---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-404 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 461 5294 0 2219 7231 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:2d:7a:41 brd ff:ff:ff:ff:ff:ff inet 10.32.7.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe2d:7a41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-404) 12/13/25 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 156.62 82.99 73.64 4910.91 40025.48 07:41:01 56.78 0.18 56.60 21.99 9610.93 07:42:01 87.47 16.46 71.00 581.10 11595.80 07:43:01 33.66 2.65 31.01 143.44 4347.28 Average: 83.63 25.57 58.06 1414.31 16394.59 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6056240 7443516 2111180 25.85 35772 1531944 694124 7.53 554584 1393664 70140 07:41:01 5862528 7503912 2304892 28.22 55852 1750016 603828 6.55 498120 1611416 124396 07:42:01 4963652 6832360 3203768 39.23 64020 1961236 1262836 13.70 1212540 1777384 7864 07:43:01 5391280 7371688 2776140 33.99 67864 2066920 719088 7.80 717576 1842932 24408 Average: 5568425 7287869 2598995 31.82 55877 1827529 819969 8.90 745705 1656349 56702 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:40:01 ens3 444.24 217.25 1190.04 64.40 0.00 0.00 0.00 0.00 07:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:41:01 ens3 47.37 37.59 567.07 4.69 0.00 0.00 0.00 0.00 07:42:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 07:42:01 ens3 457.49 454.89 3128.27 78.20 0.00 0.00 0.00 0.00 07:43:01 lo 1.32 1.32 0.16 0.16 0.00 0.00 0.00 0.00 07:43:01 ens3 151.34 153.89 651.68 33.90 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 275.10 215.90 1384.23 45.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-404) 12/13/25 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 19.99 0.00 3.05 5.26 2.27 69.43 07:40:01 0 12.90 0.00 1.99 6.70 2.07 76.34 07:40:01 1 31.35 0.00 3.71 3.59 2.65 58.70 07:40:01 2 14.72 0.00 3.97 8.08 1.98 71.25 07:40:01 3 21.01 0.00 2.54 2.67 2.40 71.38 07:41:01 all 19.99 0.00 1.25 1.86 1.34 75.56 07:41:01 0 18.21 0.00 1.05 0.30 1.06 79.39 07:41:01 1 27.40 0.00 1.58 0.32 1.17 69.54 07:41:01 2 7.06 0.00 0.71 6.52 1.09 84.63 07:41:01 3 27.39 0.00 1.67 0.26 2.04 68.64 07:42:01 all 36.50 0.00 2.08 1.18 5.35 54.88 07:42:01 0 48.43 0.00 1.28 0.25 4.88 45.16 07:42:01 1 37.43 0.00 1.94 1.23 5.15 54.25 07:42:01 2 25.13 0.00 2.11 2.37 5.18 65.20 07:42:01 3 35.05 0.00 2.98 0.89 6.20 54.89 07:43:01 all 29.43 0.00 1.33 0.85 3.03 65.36 07:43:01 0 34.05 0.00 1.09 0.30 2.96 61.59 07:43:01 1 20.91 0.00 1.08 0.07 2.27 75.67 07:43:01 2 12.50 0.00 1.46 2.83 3.38 79.83 07:43:01 3 50.41 0.00 1.67 0.22 3.48 44.21 Average: all 26.51 0.00 1.93 2.28 3.00 66.27 Average: 0 28.45 0.00 1.35 1.88 2.75 65.57 Average: 1 29.30 0.00 2.08 1.30 2.82 64.51 Average: 2 14.88 0.00 2.06 4.94 2.91 75.22 Average: 3 33.47 0.00 2.22 1.01 3.54 59.77