---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7308 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 7.8G 12G 41% / 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 458 5197 0 2320 7234 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:d8:85:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.123/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86002sec preferred_lft 86002sec inet6 fe80::f816:3eff:fed8:85f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7308) 10/25/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:02 tps rtps wtps bread/s bwrtn/s 02:58:01 180.43 99.80 80.63 5273.41 40734.94 02:59:01 56.41 1.35 55.06 54.79 9328.98 03:00:01 45.14 11.20 33.94 215.16 7171.07 03:01:01 8.37 0.00 8.37 0.00 305.15 03:02:01 44.23 0.43 43.79 14.66 8710.95 03:03:01 25.91 0.67 25.24 77.57 4732.16 Average: 59.74 18.68 41.06 927.17 11749.85 02:57:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 6047764 7430728 2119648 25.95 35836 1528028 686116 7.44 569388 1389988 69204 02:59:01 5863156 7499000 2304256 28.21 55760 1745096 601376 6.53 505736 1606136 124176 03:00:01 5510880 7228180 2656532 32.53 58660 1821520 904652 9.82 794392 1665364 1384 03:01:01 5494712 7218996 2672700 32.72 60516 1825740 912672 9.90 805240 1668820 2192 03:02:01 5361564 7434148 2805848 34.35 65276 2161964 654136 7.10 605564 1987144 109728 03:03:01 5298548 7391512 2868864 35.13 67564 2179648 701280 7.61 655124 1998196 19940 Average: 5596104 7367094 2571308 31.48 57269 1876999 743372 8.07 655907 1719275 54437 02:57:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 287.73 175.61 1202.43 63.01 0.00 0.00 0.00 0.00 02:58:01 lo 2.12 2.12 0.19 0.19 0.00 0.00 0.00 0.00 02:59:01 ens3 40.64 31.36 555.37 4.88 0.00 0.00 0.00 0.00 02:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 118.51 104.78 1154.96 20.71 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 56.11 80.25 58.53 12.59 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 600.03 481.69 4043.97 66.52 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 9.85 11.26 8.05 5.46 0.00 0.00 0.00 0.00 03:03:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 185.19 147.41 1170.43 28.77 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7308) 10/25/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:02 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.35 0.00 2.91 6.53 2.17 67.04 02:58:01 0 24.53 0.00 2.22 8.03 1.88 63.33 02:58:01 1 15.22 0.00 2.25 7.75 1.70 73.08 02:58:01 2 35.04 0.00 5.34 7.16 2.66 49.81 02:58:01 3 10.66 0.00 1.81 3.22 2.45 81.87 02:59:01 all 19.98 0.00 1.24 2.34 1.30 75.14 02:59:01 0 10.29 0.00 0.62 0.20 0.45 88.45 02:59:01 1 20.67 0.00 0.78 0.28 1.67 76.60 02:59:01 2 21.74 0.00 1.51 7.59 1.34 67.82 02:59:01 3 27.19 0.00 2.04 1.29 1.73 67.75 03:00:01 all 15.30 0.00 0.95 0.87 2.42 80.45 03:00:01 0 19.08 0.00 1.13 0.60 2.57 76.63 03:00:01 1 17.27 0.00 0.96 2.22 2.32 77.23 03:00:01 2 15.03 0.00 1.03 0.20 2.53 81.21 03:00:01 3 9.81 0.00 0.71 0.50 2.30 86.67 03:01:01 all 4.66 0.00 0.46 0.04 1.54 93.31 03:01:01 0 3.56 0.00 0.31 0.00 1.36 94.76 03:01:01 1 0.18 0.00 0.03 0.02 0.23 99.53 03:01:01 2 8.71 0.00 0.43 0.13 1.95 88.78 03:01:01 3 6.13 0.00 1.07 0.00 2.57 90.23 03:02:01 all 18.46 0.00 2.13 0.47 4.31 74.64 03:02:01 0 18.45 0.00 1.63 0.21 3.77 75.94 03:02:01 1 17.52 0.00 2.48 1.39 4.65 73.97 03:02:01 2 15.89 0.00 2.07 0.23 4.02 77.79 03:02:01 3 21.99 0.00 2.33 0.03 4.80 70.85 03:03:01 all 19.89 0.00 0.94 1.34 2.01 75.82 03:03:01 0 10.77 0.00 0.82 0.07 2.18 86.16 03:03:01 1 34.36 0.00 1.29 4.80 3.13 56.42 03:03:01 2 3.21 0.00 0.23 0.05 1.00 95.51 03:03:01 3 31.09 0.00 1.36 0.41 1.72 65.41 Average: all 16.59 0.00 1.43 1.91 2.30 77.76 Average: 0 14.42 0.00 1.12 1.49 2.04 80.93 Average: 1 17.59 0.00 1.30 2.72 2.30 76.09 Average: 2 16.55 0.00 1.76 2.54 2.25 76.90 Average: 3 17.81 0.00 1.55 0.90 2.60 77.13