---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9491 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 7.6G 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 480 5319 0 2175 7215 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:33:7d:34 brd ff:ff:ff:ff:ff:ff inet 10.32.6.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe33:7d34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9491) 03/22/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 116.26 54.11 62.16 3549.81 5624.40 07:07:01 86.60 30.21 56.39 1703.98 9597.60 07:08:01 68.51 8.73 59.78 508.90 7362.88 07:09:01 26.97 3.47 23.51 131.96 4940.09 Average: 74.59 24.13 50.46 1473.56 6881.18 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5938460 7375744 2228952 27.29 38472 1578220 751072 8.15 628276 1436804 89820 07:07:01 5587824 7291388 2579588 31.58 57948 1809668 829440 9.00 730904 1653984 101648 07:08:01 5436288 7368032 2731124 33.44 65316 2024292 726584 7.88 771064 1753312 118544 07:09:01 5472112 7411868 2695300 33.00 67636 2029460 688456 7.47 734976 1751968 9300 Average: 5608671 7361758 2558741 31.33 57343 1860410 748888 8.13 716305 1649017 79828 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 432.73 243.03 1473.79 66.07 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 86.62 85.40 500.43 19.98 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 277.37 323.63 1490.28 53.89 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 57.88 63.78 29.00 606.18 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 213.65 178.96 873.37 186.54 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-9491) 03/22/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.17 0.00 1.95 3.67 1.43 69.78 07:06:01 0 17.97 0.00 1.76 1.21 1.06 77.99 07:06:01 1 24.98 0.00 1.89 1.97 1.43 69.73 07:06:01 2 11.51 0.00 1.76 6.83 1.69 78.21 07:06:01 3 38.29 0.00 2.40 4.67 1.54 53.10 07:07:01 all 25.15 0.00 1.72 2.34 1.32 69.47 07:07:01 0 19.19 0.00 0.98 1.20 0.98 77.64 07:07:01 1 58.06 0.00 3.42 1.55 2.05 34.92 07:07:01 2 11.06 0.00 1.38 1.73 1.28 84.55 07:07:01 3 12.34 0.00 1.10 4.90 0.97 80.69 07:08:01 all 40.00 0.00 2.27 1.02 2.78 53.92 07:08:01 0 33.59 0.00 1.46 0.35 2.45 62.15 07:08:01 1 50.57 0.00 2.36 1.05 2.74 43.28 07:08:01 2 38.10 0.00 3.26 1.35 3.16 54.14 07:08:01 3 37.71 0.00 2.02 1.34 2.79 56.13 07:09:01 all 20.93 0.00 1.09 0.97 0.94 76.07 07:09:01 0 32.27 0.00 1.25 0.15 0.95 65.38 07:09:01 1 12.10 0.00 1.05 0.45 0.35 86.05 07:09:01 2 9.19 0.00 0.70 0.96 1.10 88.05 07:09:01 3 30.22 0.00 1.36 2.31 1.33 64.78 Average: all 27.32 0.00 1.76 2.00 1.62 67.31 Average: 0 25.76 0.00 1.36 0.73 1.36 70.78 Average: 1 36.42 0.00 2.18 1.26 1.64 58.50 Average: 2 17.46 0.00 1.77 2.72 1.81 76.24 Average: 3 29.65 0.00 1.72 3.30 1.66 63.67