---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4774 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 570 11150 0 4318 15139 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:91:21:d0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.178/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85960sec preferred_lft 85960sec inet6 fe80::f816:3eff:fe91:21d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4774) 10/23/25 _x86_64_ (4 CPU) 13:02:55 LINUX RESTART (4 CPU) 13:03:06 tps rtps wtps bread/s bwrtn/s 13:04:01 262.50 96.60 165.90 5206.91 47390.95 13:05:01 200.13 40.69 159.44 2302.68 20786.67 13:06:01 39.14 8.13 31.01 354.55 8584.87 13:07:01 20.95 0.12 20.83 1.20 3872.15 13:08:01 30.87 0.07 30.81 1.60 5769.68 13:09:01 43.14 0.45 42.69 7.73 22493.45 13:10:01 49.41 3.08 46.33 304.35 49050.09 Average: 90.25 20.40 69.85 1119.74 22264.18 13:03:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 14069852 15511332 2355116 14.34 49796 1601620 843420 4.83 706528 1451596 86748 13:05:01 13046016 14996908 3378952 20.57 77408 2060384 1265792 7.24 1288816 1846608 22484 13:06:01 11512540 13671780 4912428 29.91 81776 2258444 2386104 13.66 2677164 1974412 10912 13:07:01 11643192 13939404 4781776 29.11 85200 2387856 2108164 12.06 2429580 2086148 75348 13:08:01 11566236 13917836 4858732 29.58 90272 2434888 2140276 12.25 2454684 2130168 5640 13:09:01 11221896 15193712 5203072 31.68 94344 4005540 1095044 6.27 1487616 3396040 1307816 13:10:01 11448984 15533632 4975984 30.30 97816 4111056 760116 4.35 1198572 3455512 29584 Average: 12072674 14680658 4352294 26.50 82373 2694255 1514131 8.67 1748994 2334355 219790 13:03:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 2.18 2.18 0.23 0.23 0.00 0.00 0.00 0.00 13:04:01 ens3 355.26 241.52 1867.28 76.72 0.00 0.00 0.00 0.00 13:05:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 500.38 394.75 3778.50 79.00 0.00 0.00 0.00 0.00 13:06:01 lo 1.42 1.42 4.28 4.28 0.00 0.00 0.00 0.00 13:06:01 ens3 381.62 274.24 2949.77 75.42 0.00 0.00 0.00 0.00 13:07:01 lo 5.47 5.47 21.66 21.66 0.00 0.00 0.00 0.00 13:07:01 ens3 1785.74 1122.95 1188.82 403.70 0.00 0.00 0.00 0.00 13:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:08:01 ens3 99.87 77.84 602.11 15.62 0.00 0.00 0.00 0.00 13:09:01 lo 1.32 1.32 0.14 0.14 0.00 0.00 0.00 0.00 13:09:01 ens3 527.93 362.34 5019.98 69.14 0.00 0.00 0.00 0.00 13:10:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 13:10:01 ens3 741.48 481.07 1603.54 168.61 0.00 0.00 0.00 0.00 Average: lo 1.73 1.73 3.83 3.83 0.00 0.00 0.00 0.00 Average: ens3 630.73 424.26 2436.75 127.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4774) 10/23/25 _x86_64_ (4 CPU) 13:02:55 LINUX RESTART (4 CPU) 13:03:06 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 16.41 0.00 2.06 13.94 0.05 67.54 13:04:01 0 21.60 0.00 1.62 1.13 0.05 75.60 13:04:01 1 7.65 0.00 2.72 13.56 0.05 76.02 13:04:01 2 15.62 0.00 2.23 11.70 0.05 70.39 13:04:01 3 20.74 0.00 1.66 29.40 0.05 48.15 13:05:01 all 31.60 0.00 2.16 1.91 0.08 64.25 13:05:01 0 23.31 0.00 1.46 0.56 0.08 74.59 13:05:01 1 31.79 0.00 1.80 0.98 0.07 65.36 13:05:01 2 33.43 0.00 2.47 0.90 0.08 63.11 13:05:01 3 37.95 0.00 2.92 5.23 0.10 53.80 13:06:01 all 56.17 0.00 1.77 0.13 0.10 41.84 13:06:01 0 56.75 0.00 1.44 0.05 0.10 41.66 13:06:01 1 58.12 0.00 2.09 0.28 0.12 39.39 13:06:01 2 53.98 0.00 1.79 0.10 0.12 44.01 13:06:01 3 55.82 0.00 1.74 0.08 0.08 42.27 13:07:01 all 36.74 0.00 3.75 0.06 0.08 59.36 13:07:01 0 34.07 0.00 4.45 0.00 0.07 61.42 13:07:01 1 38.64 0.00 3.34 0.17 0.07 57.79 13:07:01 2 35.94 0.00 3.68 0.02 0.08 60.28 13:07:01 3 38.31 0.00 3.58 0.05 0.07 57.99 13:08:01 all 7.67 0.00 0.43 0.33 0.06 91.51 13:08:01 0 7.58 0.00 0.54 0.35 0.08 91.44 13:08:01 1 5.03 0.00 0.63 0.30 0.05 93.99 13:08:01 2 11.35 0.00 0.27 0.17 0.07 88.15 13:08:01 3 6.71 0.00 0.28 0.52 0.05 92.44 13:09:01 all 28.11 0.00 1.73 1.04 0.07 69.05 13:09:01 0 21.81 0.00 1.26 0.69 0.05 76.20 13:09:01 1 27.72 0.00 1.54 1.35 0.07 69.32 13:09:01 2 40.43 0.00 2.78 1.79 0.10 54.90 13:09:01 3 22.48 0.00 1.32 0.33 0.07 75.80 13:10:01 all 35.51 0.00 1.72 1.48 0.06 61.24 13:10:01 0 23.41 0.00 2.00 2.25 0.05 72.29 13:10:01 1 48.88 0.00 1.80 1.62 0.07 47.63 13:10:01 2 28.57 0.00 1.36 0.40 0.05 69.62 13:10:01 3 41.24 0.00 1.70 1.68 0.07 55.31 Average: all 30.49 0.00 1.94 2.56 0.07 64.94 Average: 0 27.00 0.00 1.83 0.71 0.07 70.39 Average: 1 31.40 0.00 1.98 2.48 0.07 64.08 Average: 2 31.52 0.00 2.08 2.03 0.08 64.29 Average: 3 32.02 0.00 1.89 5.04 0.07 60.99