---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6816 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 7.5G 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 480 5406 0 2089 7217 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:d3:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.228/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe35:d390/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6816) 02/16/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 140.52 55.18 85.34 3642.52 40627.14 19:15:01 70.68 13.05 57.63 315.47 9945.16 19:16:01 61.96 6.80 55.16 417.80 6829.40 19:17:01 23.60 0.37 23.23 33.86 4360.07 Average: 74.21 18.87 55.33 1105.81 15464.48 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5965084 7388948 2202328 26.96 37308 1566452 719904 7.81 610792 1425100 86248 19:15:01 5608772 7266804 2558640 31.33 57316 1764704 885748 9.61 755420 1605804 101228 19:16:01 5608816 7458904 2558596 31.33 62848 1946352 616680 6.69 638320 1711388 113068 19:17:01 5587092 7441076 2580320 31.59 64992 1947896 637292 6.92 663944 1707744 9776 Average: 5692441 7388933 2474971 30.30 55616 1806351 714906 7.76 667119 1612509 77580 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 448.88 240.40 1460.90 66.67 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 75.63 60.82 444.45 16.66 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 313.23 311.68 1248.65 575.20 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 14.31 13.75 10.77 6.77 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 213.60 157.07 792.67 166.95 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 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-6816) 02/16/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.09 0.00 3.02 4.12 0.98 69.79 19:14:02 0 27.38 0.00 3.63 6.35 1.15 61.49 19:14:02 1 24.23 0.00 2.10 3.19 1.02 69.46 19:14:02 2 17.42 0.00 1.97 3.41 0.95 76.25 19:14:02 3 19.31 0.00 4.39 3.54 0.84 71.92 19:15:01 all 25.68 0.00 1.68 1.59 1.59 69.46 19:15:01 0 29.35 0.00 1.73 0.96 1.64 66.32 19:15:01 1 49.50 0.00 2.84 0.79 1.98 44.89 19:15:01 2 11.65 0.00 1.34 4.30 1.08 81.63 19:15:01 3 12.26 0.00 0.79 0.30 1.62 85.03 19:16:01 all 35.83 0.00 1.88 1.20 2.93 58.17 19:16:01 0 25.86 0.00 1.44 0.76 3.13 68.81 19:16:01 1 52.56 0.00 2.08 1.02 3.15 41.20 19:16:01 2 30.11 0.00 2.15 2.53 2.88 62.32 19:16:01 3 34.87 0.00 1.86 0.48 2.55 60.24 19:17:01 all 20.67 0.00 1.10 0.67 0.94 76.61 19:17:01 0 11.10 0.00 1.09 0.07 0.81 86.93 19:17:01 1 24.70 0.00 1.07 0.15 0.73 73.35 19:17:01 2 28.37 0.00 1.40 2.38 1.08 66.77 19:17:01 3 18.59 0.00 0.84 0.12 1.18 79.28 Average: all 26.08 0.00 1.92 1.89 1.61 68.49 Average: 0 23.38 0.00 1.97 2.03 1.69 70.93 Average: 1 37.72 0.00 2.02 1.29 1.72 57.26 Average: 2 21.94 0.00 1.72 3.15 1.50 71.68 Average: 3 21.30 0.00 1.97 1.11 1.55 74.07