---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1344 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 7.7G 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 459 5163 0 2353 7233 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:4b:e8:ee brd ff:ff:ff:ff:ff:ff inet 10.32.7.192/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fe4b:e8ee/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-1344) 04/25/26 _x86_64_ (4 CPU) 05:15:04 LINUX RESTART (4 CPU) 05:16:02 tps rtps wtps bread/s bwrtn/s 05:17:01 63.16 5.71 57.45 179.36 9889.31 05:18:01 60.05 29.81 30.24 2075.71 7697.57 05:19:01 13.93 5.48 8.45 198.10 3525.15 05:20:01 28.46 1.23 27.23 98.65 7815.23 Average: 41.31 10.58 30.73 639.93 7220.72 05:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5818532 7471280 2348888 28.76 55596 1761944 810312 8.79 532016 1621924 127560 05:18:01 5055444 6958948 3111976 38.10 62452 1998900 1259336 13.66 1097204 1804132 95244 05:19:01 4627140 6716568 3540280 43.35 65488 2177256 1315180 14.27 1405176 1913384 172300 05:20:01 5276496 7396448 2890924 35.40 68768 2204096 690504 7.49 747852 1922512 14480 Average: 5194403 7135811 2973017 36.40 63076 2035549 1018833 11.06 945562 1815488 102396 05:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 ens3 73.73 58.26 825.40 10.47 0.00 0.00 0.00 0.00 05:17:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 05:18:01 ens3 222.44 203.07 2789.41 27.90 0.00 0.00 0.00 0.00 05:18:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 90.23 84.94 1025.38 12.15 0.00 0.00 0.00 0.00 05:19:01 lo 121.98 121.98 36.50 36.50 0.00 0.00 0.00 0.00 05:20:01 ens3 37.99 34.63 233.73 10.77 0.00 0.00 0.00 0.00 05:20:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 106.24 95.38 1220.19 15.34 0.00 0.00 0.00 0.00 Average: lo 31.27 31.27 9.22 9.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1344) 04/25/26 _x86_64_ (4 CPU) 05:15:04 LINUX RESTART (4 CPU) 05:16:02 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 20.68 0.00 1.31 1.84 1.27 74.90 05:17:01 0 1.33 0.00 0.42 2.91 1.20 94.14 05:17:01 1 27.75 0.00 1.32 3.14 1.18 66.61 05:17:01 2 38.88 0.00 2.62 0.29 1.93 56.28 05:17:01 3 14.85 0.00 0.88 1.00 0.79 82.48 05:18:01 all 23.91 0.00 1.40 1.33 2.93 70.43 05:18:01 0 17.11 0.00 0.97 0.71 2.49 78.72 05:18:01 1 21.18 0.00 1.49 0.61 2.90 73.82 05:18:01 2 24.77 0.00 1.69 0.51 3.14 69.88 05:18:01 3 32.64 0.00 1.45 3.51 3.21 59.20 05:19:01 all 44.11 0.00 1.74 0.26 4.87 49.02 05:19:01 0 42.46 0.00 1.77 0.72 4.68 50.37 05:19:01 1 44.72 0.00 1.50 0.08 4.79 48.90 05:19:01 2 44.12 0.00 2.31 0.20 5.24 48.14 05:19:01 3 45.15 0.00 1.37 0.05 4.74 48.69 05:20:01 all 22.40 0.00 1.11 0.87 1.18 74.43 05:20:01 0 26.59 0.00 1.71 0.28 1.34 70.07 05:20:01 1 34.34 0.00 1.15 1.13 1.59 61.79 05:20:01 2 23.94 0.00 1.01 1.93 1.23 71.88 05:20:01 3 4.69 0.00 0.57 0.15 0.55 94.05 Average: all 27.85 0.00 1.39 1.07 2.58 67.11 Average: 0 22.01 0.00 1.22 1.15 2.44 73.18 Average: 1 32.03 0.00 1.36 1.23 2.63 62.75 Average: 2 32.94 0.00 1.91 0.73 2.90 61.53 Average: 3 24.44 0.00 1.07 1.17 2.34 70.98