---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7661 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 563 12644 0 2832 15147 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a6:2f:18 brd ff:ff:ff:ff:ff:ff inet 10.30.106.251/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fea6:2f18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7661) 10/31/25 _x86_64_ (4 CPU) 07:22:22 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:01 131.21 15.88 115.33 1227.26 22854.99 07:25:01 340.28 23.98 316.30 1244.99 23395.03 07:26:01 114.70 8.48 106.22 310.75 27385.57 07:27:01 45.19 0.97 44.23 58.66 13432.16 07:28:01 39.59 1.13 38.45 64.51 13366.88 Average: 134.19 10.09 124.10 581.22 20086.70 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13912092 15612132 2512876 15.30 70264 1824280 707376 4.05 613356 1674048 95812 07:25:01 11678076 13697320 4746892 28.90 90628 2108168 2556372 14.63 2600972 1884856 76160 07:26:01 11508672 13956964 4916296 29.93 99292 2513124 2057736 11.78 2602276 2028912 21328 07:27:01 10882284 13387276 5542684 33.75 101404 2563760 2532256 14.49 3212116 2040560 12448 07:28:01 12879692 15449176 3545276 21.58 104640 2624248 863060 4.94 1185880 2072896 33592 Average: 12172163 14420574 4252805 25.89 93246 2326716 1743360 9.98 2042920 1940254 47868 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 07:24:01 ens3 95.18 70.52 1141.57 16.99 0.00 0.00 0.00 0.00 07:25:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:25:01 ens3 335.14 307.72 3010.75 53.77 0.00 0.00 0.00 0.00 07:26:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:26:01 ens3 584.37 466.26 4956.01 113.21 0.00 0.00 0.00 0.00 07:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:27:01 ens3 299.02 276.29 239.61 105.15 0.00 0.00 0.00 0.00 07:28:01 lo 34.79 34.79 3.13 3.13 0.00 0.00 0.00 0.00 07:28:01 ens3 222.76 224.18 271.54 616.16 0.00 0.00 0.00 0.00 Average: lo 7.31 7.31 0.66 0.66 0.00 0.00 0.00 0.00 Average: ens3 307.29 268.99 1923.84 181.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7661) 10/31/25 _x86_64_ (4 CPU) 07:22:22 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 12.62 0.00 1.06 1.76 0.05 84.52 07:24:01 0 4.60 0.00 0.52 0.93 0.03 93.91 07:24:01 1 8.04 0.00 1.01 2.47 0.08 88.40 07:24:01 2 1.35 0.00 0.43 2.60 0.02 95.60 07:24:01 3 36.55 0.00 2.29 0.99 0.07 60.10 07:25:01 all 41.64 0.00 1.86 0.86 0.08 55.56 07:25:01 0 39.37 0.00 1.71 0.80 0.10 58.02 07:25:01 1 40.09 0.00 1.71 1.41 0.08 56.70 07:25:01 2 39.68 0.00 1.79 0.32 0.07 58.15 07:25:01 3 47.41 0.00 2.24 0.92 0.08 49.35 07:26:01 all 62.73 0.00 2.44 0.26 0.09 34.49 07:26:01 0 70.82 0.00 2.19 0.37 0.10 26.52 07:26:01 1 56.78 0.00 2.58 0.25 0.07 40.32 07:26:01 2 59.82 0.00 2.82 0.30 0.08 36.98 07:26:01 3 63.51 0.00 2.15 0.10 0.08 34.16 07:27:01 all 61.38 0.00 2.53 0.67 0.10 35.31 07:27:01 0 62.25 0.00 2.66 1.16 0.10 33.84 07:27:01 1 62.06 0.00 3.13 0.38 0.10 34.33 07:27:01 2 63.52 0.00 2.15 1.16 0.10 33.08 07:27:01 3 57.66 0.00 2.16 0.02 0.13 40.02 07:28:01 all 17.05 0.00 1.31 7.38 0.05 74.21 07:28:01 0 7.14 0.00 1.05 0.15 0.07 91.59 07:28:01 1 13.27 0.00 1.28 0.32 0.05 85.08 07:28:01 2 29.65 0.00 1.29 26.85 0.05 42.16 07:28:01 3 18.13 0.00 1.63 2.25 0.05 77.94 Average: all 39.05 0.00 1.84 2.19 0.07 56.85 Average: 0 36.79 0.00 1.62 0.68 0.08 60.82 Average: 1 36.04 0.00 1.94 0.96 0.08 60.97 Average: 2 38.76 0.00 1.69 6.26 0.06 53.23 Average: 3 44.61 0.00 2.10 0.86 0.08 52.36