3.76 3.18 70.57