---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3879 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 628 12314 0 3096 15080 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:dd:02:0b brd ff:ff:ff:ff:ff:ff inet 10.30.106.155/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fedd:20b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3879) 10/20/25 _x86_64_ (4 CPU) 07:49:45 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:02 378.34 54.61 323.73 3636.19 11823.90 07:52:01 153.47 45.62 107.85 2532.18 15085.71 07:53:01 28.85 3.20 25.65 85.19 4247.03 07:54:01 10.86 0.15 10.71 4.27 11318.89 07:55:01 18.11 2.38 15.73 259.38 7897.50 07:56:01 32.01 1.75 30.26 135.04 11521.55 Average: 103.46 17.87 85.59 1104.69 10302.44 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:02 13848064 15466012 2576904 15.69 67104 1749348 860812 4.93 760704 1595676 208464 07:52:01 12362264 14269928 4062704 24.73 77060 2017796 2144816 12.27 2036572 1779064 4376 07:53:01 11521984 13875052 4902984 29.85 80648 2450936 2146820 12.29 2463356 2174536 332620 07:54:01 10554600 12926300 5870368 35.74 81484 2467680 3220992 18.43 3412808 2190128 17648 07:55:01 12183324 14969720 4241644 25.82 83800 2872776 1291180 7.39 1523936 2440076 276088 07:56:01 12648392 15479664 3776576 22.99 87444 2910516 823832 4.71 1043084 2453016 27940 Average: 12186438 14497779 4238530 25.81 79590 2411509 1748075 10.00 1873410 2105416 144523 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:02 ens3 413.36 266.07 1928.43 76.50 0.00 0.00 0.00 0.00 07:51:02 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 07:52:01 ens3 374.34 297.90 2674.15 63.46 0.00 0.00 0.00 0.00 07:52:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 07:53:01 ens3 1275.57 768.56 1788.71 278.52 0.00 0.00 0.00 0.00 07:53:01 lo 23.60 23.60 5.33 5.33 0.00 0.00 0.00 0.00 07:54:01 ens3 189.30 110.56 46.61 37.87 0.00 0.00 0.00 0.00 07:54:01 lo 2.18 2.18 0.18 0.18 0.00 0.00 0.00 0.00 07:55:01 ens3 1527.52 803.85 2705.59 292.04 0.00 0.00 0.00 0.00 07:55:01 lo 11.26 11.26 1.96 1.96 0.00 0.00 0.00 0.00 07:56:01 ens3 775.94 447.71 377.06 202.08 0.00 0.00 0.00 0.00 07:56:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 760.42 449.53 1583.72 158.68 0.00 0.00 0.00 0.00 Average: lo 6.74 6.74 1.31 1.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3879) 10/20/25 _x86_64_ (4 CPU) 07:49:45 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:02 all 22.99 0.00 2.23 3.36 0.05 71.36 07:51:02 0 16.51 0.00 2.02 2.14 0.07 79.27 07:51:02 1 25.25 0.00 2.68 3.51 0.05 68.50 07:51:02 2 40.92 0.00 2.98 5.77 0.08 50.24 07:51:02 3 9.24 0.00 1.20 1.99 0.03 87.53 07:52:01 all 45.74 0.00 1.82 1.01 0.08 51.36 07:52:01 0 49.99 0.00 1.65 0.48 0.07 47.82 07:52:01 1 46.57 0.00 1.70 0.39 0.07 51.27 07:52:01 2 45.44 0.00 2.09 1.05 0.07 51.34 07:52:01 3 41.01 0.00 1.83 2.08 0.07 55.01 07:53:01 all 69.00 0.00 2.86 0.12 0.10 27.92 07:53:01 0 64.41 0.00 2.65 0.20 0.10 32.63 07:53:01 1 72.13 0.00 3.03 0.02 0.12 24.71 07:53:01 2 70.35 0.00 2.96 0.10 0.10 26.49 07:53:01 3 69.09 0.00 2.81 0.18 0.10 27.82 07:54:01 all 24.11 0.00 0.79 0.66 0.05 74.39 07:54:01 0 23.19 0.00 1.15 2.61 0.03 73.02 07:54:01 1 24.33 0.00 0.58 0.00 0.05 75.04 07:54:01 2 23.84 0.00 0.73 0.00 0.05 75.38 07:54:01 3 25.10 0.00 0.68 0.03 0.05 74.13 07:55:01 all 63.47 0.00 3.04 0.24 0.08 33.17 07:55:01 0 68.43 0.00 1.89 0.07 0.08 29.54 07:55:01 1 62.01 0.00 2.61 0.12 0.08 35.18 07:55:01 2 64.11 0.00 4.14 0.52 0.08 31.15 07:55:01 3 59.35 0.00 3.51 0.23 0.08 36.82 07:56:01 all 43.95 0.00 2.03 0.29 0.07 53.66 07:56:01 0 40.96 0.00 1.37 0.05 0.05 57.57 07:56:01 1 32.96 0.00 1.98 0.74 0.08 64.24 07:56:01 2 65.91 0.00 1.87 0.13 0.07 32.02 07:56:01 3 35.92 0.00 2.92 0.28 0.07 60.80 Average: all 44.85 0.00 2.13 0.95 0.07 52.00 Average: 0 43.90 0.00 1.79 0.92 0.07 53.32 Average: 1 43.84 0.00 2.10 0.80 0.08 53.19 Average: 2 51.73 0.00 2.46 1.26 0.08 44.47 Average: 3 39.95 0.00 2.16 0.80 0.07 57.02