---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-248 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 429 1325 0 2189 3248 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:f6:52:6e brd ff:ff:ff:ff:ff:ff inet 10.32.6.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fef6:526e/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-248) 07/12/25 _x86_64_ (4 CPU) 15:35:58 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 165.27 89.82 75.45 5041.61 39528.79 15:38:01 54.21 0.32 53.89 28.88 8473.68 15:39:01 76.69 12.35 64.34 243.43 10330.81 15:40:01 36.54 5.95 30.59 394.07 3806.43 15:41:01 25.46 0.75 24.71 86.25 3562.47 Average: 71.70 21.91 49.78 1162.88 13157.81 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 1972144 3349320 2066508 51.17 33220 1509464 625348 12.29 540144 1372372 55416 15:38:01 1757888 3347236 2280764 56.47 51532 1691640 619384 12.18 551788 1551792 94400 15:39:01 1354556 3135584 2684096 66.46 62200 1862200 769324 15.12 784264 1701740 6788 15:40:01 850780 2807840 3187872 78.93 65724 2029620 1008548 19.83 1166860 1811272 63764 15:41:01 1363796 3330920 2674856 66.23 68276 2037488 614220 12.07 655068 1811544 10852 Average: 1459833 3194180 2578819 63.85 56190 1826082 727365 14.30 739625 1649744 46244 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 15:37:02 ens3 283.19 169.93 1044.71 61.05 0.00 0.00 0.00 0.00 15:38:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 15:38:01 ens3 52.47 39.15 696.04 5.49 0.00 0.00 0.00 0.00 15:39:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 15:39:01 ens3 246.78 256.74 1767.17 45.59 0.00 0.00 0.00 0.00 15:40:01 lo 1.38 1.38 0.17 0.17 0.00 0.00 0.00 0.00 15:40:01 ens3 280.10 300.38 1611.04 60.29 0.00 0.00 0.00 0.00 15:41:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 15:41:01 ens3 14.76 14.65 12.42 7.42 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 175.88 156.56 1027.38 36.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-248) 07/12/25 _x86_64_ (4 CPU) 15:35:58 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 18.17 0.00 2.68 6.35 4.51 68.29 15:37:02 0 17.81 0.00 1.90 6.30 3.33 70.65 15:37:02 1 13.93 0.00 4.03 9.93 5.05 67.06 15:37:02 2 27.48 0.00 2.93 4.91 5.43 59.24 15:37:02 3 13.41 0.00 1.86 4.23 4.25 76.25 15:38:01 all 18.88 0.00 1.06 2.64 2.16 75.25 15:38:01 0 11.46 0.00 0.68 0.25 0.79 86.82 15:38:01 1 35.87 0.00 1.57 3.54 3.27 55.75 15:38:01 2 25.09 0.00 1.45 0.70 3.23 69.54 15:38:01 3 2.89 0.00 0.52 6.09 1.31 89.18 15:39:01 all 25.07 0.00 1.67 0.96 4.39 67.90 15:39:01 0 20.85 0.00 1.07 0.89 3.34 73.85 15:39:01 1 25.91 0.00 1.27 1.27 4.55 67.00 15:39:01 2 30.84 0.00 3.37 1.65 5.88 58.25 15:39:01 3 22.63 0.00 0.95 0.03 3.77 72.62 15:40:01 all 31.71 0.00 1.46 0.43 5.43 60.97 15:40:01 0 30.07 0.00 1.41 0.53 5.04 62.96 15:40:01 1 36.83 0.00 1.57 0.62 5.42 55.55 15:40:01 2 24.33 0.00 1.95 0.50 6.23 66.99 15:40:01 3 35.69 0.00 0.92 0.07 5.01 58.32 15:41:01 all 19.33 0.00 0.92 1.11 2.40 76.23 15:41:01 0 1.51 0.00 0.38 0.15 2.08 95.89 15:41:01 1 36.67 0.00 1.79 2.76 2.10 56.68 15:41:01 2 31.26 0.00 1.12 0.76 2.43 64.42 15:41:01 3 8.20 0.00 0.39 0.80 3.01 87.60 Average: all 22.65 0.00 1.56 2.30 3.79 69.69 Average: 0 16.36 0.00 1.09 1.63 2.93 77.99 Average: 1 29.78 0.00 2.05 3.64 4.09 60.45 Average: 2 27.80 0.00 2.17 1.71 4.65 63.66 Average: 3 16.61 0.00 0.93 2.23 3.48 76.75