---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1485 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 470 5253 0 2251 7222 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:31:e6:b6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe31:e6b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1485) 05/22/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 168.37 85.59 82.79 4951.04 40875.87 12:49:01 60.31 5.53 54.78 175.27 9873.78 12:50:01 102.82 33.23 69.59 2031.39 8648.56 12:51:01 33.09 3.52 29.57 134.76 5685.44 Average: 91.14 31.96 59.18 1822.98 16270.20 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6022636 7450340 2144776 26.26 37064 1570600 669112 7.26 548180 1432412 87772 12:49:01 5744444 7467560 2422968 29.67 57280 1827172 600420 6.51 533228 1686988 155400 12:50:01 5284640 7166764 2882772 35.30 65444 1972508 913896 9.92 911996 1757028 6428 12:51:01 5391760 7405448 2775652 33.98 68908 2098900 666248 7.23 738584 1820924 9200 Average: 5610870 7372528 2556542 31.30 57174 1867295 712419 7.73 682997 1674338 64700 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 369.91 214.08 1554.30 64.33 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 62.75 43.49 547.42 10.35 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 281.57 334.86 1338.52 58.76 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 103.68 120.23 276.88 613.38 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 204.47 178.16 929.24 186.71 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 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-1485) 05/22/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.66 0.00 2.58 5.88 2.98 67.90 12:48:01 0 10.56 0.00 1.65 8.78 2.20 76.81 12:48:01 1 10.01 0.00 1.60 7.94 2.66 77.78 12:48:01 2 32.96 0.00 4.57 3.12 3.86 55.49 12:48:01 3 28.99 0.00 2.49 3.70 3.19 61.64 12:49:01 all 20.36 0.00 1.28 2.24 1.83 74.29 12:49:01 0 12.90 0.00 0.48 0.35 1.06 85.20 12:49:01 1 2.93 0.00 0.68 7.27 1.73 87.39 12:49:01 2 50.06 0.00 2.85 0.51 3.02 43.56 12:49:01 3 15.48 0.00 1.11 0.83 1.51 81.08 12:50:01 all 40.52 0.00 2.61 2.01 7.38 47.49 12:50:01 0 41.36 0.00 2.11 1.83 7.05 47.64 12:50:01 1 41.64 0.00 3.68 2.95 8.21 43.52 12:50:01 2 46.21 0.00 1.96 0.57 6.88 44.38 12:50:01 3 32.91 0.00 2.67 2.64 7.40 54.37 12:51:01 all 21.01 0.00 1.11 1.23 1.90 74.75 12:51:01 0 31.37 0.00 1.33 1.84 1.91 63.54 12:51:01 1 28.46 0.00 1.06 0.54 2.39 67.55 12:51:01 2 16.48 0.00 1.01 0.12 1.72 80.67 12:51:01 3 7.70 0.00 1.09 2.45 1.57 87.18 Average: all 25.69 0.00 1.90 2.84 3.54 66.03 Average: 0 24.12 0.00 1.39 3.19 3.07 68.23 Average: 1 20.83 0.00 1.76 4.67 3.76 68.98 Average: 2 36.48 0.00 2.60 1.08 3.88 55.96 Average: 3 21.34 0.00 1.85 2.41 3.44 70.97