---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6730 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 8.7G 11G 45% / 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 461 4214 0 3300 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:a6:e6:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fea6:e667/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6730) 07/25/26 _x86_64_ (4 CPU) 22:37:53 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 139.79 55.07 84.72 3637.79 40480.20 22:40:01 56.41 0.17 56.25 21.86 9979.21 22:41:01 83.54 29.73 53.81 1637.86 36122.91 22:42:01 9.46 0.00 9.46 0.00 375.21 22:43:01 38.24 1.10 37.14 63.46 7801.77 22:44:01 30.84 1.72 29.13 129.31 5649.19 Average: 59.71 14.63 45.08 915.00 16734.11 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5996200 7421820 2171220 26.58 36860 1568840 700456 7.60 577420 1431744 86836 22:40:01 5683504 7395184 2483916 30.41 56956 1816780 705112 7.65 605548 1679840 145440 22:41:01 4593156 7289248 3574264 43.76 59700 2784452 781368 8.48 738312 2609332 1816 22:42:01 4581508 7284872 3585912 43.91 61616 2788880 789380 8.57 744156 2612876 1076 22:43:01 4099080 7132920 4068340 49.81 65980 3107372 916644 9.95 900612 2922656 101816 22:44:01 4320420 7392988 3847000 47.10 68772 3143288 685300 7.44 660444 2942032 10556 Average: 4878978 7319505 3288442 40.26 58314 2534935 763043 8.28 704415 2366413 57923 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:01 ens3 474.20 269.42 1444.70 67.06 0.00 0.00 0.00 0.00 22:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:40:01 ens3 44.79 38.65 393.51 4.43 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:41:01 ens3 582.69 348.61 15395.96 38.13 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 56.68 80.54 70.80 12.98 0.00 0.00 0.00 0.00 22:43:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 546.88 528.41 3726.91 62.95 0.00 0.00 0.00 0.00 22:44:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 22:44:01 ens3 70.10 63.41 410.93 15.42 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 295.88 221.50 3573.62 33.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6730) 07/25/26 _x86_64_ (4 CPU) 22:37:53 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 21.33 0.00 2.88 4.23 1.08 70.47 22:39:01 0 10.84 0.00 1.20 1.08 0.75 86.12 22:39:01 1 27.56 0.00 2.24 10.84 1.17 58.19 22:39:01 2 30.84 0.00 1.85 1.93 1.50 63.88 22:39:01 3 16.12 0.00 6.26 3.04 0.92 73.66 22:40:01 all 20.81 0.00 1.35 1.33 0.82 75.69 22:40:01 0 9.12 0.00 0.51 0.03 0.70 89.64 22:40:01 1 32.42 0.00 2.12 4.24 0.93 60.30 22:40:01 2 22.03 0.00 1.71 0.96 1.10 74.20 22:40:01 3 19.75 0.00 1.07 0.12 0.58 78.49 22:41:01 all 15.56 0.00 1.60 1.80 0.85 80.19 22:41:01 0 15.06 0.00 1.10 2.42 0.85 80.58 22:41:01 1 12.05 0.00 1.03 1.65 0.63 84.65 22:41:01 2 17.75 0.00 1.10 1.97 0.97 78.21 22:41:01 3 17.37 0.00 3.19 1.20 0.95 77.29 22:42:01 all 5.16 0.00 0.24 0.02 0.30 94.28 22:42:01 0 1.88 0.00 0.20 0.00 0.08 97.83 22:42:01 1 6.42 0.00 0.62 0.05 0.25 92.66 22:42:01 2 11.00 0.00 0.05 0.00 0.50 88.45 22:42:01 3 1.37 0.00 0.05 0.00 0.35 98.23 22:43:01 all 12.45 0.00 1.25 0.30 0.61 85.39 22:43:01 0 14.30 0.00 2.10 0.33 0.55 82.72 22:43:01 1 9.19 0.00 0.95 0.17 0.44 89.25 22:43:01 2 10.61 0.00 0.60 0.08 0.63 88.07 22:43:01 3 15.67 0.00 1.39 0.62 0.81 81.52 22:44:01 all 21.07 0.00 1.17 0.87 1.02 75.87 22:44:01 0 3.05 0.00 0.70 0.45 0.73 95.07 22:44:01 1 13.49 0.00 1.19 0.15 0.57 84.61 22:44:01 2 51.97 0.00 1.45 0.17 1.72 44.70 22:44:01 3 15.87 0.00 1.31 2.74 1.08 79.00 Average: all 16.07 0.00 1.41 1.43 0.78 80.31 Average: 0 9.04 0.00 0.97 0.72 0.61 88.66 Average: 1 16.86 0.00 1.36 2.85 0.67 78.26 Average: 2 24.03 0.00 1.13 0.85 1.07 72.92 Average: 3 14.36 0.00 2.21 1.29 0.78 81.36