---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3951 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 11G 68G 14% / 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 609 11128 0 4302 15101 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:40:ff:cb brd ff:ff:ff:ff:ff:ff inet 10.30.107.50/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85984sec preferred_lft 85984sec inet6 fe80::f816:3eff:fe40:ffcb/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-3951) 10/20/25 _x86_64_ (4 CPU) 13:02:21 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 193.29 34.52 158.77 1840.37 24710.12 13:05:01 74.97 14.46 60.51 834.53 19170.94 13:06:01 21.35 0.55 20.80 13.60 9739.44 13:07:01 35.28 0.07 35.21 1.60 12265.82 13:08:01 44.79 0.10 44.69 1.47 27568.07 13:09:01 56.96 3.38 53.57 308.88 55761.51 Average: 70.77 8.78 61.99 496.34 24869.76 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13459588 15297212 2965380 18.05 76024 1951008 987512 5.65 950708 1777904 51056 13:05:01 11543344 13700572 4881624 29.72 81792 2256756 2347712 13.44 2647172 1976548 8488 13:06:01 11582060 13876176 4842908 29.49 85040 2386320 2146684 12.29 2490604 2087812 82492 13:07:01 11388472 13737792 5036496 30.66 90036 2433272 2210980 12.65 2635536 2128708 5920 13:08:01 11326156 15217020 5098812 31.04 94256 3927556 1151268 6.59 1451004 3332440 1266544 13:09:01 11379436 15451136 5045532 30.72 97696 4099632 849684 4.86 1280692 3445268 33688 Average: 11779843 14546651 4645125 28.28 87474 2842424 1615640 9.25 1909286 2458113 241365 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 13:04:01 ens3 267.26 216.88 2871.09 42.99 0.00 0.00 0.00 0.00 13:05:01 lo 0.72 0.72 0.05 0.05 0.00 0.00 0.00 0.00 13:05:01 ens3 710.68 464.52 4494.44 115.91 0.00 0.00 0.00 0.00 13:06:01 lo 6.07 6.07 25.89 25.89 0.00 0.00 0.00 0.00 13:06:01 ens3 1889.70 1223.38 1209.98 441.75 0.00 0.00 0.00 0.00 13:07:01 lo 0.30 0.30 0.02 0.02 0.00 0.00 0.00 0.00 13:07:01 ens3 103.73 76.77 603.22 15.47 0.00 0.00 0.00 0.00 13:08:01 lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 13:08:01 ens3 734.44 402.15 3917.88 128.08 0.00 0.00 0.00 0.00 13:09:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 13:09:01 ens3 665.36 403.85 2595.58 142.37 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 4.39 4.39 0.00 0.00 0.00 0.00 Average: ens3 729.81 465.28 2614.65 148.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3951) 10/20/25 _x86_64_ (4 CPU) 13:02:21 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 27.13 0.00 1.71 2.08 0.08 69.00 13:04:01 0 35.46 0.00 1.97 1.92 0.08 60.57 13:04:01 1 24.39 0.00 0.59 0.98 0.05 73.98 13:04:01 2 26.22 0.00 1.97 1.50 0.10 70.21 13:04:01 3 22.56 0.00 2.28 3.91 0.08 71.17 13:05:01 all 60.77 0.00 2.10 0.36 0.11 36.66 13:05:01 0 64.53 0.00 2.32 0.28 0.10 32.76 13:05:01 1 48.89 0.00 2.05 0.43 0.12 48.52 13:05:01 2 61.99 0.00 2.21 0.27 0.12 35.41 13:05:01 3 67.73 0.00 1.83 0.44 0.10 29.91 13:06:01 all 38.49 0.00 3.87 0.13 0.08 57.43 13:06:01 0 40.96 0.00 3.65 0.00 0.07 55.32 13:06:01 1 36.15 0.00 5.38 0.48 0.08 57.90 13:06:01 2 39.69 0.00 3.06 0.02 0.08 57.15 13:06:01 3 37.17 0.00 3.40 0.02 0.08 59.33 13:07:01 all 12.09 0.00 0.45 0.19 0.06 87.20 13:07:01 0 12.93 0.00 0.40 0.00 0.08 86.58 13:07:01 1 8.13 0.00 0.25 0.72 0.05 90.85 13:07:01 2 11.29 0.00 0.54 0.00 0.05 88.12 13:07:01 3 16.05 0.00 0.58 0.05 0.05 83.27 13:08:01 all 24.68 0.00 1.54 0.43 0.06 73.29 13:08:01 0 33.26 0.00 2.20 0.02 0.07 64.46 13:08:01 1 20.78 0.00 2.49 1.67 0.07 74.99 13:08:01 2 20.57 0.00 0.81 0.02 0.05 78.55 13:08:01 3 24.14 0.00 0.69 0.03 0.07 75.08 13:09:01 all 37.89 0.00 1.68 1.04 0.08 59.30 13:09:01 0 34.89 0.00 1.37 0.08 0.08 63.58 13:09:01 1 29.50 0.00 1.85 1.07 0.07 67.51 13:09:01 2 31.88 0.00 1.66 0.69 0.05 65.73 13:09:01 3 55.38 0.00 1.83 2.33 0.08 40.38 Average: all 33.50 0.00 1.89 0.70 0.08 63.83 Average: 0 37.00 0.00 1.99 0.38 0.08 60.55 Average: 1 28.00 0.00 2.11 0.89 0.07 68.93 Average: 2 31.87 0.00 1.70 0.41 0.08 65.94 Average: 3 37.15 0.00 1.77 1.13 0.08 59.88