---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6290 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 8.9G 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 565 12684 0 2789 15148 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:aa:70:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:feaa:70b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6290) 10/25/25 _x86_64_ (4 CPU) 11:51:26 LINUX RESTART (4 CPU) 11:52:02 tps rtps wtps bread/s bwrtn/s 11:53:01 108.88 9.12 99.76 213.52 35322.28 11:54:01 111.80 9.67 102.13 184.50 18720.61 11:55:01 52.36 3.03 49.33 314.75 20539.51 11:56:01 59.97 28.33 31.64 2008.60 20253.56 11:57:01 27.12 2.63 24.49 134.73 3313.54 Average: 71.90 10.56 61.34 572.39 19576.34 11:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:53:01 13961612 15617148 2463356 15.00 68212 1782240 730280 4.18 602168 1636352 201516 11:54:01 13472372 15220560 2952596 17.98 76220 1861216 1105200 6.32 1019720 1695448 12760 11:55:01 12945016 14873840 3479952 21.19 80572 2031828 1228880 7.03 1408624 1820592 17700 11:56:01 12096512 14610352 4328456 26.35 83432 2602932 1546692 8.85 1801672 2256124 37012 11:57:01 13002200 15521908 3422768 20.84 86572 2606528 786796 4.50 931588 2224984 11600 Average: 13095542 15168762 3329426 20.27 79002 2176949 1079570 6.18 1152754 1926700 56118 11:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:53:01 lo 1.29 1.29 0.16 0.16 0.00 0.00 0.00 0.00 11:53:01 ens3 89.58 61.45 1301.79 12.90 0.00 0.00 0.00 0.00 11:54:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:54:01 ens3 151.56 141.44 1073.37 35.06 0.00 0.00 0.00 0.00 11:55:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:55:01 ens3 616.21 493.72 2513.24 153.93 0.00 0.00 0.00 0.00 11:56:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 11:56:01 ens3 586.29 502.48 3118.61 82.39 0.00 0.00 0.00 0.00 11:57:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 11:57:01 ens3 134.38 106.40 238.79 84.73 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 316.35 261.75 1650.23 74.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6290) 10/25/25 _x86_64_ (4 CPU) 11:51:26 LINUX RESTART (4 CPU) 11:52:02 CPU %user %nice %system %iowait %steal %idle 11:53:01 all 18.05 0.00 1.18 9.81 0.06 70.90 11:53:01 0 31.55 0.00 2.21 8.67 0.08 57.49 11:53:01 1 15.96 0.00 0.87 0.63 0.03 82.51 11:53:01 2 2.25 0.00 0.44 22.18 0.05 75.08 11:53:01 3 22.42 0.00 1.19 7.78 0.07 68.54 11:54:01 all 13.58 0.00 0.88 37.87 0.06 47.60 11:54:01 0 15.46 0.00 0.65 14.99 0.07 68.84 11:54:01 1 12.03 0.00 0.49 15.55 0.05 71.87 11:54:01 2 14.07 0.00 0.92 59.00 0.07 25.95 11:54:01 3 12.77 0.00 1.47 61.86 0.07 23.83 11:55:01 all 44.93 0.00 1.72 20.97 0.10 32.29 11:55:01 0 56.65 0.00 1.27 13.97 0.08 28.02 11:55:01 1 45.88 0.00 1.90 32.38 0.10 19.74 11:55:01 2 46.68 0.00 1.79 13.07 0.10 38.35 11:55:01 3 30.50 0.00 1.91 24.49 0.08 43.01 11:56:01 all 43.35 0.00 1.42 11.89 0.13 43.21 11:56:01 0 42.63 0.00 0.99 11.33 0.10 44.95 11:56:01 1 43.92 0.00 1.34 9.78 0.12 44.84 11:56:01 2 41.77 0.00 1.32 7.95 0.15 48.81 11:56:01 3 45.10 0.00 2.06 18.50 0.13 34.21 11:57:01 all 16.08 0.00 1.18 6.94 0.05 75.74 11:57:01 0 12.75 0.00 1.08 12.76 0.05 73.35 11:57:01 1 8.06 0.00 0.83 0.20 0.03 90.87 11:57:01 2 20.77 0.00 1.54 2.56 0.07 75.07 11:57:01 3 22.76 0.00 1.23 12.25 0.05 63.70 Average: all 27.21 0.00 1.28 17.52 0.08 53.91 Average: 0 31.78 0.00 1.24 12.35 0.08 54.55 Average: 1 25.17 0.00 1.09 11.72 0.07 61.95 Average: 2 25.19 0.00 1.20 20.95 0.09 52.57 Average: 3 26.71 0.00 1.57 25.04 0.08 46.60