---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1545 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 412 1440 0 2091 3269 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:6a:31:c0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe6a:31c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1545) 07/28/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 165.26 82.57 82.69 4902.92 40242.91 19:15:01 54.87 0.88 53.99 44.39 8998.90 19:16:01 75.62 17.76 57.86 650.82 8215.43 19:17:01 20.69 0.88 19.81 57.05 4278.57 Average: 79.11 25.52 53.58 1413.74 15433.49 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1953368 3364780 2085276 51.63 36376 1539072 619056 12.17 530268 1399668 72708 19:15:01 1792220 3448624 2246424 55.62 55956 1748568 518008 10.18 449912 1608788 122392 19:16:01 1453208 3318564 2585436 64.02 62636 1946120 630948 12.40 676460 1712796 101948 19:17:01 1508148 3379392 2530496 62.66 64388 1949760 562508 11.06 622828 1710764 10180 Average: 1676736 3377840 2361908 58.48 54839 1795880 582630 11.45 569867 1608004 76807 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 393.93 242.59 1251.71 68.91 0.00 0.00 0.00 0.00 19:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 39.63 30.16 525.09 5.01 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 309.43 289.90 1407.26 58.64 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 53.03 58.48 27.80 527.17 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 199.00 155.28 802.93 164.95 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1545) 07/28/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.01 0.00 2.76 5.06 1.75 68.42 19:14:01 0 13.25 0.00 2.54 6.61 1.13 76.47 19:14:01 1 17.23 0.00 1.33 2.80 1.89 76.76 19:14:01 2 31.58 0.00 2.97 3.91 2.19 59.35 19:14:01 3 25.94 0.00 4.22 6.96 1.81 61.07 19:15:01 all 20.38 0.00 1.31 1.89 1.67 74.76 19:15:01 0 3.10 0.00 0.25 0.00 0.23 96.42 19:15:01 1 16.38 0.00 0.64 0.26 1.86 80.84 19:15:01 2 38.63 0.00 2.70 0.81 1.94 55.92 19:15:01 3 23.33 0.00 1.67 6.41 2.59 65.99 19:16:01 all 40.38 0.00 2.06 1.24 3.97 52.36 19:16:01 0 39.75 0.00 2.38 1.39 4.07 52.41 19:16:01 1 38.39 0.00 1.34 0.43 3.77 56.07 19:16:01 2 50.42 0.00 2.23 1.24 4.22 41.88 19:16:01 3 32.97 0.00 2.27 1.90 3.81 59.05 19:17:01 all 20.48 0.00 1.11 0.90 1.72 75.80 19:17:01 0 19.54 0.00 0.71 0.49 2.01 77.24 19:17:01 1 25.51 0.00 1.66 0.12 1.40 71.32 19:17:01 2 3.81 0.00 0.58 0.26 1.50 93.85 19:17:01 3 33.16 0.00 1.54 2.71 1.92 60.67 Average: all 25.82 0.00 1.81 2.27 2.27 67.83 Average: 0 18.94 0.00 1.47 2.12 1.86 75.60 Average: 1 24.38 0.00 1.24 0.90 2.23 71.25 Average: 2 31.08 0.00 2.12 1.56 2.46 62.79 Average: 3 28.85 0.00 2.42 4.50 2.53 61.70