---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1770 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: 2799.998 BogoMIPS: 5599.99 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 7.8G 12G 41% / 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 5154 0 2351 7221 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:44:b4:0d brd ff:ff:ff:ff:ff:ff inet 10.32.7.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe44:b40d/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-1770) 08/23/25 _x86_64_ (4 CPU) 11:16:59 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 179.52 110.50 69.02 5438.29 39416.25 11:19:01 61.81 0.22 61.59 27.11 9822.98 11:20:01 65.72 31.02 34.70 1657.07 6791.73 11:21:01 10.63 0.00 10.63 0.00 410.13 11:22:01 42.86 2.15 40.71 115.18 8692.02 11:23:01 29.25 0.67 28.58 76.39 4892.65 Average: 64.97 24.16 40.81 1222.25 11675.88 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 6084388 7447764 2083032 25.50 33800 1510888 669180 7.26 547744 1373580 60552 11:19:01 5794340 7396968 2373080 29.06 53588 1716972 718568 7.80 613084 1571432 98980 11:20:01 5561788 7304144 2605632 31.90 58764 1845712 801688 8.70 713804 1691948 1744 11:21:01 5542048 7291808 2625372 32.14 60772 1850348 810192 8.79 729548 1695576 956 11:22:01 5318224 7422276 2849196 34.88 65448 2192472 652100 7.08 634356 1999900 112252 11:23:01 5309612 7423736 2857808 34.99 67716 2199992 659236 7.15 640240 2002100 10684 Average: 5601733 7381116 2565687 31.41 56681 1886064 718494 7.80 646463 1722423 47528 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 414.61 244.78 1043.09 65.90 0.00 0.00 0.00 0.00 11:18:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 11:19:01 ens3 54.39 44.44 700.13 5.77 0.00 0.00 0.00 0.00 11:19:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 11:20:01 ens3 124.15 114.58 926.07 30.38 0.00 0.00 0.00 0.00 11:20:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 11:21:01 ens3 59.18 84.34 66.04 13.65 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 649.09 588.85 4102.39 77.50 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 12.16 12.83 9.54 6.30 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 219.38 182.01 1142.40 33.33 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1770) 08/23/25 _x86_64_ (4 CPU) 11:16:59 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 19.88 0.00 2.90 7.76 1.56 67.90 11:18:02 0 13.63 0.00 1.79 6.82 1.71 76.05 11:18:02 1 21.75 0.00 5.42 6.92 1.52 64.39 11:18:02 2 24.28 0.00 2.63 14.95 1.83 56.31 11:18:02 3 19.85 0.00 1.79 2.35 1.17 74.84 11:19:01 all 20.39 0.00 1.18 1.66 1.13 75.64 11:19:01 0 1.01 0.00 0.15 0.05 1.09 97.70 11:19:01 1 55.73 0.00 2.34 0.53 1.81 39.59 11:19:01 2 14.39 0.00 1.57 6.01 1.12 76.90 11:19:01 3 10.67 0.00 0.64 0.07 0.51 88.11 11:20:01 all 17.03 0.00 0.96 1.31 1.16 79.54 11:20:01 0 9.97 0.00 0.60 1.43 1.15 86.86 11:20:01 1 16.61 0.00 0.43 1.10 1.03 80.83 11:20:01 2 26.84 0.00 1.18 1.40 1.57 69.01 11:20:01 3 14.71 0.00 1.62 1.33 0.91 81.43 11:21:01 all 4.61 0.00 0.32 0.03 0.25 94.78 11:21:01 0 1.17 0.00 0.07 0.03 0.22 98.51 11:21:01 1 8.46 0.00 0.07 0.00 0.40 91.07 11:21:01 2 2.72 0.00 0.33 0.10 0.30 96.54 11:21:01 3 6.08 0.00 0.80 0.00 0.08 93.04 11:22:01 all 17.32 0.00 1.69 0.37 1.06 79.56 11:22:01 0 16.10 0.00 1.89 0.48 0.75 80.77 11:22:01 1 15.74 0.00 1.44 0.33 1.08 81.41 11:22:01 2 16.58 0.00 1.65 0.47 1.19 80.12 11:22:01 3 20.87 0.00 1.81 0.18 1.23 75.91 11:23:01 all 20.77 0.00 0.93 0.76 1.01 76.54 11:23:01 0 0.50 0.00 0.45 2.65 0.65 95.75 11:23:01 1 41.36 0.00 1.55 0.17 1.56 55.36 11:23:01 2 35.77 0.00 1.13 0.18 1.53 61.38 11:23:01 3 5.50 0.00 0.58 0.02 0.27 93.64 Average: all 16.66 0.00 1.33 1.98 1.03 78.99 Average: 0 7.08 0.00 0.82 1.92 0.93 89.25 Average: 1 26.52 0.00 1.87 1.51 1.23 68.87 Average: 2 20.12 0.00 1.42 3.85 1.26 73.35 Average: 3 12.96 0.00 1.21 0.66 0.70 84.48