---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-722 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 7.6G 12G 40% / 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 466 5299 0 2209 7228 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:35:6f:75 brd ff:ff:ff:ff:ff:ff inet 10.32.7.47/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe35:6f75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-722) 04/17/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 111.71 43.68 68.04 2771.94 6274.30 07:07:01 75.16 30.46 44.70 1689.84 8933.02 07:08:01 45.13 10.51 34.61 628.43 7606.07 07:09:01 25.24 0.83 24.40 46.38 5939.70 Average: 64.31 21.37 42.94 1284.06 7188.24 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5900864 7378676 2266556 27.75 40416 1614052 739392 8.02 634204 1462360 121200 07:07:01 5632140 7338500 2535280 31.04 58176 1811524 790224 8.57 681848 1655040 109048 07:08:01 5436116 7406132 2731304 33.44 64952 2061532 689224 7.48 740208 1779972 161188 07:09:01 5422996 7398496 2744424 33.60 66868 2065016 683100 7.41 755344 1777452 10596 Average: 5598029 7380451 2569391 31.46 57603 1888031 725485 7.87 702901 1668706 100508 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 425.23 227.95 1486.97 64.86 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 69.18 58.98 496.40 16.12 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 180.74 167.71 1785.55 392.10 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 40.65 40.96 27.08 304.83 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 178.93 123.89 948.91 194.48 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-722) 04/17/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.42 0.00 1.63 3.76 1.91 70.28 07:06:01 0 36.04 0.00 2.11 1.68 2.01 58.16 07:06:01 1 24.71 0.00 1.51 3.18 1.33 69.26 07:06:01 2 15.27 0.00 1.47 1.25 2.23 79.79 07:06:01 3 13.79 0.00 1.39 8.90 2.05 73.87 07:07:01 all 25.47 0.00 1.54 2.04 1.80 69.15 07:07:01 0 39.35 0.00 2.06 1.38 1.78 55.42 07:07:01 1 19.46 0.00 1.14 0.46 1.86 77.08 07:07:01 2 17.51 0.00 1.34 1.35 1.80 77.99 07:07:01 3 25.64 0.00 1.66 4.97 1.77 65.95 07:08:01 all 37.41 0.00 2.07 0.83 2.55 57.15 07:08:01 0 25.28 0.00 1.82 0.22 2.35 70.34 07:08:01 1 59.74 0.00 2.30 0.57 2.90 34.50 07:08:01 2 35.37 0.00 2.71 1.45 2.66 57.81 07:08:01 3 29.26 0.00 1.44 1.08 2.29 65.94 07:09:01 all 20.98 0.00 1.12 0.84 0.91 76.15 07:09:01 0 50.19 0.00 1.42 0.23 1.35 46.81 07:09:01 1 7.60 0.00 0.82 0.20 0.35 91.03 07:09:01 2 23.49 0.00 1.54 0.83 1.16 72.97 07:09:01 3 2.78 0.00 0.68 2.10 0.79 93.64 Average: all 26.57 0.00 1.59 1.87 1.79 68.18 Average: 0 37.72 0.00 1.85 0.88 1.87 57.68 Average: 1 27.87 0.00 1.44 1.10 1.61 67.98 Average: 2 22.89 0.00 1.76 1.22 1.96 72.17 Average: 3 17.86 0.00 1.29 4.26 1.73 74.85