---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9440 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 7.7G 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 467 5245 0 2263 7228 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:43:5a:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe43:5af9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9440) 03/21/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 149.81 66.71 83.10 4277.55 40787.35 17:01:01 89.56 30.29 59.27 1686.07 9515.55 17:02:01 71.05 9.13 61.92 565.11 11544.74 Average: 103.55 35.41 68.15 2178.95 20677.26 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 5961280 7389628 2206140 27.01 37240 1570792 729904 7.92 611636 1432272 87480 17:01:01 5606240 7309856 2561180 31.36 57688 1809820 797240 8.65 732232 1634532 101964 17:02:01 5443180 7468488 2724240 33.35 64172 2117968 614100 6.66 638104 1877700 94244 Average: 5670233 7389324 2497187 30.57 53033 1832860 713748 7.74 660657 1648168 94563 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 17:00:02 ens3 460.77 276.47 1534.33 70.12 0.00 0.00 0.00 0.00 17:01:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 90.88 82.77 475.36 19.02 0.00 0.00 0.00 0.00 17:02:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 353.01 358.21 3600.79 57.66 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 302.72 240.01 1877.87 49.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9440) 03/21/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 22.44 0.00 2.84 4.68 1.16 68.88 17:00:02 0 14.56 0.00 4.49 6.95 1.15 72.85 17:00:02 1 20.35 0.00 2.02 0.95 1.02 75.66 17:00:02 2 34.89 0.00 2.54 3.80 1.47 57.30 17:00:02 3 19.99 0.00 2.34 7.01 1.00 69.66 17:01:01 all 26.35 0.00 1.60 1.94 1.15 68.97 17:01:01 0 9.69 0.00 1.17 4.99 0.63 83.52 17:01:01 1 8.85 0.00 0.54 0.64 0.64 89.32 17:01:01 2 63.21 0.00 3.69 1.27 2.17 29.66 17:01:01 3 23.57 0.00 0.96 0.85 1.17 73.46 17:02:01 all 34.93 0.00 1.95 1.41 1.86 59.85 17:02:01 0 23.39 0.00 1.63 1.68 1.58 71.72 17:02:01 1 27.47 0.00 1.90 0.45 1.50 68.68 17:02:01 2 30.05 0.00 2.16 2.50 1.98 63.32 17:02:01 3 58.82 0.00 2.12 0.98 2.35 35.73 Average: all 27.92 0.00 2.13 2.68 1.39 65.88 Average: 0 15.92 0.00 2.44 4.54 1.12 75.98 Average: 1 18.95 0.00 1.49 0.68 1.06 77.82 Average: 2 42.64 0.00 2.79 2.53 1.87 50.17 Average: 3 34.19 0.00 1.81 2.96 1.51 59.54