---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10549 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 459 5134 0 2382 7233 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:4e:d9:f2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86024sec preferred_lft 86024sec inet6 fe80::f816:3eff:fe4e:d9f2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10549) 11/29/25 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:02 tps rtps wtps bread/s bwrtn/s 15:09:01 141.42 55.40 86.02 3632.20 41144.50 15:10:01 85.09 29.75 55.34 1661.86 9532.14 15:11:01 31.51 0.17 31.34 2.40 6154.57 15:12:01 9.47 0.00 9.47 0.00 363.81 15:13:01 49.49 2.13 47.36 115.05 8911.31 15:14:01 26.65 0.72 25.93 77.99 4771.47 Average: 57.04 14.58 42.46 907.35 11731.28 15:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5971180 7396404 2196232 26.89 37128 1568332 727644 7.90 606588 1427768 87716 15:10:01 5596092 7297036 2571320 31.48 56936 1808220 841364 9.13 721212 1656080 103696 15:11:01 5531592 7307512 2635820 32.27 59208 1879104 784704 8.51 712332 1725628 1620 15:12:01 5506152 7288936 2661260 32.58 61064 1883244 784704 8.51 731884 1728952 1028 15:13:01 5200736 7350336 2966676 36.32 66204 2237312 734820 7.97 708812 2042396 122092 15:14:01 5203356 7352660 2964056 36.29 68404 2234900 739720 8.03 712100 2035824 12504 Average: 5501518 7332147 2665894 32.64 58157 1935185 768826 8.34 698821 1769441 54776 15:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 455.89 272.95 1452.33 70.89 0.00 0.00 0.00 0.00 15:09:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 15:10:01 ens3 83.44 57.44 430.53 15.70 0.00 0.00 0.00 0.00 15:10:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 107.93 114.13 1171.05 16.92 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 56.87 81.69 60.97 13.41 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 641.51 558.24 4086.65 73.75 0.00 0.00 0.00 0.00 15:13:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:14:01 ens3 11.83 12.18 9.26 6.02 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 225.61 182.52 1201.10 32.68 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10549) 11/29/25 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:02 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.67 0.00 2.49 3.98 1.33 70.54 15:09:01 0 14.53 0.00 4.04 5.32 1.15 74.96 15:09:01 1 16.20 0.00 1.82 4.20 1.15 76.63 15:09:01 2 41.23 0.00 2.64 3.54 1.56 51.03 15:09:01 3 14.81 0.00 1.44 2.88 1.42 79.45 15:10:01 all 21.99 0.00 1.35 2.10 1.10 73.46 15:10:01 0 40.82 0.00 1.80 2.63 1.40 53.34 15:10:01 1 12.25 0.00 1.02 1.90 0.85 83.99 15:10:01 2 6.46 0.00 0.45 0.80 0.92 91.38 15:10:01 3 28.44 0.00 2.10 3.09 1.23 65.14 15:11:01 all 9.01 0.00 0.50 0.42 0.80 89.27 15:11:01 0 4.40 0.00 0.38 1.15 0.82 93.25 15:11:01 1 3.88 0.00 0.18 0.00 0.38 95.55 15:11:01 2 18.05 0.00 0.37 0.05 1.02 80.52 15:11:01 3 9.70 0.00 1.10 0.50 0.98 87.71 15:12:01 all 3.95 0.00 0.32 0.03 0.72 94.98 15:12:01 0 4.14 0.00 0.60 0.02 0.63 94.61 15:12:01 1 2.45 0.00 0.37 0.00 0.45 96.74 15:12:01 2 5.83 0.00 0.10 0.10 0.40 93.57 15:12:01 3 3.37 0.00 0.22 0.00 1.36 95.05 15:13:01 all 19.93 0.00 1.65 0.61 1.72 76.09 15:13:01 0 15.21 0.00 1.95 1.10 1.48 80.26 15:13:01 1 15.36 0.00 1.06 0.12 1.30 82.16 15:13:01 2 29.38 0.00 2.11 1.08 1.89 65.54 15:13:01 3 19.74 0.00 1.50 0.12 2.23 76.41 15:14:01 all 20.77 0.00 0.91 0.63 0.99 76.70 15:14:01 0 41.63 0.00 1.30 0.37 1.33 55.37 15:14:01 1 4.47 0.00 0.47 0.02 0.58 94.46 15:14:01 2 32.01 0.00 1.30 1.92 1.13 63.65 15:14:01 3 5.02 0.00 0.56 0.23 0.90 93.28 Average: all 16.20 0.00 1.20 1.29 1.11 80.20 Average: 0 20.14 0.00 1.67 1.75 1.14 75.30 Average: 1 9.09 0.00 0.82 1.03 0.78 88.28 Average: 2 22.10 0.00 1.15 1.24 1.15 74.36 Average: 3 13.50 0.00 1.15 1.13 1.35 82.86