---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1087 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.9G 11G 47% / 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 470 3884 0 3620 7207 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:c4:e4:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85986sec preferred_lft 85986sec inet6 fe80::f816:3eff:fec4:e4fc/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-1087) 10/24/26 _x86_64_ (4 CPU) 22:54:52 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 136.21 55.32 80.89 3625.53 33352.97 22:57:01 118.16 36.48 81.69 2248.03 40001.33 22:58:01 34.41 0.02 34.39 0.13 15643.53 22:59:01 39.43 10.38 29.05 731.08 3617.26 23:00:01 2.70 0.08 2.62 2.93 172.64 23:01:01 30.99 3.80 27.19 111.03 2719.09 Average: 60.32 17.68 42.64 1119.76 15917.44 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5833964 7387616 2333448 28.57 46764 1678388 725280 7.87 635684 1516668 215308 22:57:01 4531440 7242256 3635972 44.52 60048 2798212 835540 9.07 772616 2632732 139244 22:58:01 4189380 7230196 3978032 48.71 62308 3120312 835540 9.07 783324 2953480 1884 22:59:01 3270868 6439516 4896544 59.95 65284 3241024 1592968 17.28 1607468 3034188 3736 23:00:01 3251836 6420596 4915576 60.19 65356 3241104 1620676 17.59 1628780 3031844 36 23:01:01 3946808 7340924 4220604 51.68 70148 3452904 735324 7.98 799948 3161476 158264 Average: 4170716 7010184 3996696 48.93 61651 2921991 1057555 11.48 1037970 2721731 86412 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:56:01 ens3 365.81 200.90 1505.61 64.68 0.00 0.00 0.00 0.00 22:57:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 22:57:01 ens3 790.27 474.54 15482.57 51.02 0.00 0.00 0.00 0.00 22:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:58:01 ens3 284.34 213.13 5400.21 29.78 0.00 0.00 0.00 0.00 22:59:01 lo 3.70 3.70 1.56 1.56 0.00 0.00 0.00 0.00 22:59:01 ens3 212.38 242.59 1573.27 43.99 0.00 0.00 0.00 0.00 23:00:01 lo 12.86 12.86 3.48 3.48 0.00 0.00 0.00 0.00 23:00:01 ens3 3.25 2.85 0.68 0.82 0.00 0.00 0.00 0.00 23:01:01 lo 13.75 13.75 3.01 3.01 0.00 0.00 0.00 0.00 23:01:01 ens3 231.82 223.11 1086.53 53.74 0.00 0.00 0.00 0.00 Average: lo 5.50 5.50 1.38 1.38 0.00 0.00 0.00 0.00 Average: ens3 314.64 226.19 4174.73 40.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1087) 10/24/26 _x86_64_ (4 CPU) 22:54:52 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 22.74 0.00 1.87 4.78 1.19 69.43 22:56:01 0 13.17 0.00 1.18 1.21 1.34 83.10 22:56:01 1 33.52 0.00 2.75 13.24 1.12 49.37 22:56:01 2 30.26 0.00 2.27 2.90 1.33 63.25 22:56:01 3 14.09 0.00 1.27 1.79 0.97 81.88 22:57:01 all 20.69 0.00 1.64 3.17 0.06 74.44 22:57:01 0 33.05 0.00 1.94 3.88 0.08 61.05 22:57:01 1 13.69 0.00 1.32 6.25 0.05 78.69 22:57:01 2 26.50 0.00 2.42 1.40 0.07 69.61 22:57:01 3 9.46 0.00 0.87 1.13 0.05 88.49 22:58:01 all 5.31 0.00 0.43 0.76 0.03 93.47 22:58:01 0 3.64 0.00 0.15 1.25 0.02 94.95 22:58:01 1 7.51 0.00 0.43 0.83 0.03 91.19 22:58:01 2 3.13 0.00 0.34 0.13 0.03 96.37 22:58:01 3 6.94 0.00 0.78 0.78 0.05 91.44 22:59:01 all 27.32 0.00 1.01 0.40 0.07 71.20 22:59:01 0 27.92 0.00 0.55 0.30 0.07 71.16 22:59:01 1 26.97 0.00 1.02 0.74 0.07 71.21 22:59:01 2 25.60 0.00 0.86 0.20 0.07 73.28 22:59:01 3 28.80 0.00 1.62 0.38 0.07 69.13 23:00:01 all 3.03 0.00 0.31 0.02 0.02 96.62 23:00:01 0 3.67 0.00 0.33 0.00 0.03 95.96 23:00:01 1 2.97 0.00 0.32 0.08 0.02 96.61 23:00:01 2 2.42 0.00 0.40 0.00 0.02 97.17 23:00:01 3 3.07 0.00 0.18 0.00 0.02 96.73 23:01:01 all 16.99 0.00 1.06 0.25 0.05 81.64 23:01:01 0 10.81 0.00 0.75 0.03 0.03 88.37 23:01:01 1 15.58 0.00 0.72 0.68 0.05 82.97 23:01:01 2 14.22 0.00 0.92 0.25 0.05 84.56 23:01:01 3 27.37 0.00 1.87 0.05 0.07 70.64 Average: all 16.01 0.00 1.05 1.56 0.24 81.13 Average: 0 15.37 0.00 0.82 1.11 0.26 82.44 Average: 1 16.70 0.00 1.09 3.64 0.22 78.34 Average: 2 17.02 0.00 1.20 0.82 0.26 80.70 Average: 3 14.96 0.00 1.10 0.69 0.20 83.05