---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1548 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 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 467 5060 0 2448 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:6e:35:48 brd ff:ff:ff:ff:ff:ff inet 10.32.7.204/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe6e:3548/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1548) 05/23/26 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 151.71 65.12 86.59 4260.76 40874.67 05:17:01 72.29 18.86 53.43 1304.46 9709.13 05:18:01 54.62 15.14 39.47 888.10 9144.42 05:19:01 16.65 6.97 9.68 272.35 3478.62 05:20:01 28.41 1.47 26.95 103.32 7369.84 Average: 64.71 21.52 43.19 1365.99 14129.90 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5968280 7406740 2199132 26.93 37812 1580504 711900 7.72 594168 1439544 94496 05:17:01 5703908 7461320 2463504 30.16 58144 1860752 821556 8.91 568360 1692984 155656 05:18:01 5054464 7040172 3112948 38.11 63740 2076756 1299876 14.10 1013916 1883684 92264 05:19:01 4774696 6782948 3392716 41.54 65812 2095564 1297680 14.08 1299636 1871008 6616 05:20:01 5209740 7417840 2957672 36.21 70008 2287488 656440 7.12 726284 2005216 26068 Average: 5342218 7221804 2825194 34.59 59103 1980213 957490 10.39 840473 1778487 75020 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 05:16:02 ens3 431.19 229.48 1494.80 64.81 0.00 0.00 0.00 0.00 05:17:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 67.89 53.36 529.47 12.71 0.00 0.00 0.00 0.00 05:18:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 222.01 202.87 3027.07 25.81 0.00 0.00 0.00 0.00 05:19:01 lo 122.75 122.75 36.56 36.56 0.00 0.00 0.00 0.00 05:19:01 ens3 25.85 28.23 123.09 5.64 0.00 0.00 0.00 0.00 05:20:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 05:20:01 ens3 127.33 110.40 1227.72 19.19 0.00 0.00 0.00 0.00 Average: lo 25.34 25.34 7.40 7.40 0.00 0.00 0.00 0.00 Average: ens3 175.21 125.11 1283.00 25.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1548) 05/23/26 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 20.92 0.00 2.61 5.52 2.64 68.32 05:16:02 0 26.68 0.00 4.56 2.30 2.73 63.74 05:16:02 1 20.63 0.00 1.56 5.85 2.30 69.66 05:16:02 2 29.67 0.00 2.41 1.95 3.00 62.97 05:16:02 3 6.72 0.00 1.91 11.92 2.51 76.94 05:17:01 all 20.11 0.00 1.37 2.66 1.92 73.94 05:17:01 0 37.67 0.00 2.12 2.85 2.32 55.04 05:17:01 1 3.35 0.00 0.34 0.40 0.71 95.20 05:17:01 2 24.96 0.00 1.79 2.16 2.36 68.73 05:17:01 3 14.42 0.00 1.23 5.25 2.27 76.84 05:18:01 all 20.84 0.00 1.11 1.60 4.07 72.37 05:18:01 0 17.24 0.00 0.94 0.03 3.07 78.71 05:18:01 1 22.75 0.00 1.42 3.84 4.22 67.78 05:18:01 2 21.87 0.00 0.84 2.10 3.76 71.43 05:18:01 3 21.50 0.00 1.27 0.44 5.22 71.56 05:19:01 all 39.59 0.00 1.44 0.51 6.00 52.46 05:19:01 0 41.00 0.00 1.33 0.16 5.78 51.73 05:19:01 1 41.86 0.00 1.00 0.65 5.82 50.66 05:19:01 2 37.54 0.00 1.32 0.23 5.96 54.94 05:19:01 3 37.99 0.00 2.11 0.98 6.41 52.52 05:20:01 all 24.69 0.00 1.32 1.13 2.44 70.42 05:20:01 0 29.69 0.00 1.28 0.30 2.55 66.18 05:20:01 1 18.59 0.00 1.28 0.94 1.91 77.29 05:20:01 2 11.20 0.00 0.86 2.98 2.25 82.71 05:20:01 3 39.24 0.00 1.88 0.28 3.05 55.56 Average: all 25.27 0.00 1.57 2.28 3.42 67.46 Average: 0 30.45 0.00 2.04 1.12 3.30 63.09 Average: 1 21.55 0.00 1.12 2.34 3.01 71.98 Average: 2 25.06 0.00 1.44 1.88 3.48 68.14 Average: 3 24.03 0.00 1.68 3.75 3.90 66.63