---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1741 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 7.7G 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 457 5226 0 2291 7235 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:ad:eb:41 brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85938sec preferred_lft 85938sec inet6 fe80::f816:3eff:fead:eb41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1741) 08/23/25 _x86_64_ (4 CPU) 05:57:02 LINUX RESTART (4 CPU) 05:58:01 tps rtps wtps bread/s bwrtn/s 05:59:01 59.52 0.22 59.30 26.65 9596.80 06:00:01 65.82 29.70 36.12 1629.45 6871.36 06:01:01 8.82 0.00 8.82 0.00 344.48 06:02:01 36.45 10.46 25.99 722.03 3141.35 06:03:01 17.44 0.32 17.13 7.20 1513.76 06:04:01 32.73 4.20 28.53 184.24 5350.31 Average: 36.80 7.48 29.32 428.30 4469.98 05:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 5817888 7414004 2349524 28.77 53320 1711680 704688 7.65 594208 1566916 74624 06:00:01 5540320 7288580 2627092 32.17 58808 1851976 809140 8.78 730468 1696680 1512 06:01:01 5529952 7285616 2637460 32.29 60736 1856560 809140 8.78 734680 1700500 2164 06:02:01 4399504 6264052 3767908 46.13 62900 1959700 1758468 19.08 1787740 1765092 1300 06:03:01 4807700 6767832 3359712 41.14 65424 2049984 1211528 13.15 1341516 1799004 54972 06:04:01 5378172 7434120 2789240 34.15 68616 2140616 658728 7.15 701980 1867364 28356 Average: 5245589 7075701 2921823 35.77 61634 1928419 991949 10.76 981765 1732593 27155 05:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 ens3 53.06 42.63 677.74 5.53 0.00 0.00 0.00 0.00 05:59:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:00:01 ens3 137.58 123.52 947.89 27.23 0.00 0.00 0.00 0.00 06:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 06:01:01 ens3 60.41 86.87 66.70 13.96 0.00 0.00 0.00 0.00 06:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:02:01 ens3 204.58 234.96 1327.44 34.27 0.00 0.00 0.00 0.00 06:02:01 lo 30.59 30.59 11.11 11.11 0.00 0.00 0.00 0.00 06:03:01 ens3 115.06 135.52 619.13 21.92 0.00 0.00 0.00 0.00 06:03:01 lo 92.44 92.44 25.47 25.47 0.00 0.00 0.00 0.00 06:04:01 ens3 113.26 124.11 501.94 27.92 0.00 0.00 0.00 0.00 06:04:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 113.99 124.60 690.17 21.81 0.00 0.00 0.00 0.00 Average: lo 20.97 20.97 6.14 6.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1741) 08/23/25 _x86_64_ (4 CPU) 05:57:02 LINUX RESTART (4 CPU) 05:58:01 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 20.20 0.00 1.30 1.72 0.81 75.97 05:59:01 0 11.16 0.00 1.07 1.08 0.70 85.99 05:59:01 1 39.07 0.00 2.27 2.33 1.20 55.13 05:59:01 2 26.02 0.00 1.47 3.46 0.92 68.13 05:59:01 3 4.52 0.00 0.40 0.02 0.40 94.67 06:00:01 all 18.91 0.00 1.15 1.19 1.07 77.68 06:00:01 0 18.60 0.00 1.55 2.06 1.11 76.68 06:00:01 1 20.20 0.00 0.88 0.47 1.15 77.30 06:00:01 2 18.64 0.00 0.87 0.95 0.95 78.59 06:00:01 3 18.20 0.00 1.29 1.29 1.07 78.16 06:01:01 all 4.56 0.00 0.37 0.03 0.25 94.80 06:01:01 0 7.66 0.00 1.12 0.10 0.17 90.96 06:01:01 1 1.68 0.00 0.08 0.00 0.13 98.10 06:01:01 2 0.08 0.00 0.03 0.00 0.05 99.83 06:01:01 3 8.78 0.00 0.25 0.00 0.65 90.32 06:02:01 all 48.65 0.00 1.81 0.81 3.70 45.04 06:02:01 0 45.48 0.00 1.83 0.45 3.60 48.65 06:02:01 1 46.91 0.00 1.67 1.51 3.85 46.06 06:02:01 2 53.69 0.00 1.66 0.42 3.19 41.04 06:02:01 3 48.56 0.00 2.04 0.85 4.15 44.39 06:03:01 all 22.35 0.00 1.11 0.22 1.73 74.59 06:03:01 0 21.22 0.00 1.11 0.23 1.73 75.71 06:03:01 1 20.28 0.00 1.42 0.37 1.57 76.36 06:03:01 2 28.93 0.00 0.93 0.10 1.85 68.18 06:03:01 3 18.98 0.00 0.97 0.17 1.80 78.09 06:04:01 all 23.69 0.00 1.28 0.78 1.33 72.92 06:04:01 0 34.15 0.00 1.38 0.13 2.02 62.33 06:04:01 1 17.12 0.00 1.05 0.37 0.73 80.73 06:04:01 2 39.46 0.00 1.72 2.27 1.68 54.88 06:04:01 3 4.05 0.00 0.96 0.38 0.88 93.73 Average: all 23.08 0.00 1.17 0.79 1.48 73.48 Average: 0 23.06 0.00 1.34 0.68 1.56 73.36 Average: 1 24.23 0.00 1.23 0.84 1.44 72.26 Average: 2 27.82 0.00 1.11 1.20 1.44 68.43 Average: 3 17.19 0.00 0.99 0.45 1.49 79.88