---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1049 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 7.5G 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 447 1407 0 2088 3234 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:47:1a:16 brd ff:ff:ff:ff:ff:ff inet 10.32.6.16/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe47:1a16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1049) 07/22/25 _x86_64_ (4 CPU) 19:12:46 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 100.92 37.35 63.57 1486.32 5408.50 19:15:01 65.62 12.98 52.64 303.41 9153.84 19:16:01 60.19 6.33 53.86 404.06 7165.08 19:17:01 22.45 0.35 22.10 33.73 4330.21 Average: 62.28 14.26 48.02 558.01 6503.33 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1821012 3290232 2217632 54.91 38764 1592712 664704 13.07 614400 1442724 106896 19:15:01 1548368 3222472 2490276 61.66 57444 1763980 727656 14.30 693020 1606100 109844 19:16:01 1480860 3346688 2557784 63.33 62940 1945336 575564 11.31 646680 1710164 115460 19:17:01 1506932 3376012 2531712 62.69 64940 1946508 543880 10.69 623432 1707444 12100 Average: 1589293 3308851 2449351 60.65 56022 1812134 627951 12.34 644383 1616608 86075 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 383.06 223.82 1445.42 65.93 0.00 0.00 0.00 0.00 19:14:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 76.72 50.48 447.97 14.60 0.00 0.00 0.00 0.00 19:15:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 244.09 285.87 1237.92 564.63 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 10.25 11.16 8.31 5.53 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 178.98 143.24 786.41 163.32 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1049) 07/22/25 _x86_64_ (4 CPU) 19:12:46 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 24.10 0.00 1.78 2.82 1.32 69.98 19:14:02 0 21.93 0.00 1.84 8.33 1.61 66.29 19:14:02 1 23.60 0.00 1.67 1.05 1.14 72.54 19:14:02 2 30.79 0.00 2.29 0.73 1.30 64.89 19:14:02 3 20.12 0.00 1.35 1.11 1.23 76.18 19:15:01 all 24.35 0.00 1.71 1.45 1.32 71.16 19:15:01 0 10.80 0.00 0.98 4.06 0.81 83.34 19:15:01 1 20.69 0.00 1.42 0.81 1.19 75.88 19:15:01 2 55.99 0.00 3.45 0.51 2.13 37.91 19:15:01 3 9.96 0.00 1.01 0.44 1.15 87.44 19:16:01 all 37.03 0.00 1.82 0.94 2.29 57.92 19:16:01 0 26.30 0.00 1.86 0.30 1.86 69.68 19:16:01 1 32.63 0.00 1.36 1.41 2.41 62.19 19:16:01 2 57.75 0.00 1.84 0.92 2.76 36.73 19:16:01 3 31.58 0.00 2.16 1.13 2.15 62.98 19:17:01 all 21.51 0.00 0.84 0.62 0.80 76.23 19:17:01 0 2.53 0.00 0.33 0.23 0.53 96.38 19:17:01 1 47.95 0.00 1.48 1.93 1.40 47.23 19:17:01 2 7.64 0.00 0.60 0.02 0.42 91.33 19:17:01 3 27.98 0.00 0.97 0.28 0.87 69.91 Average: all 26.76 0.00 1.54 1.46 1.43 68.81 Average: 0 15.41 0.00 1.26 3.23 1.21 78.90 Average: 1 31.27 0.00 1.49 1.31 1.54 64.40 Average: 2 37.95 0.00 2.04 0.54 1.65 57.82 Average: 3 22.45 0.00 1.37 0.74 1.35 74.09