---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-34626 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 672K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / 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 635 11601 0 3803 15075 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:c5:0a:97 brd ff:ff:ff:ff:ff:ff inet 10.30.106.92/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85663sec preferred_lft 85663sec inet6 fe80::f816:3eff:fec5:a97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-34626) 08/12/25 _x86_64_ (4 CPU) 00:05:49 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:02 365.04 54.54 310.50 3611.13 38788.74 00:08:01 154.80 40.01 114.79 2469.14 37744.52 00:09:01 46.23 7.78 38.44 217.30 15273.32 00:10:01 34.23 0.47 33.76 17.86 3068.82 00:11:01 38.36 0.42 37.94 8.80 9479.62 00:12:01 32.92 0.08 32.84 1.07 6268.58 00:13:01 29.12 0.22 28.91 4.27 3247.98 00:14:01 3.47 0.00 3.47 0.00 1626.93 00:15:01 3.22 0.00 3.22 0.00 838.93 00:16:01 11.31 0.00 11.31 0.00 1250.99 00:17:01 27.61 1.55 26.06 172.77 26029.13 00:18:01 42.12 1.32 40.80 100.15 4066.86 Average: 65.58 8.82 56.75 547.49 12270.77 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:02 13851744 15497164 2573224 15.67 70156 1773336 863592 4.94 734624 1618260 182292 00:08:01 11934776 13841272 4490192 27.34 80876 2011320 2400788 13.74 2458500 1782580 27760 00:09:01 11712296 13748476 4712672 28.69 86372 2128852 2354016 13.47 2581036 1868728 28180 00:10:01 12109468 14224376 4315500 26.27 92608 2195884 2579312 14.76 2121144 1922040 19020 00:11:01 11672884 14175476 4752084 28.93 100584 2556340 1900596 10.88 2236380 2216956 124464 00:12:01 10084844 12675512 6340124 38.60 102828 2636136 3492984 19.99 3745280 2287516 30288 00:13:01 10047200 12705772 6377768 38.83 105508 2699056 3509904 20.09 3729860 2338740 9512 00:14:01 9852248 12572452 6572720 40.02 105616 2758700 3603764 20.62 3864732 2396872 22288 00:15:01 9925420 12648656 6499548 39.57 105676 2761940 3494124 20.00 3793732 2394736 1980 00:16:01 9849276 12755152 6575692 40.03 107976 2933640 3257632 18.64 3758404 2498188 149192 00:17:01 10620252 14183452 5804716 35.34 111008 3560736 2004844 11.47 2376760 3083516 59092 00:18:01 11827320 15382776 4597648 27.99 114700 3550524 903332 5.17 1226800 3031856 26884 Average: 11123977 13700878 5300991 32.27 98659 2630539 2530407 14.48 2718938 2286666 56746 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 00:07:02 ens3 498.02 312.13 2188.25 79.45 0.00 0.00 0.00 0.00 00:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 00:08:01 ens3 579.39 399.37 1598.08 124.59 0.00 0.00 0.00 0.00 00:09:01 lo 1.13 1.13 0.19 0.19 0.00 0.00 0.00 0.00 00:09:01 ens3 741.84 528.06 1243.89 202.12 0.00 0.00 0.00 0.00 00:10:01 lo 23.06 23.06 3.81 3.81 0.00 0.00 0.00 0.00 00:10:01 ens3 495.60 371.94 694.70 135.15 0.00 0.00 0.00 0.00 00:11:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 00:11:01 ens3 622.50 476.59 3182.57 140.57 0.00 0.00 0.00 0.00 00:12:01 lo 2.02 2.02 0.30 0.30 0.00 0.00 0.00 0.00 00:12:01 ens3 1607.81 1284.04 1203.19 469.58 0.00 0.00 0.00 0.00 00:13:01 lo 62.68 62.68 17.41 17.41 0.00 0.00 0.00 0.00 00:13:01 ens3 4977.47 3128.06 1576.72 1474.81 0.00 0.00 0.00 0.00 00:14:01 lo 4.45 4.45 0.99 0.99 0.00 0.00 0.00 0.00 00:14:01 ens3 10641.08 6203.68 3154.04 2777.48 0.00 0.00 0.00 0.00 00:15:01 lo 20.55 20.55 4.37 4.37 0.00 0.00 0.00 0.00 00:15:01 ens3 293.25 180.84 72.44 66.33 0.00 0.00 0.00 0.00 00:16:01 lo 2.53 2.53 0.44 0.44 0.00 0.00 0.00 0.00 00:16:01 ens3 241.64 159.79 96.99 55.99 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 00:17:01 ens3 911.66 629.56 2379.39 168.86 0.00 0.00 0.00 0.00 00:18:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 00:18:01 ens3 255.88 209.01 258.45 165.89 0.00 0.00 0.00 0.00 Average: lo 10.00 10.00 2.33 2.33 0.00 0.00 0.00 0.00 Average: ens3 1823.82 1157.93 1470.44 488.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-34626) 08/12/25 _x86_64_ (4 CPU) 00:05:49 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:02 all 22.82 0.00 2.06 5.67 0.06 69.39 00:07:02 0 13.00 0.00 1.49 11.42 0.05 74.04 00:07:02 1 26.13 0.00 2.22 4.36 0.07 67.22 00:07:02 2 23.41 0.00 1.32 1.44 0.05 73.78 00:07:02 3 28.72 0.00 3.20 5.50 0.07 62.52 00:08:01 all 56.73 0.00 2.35 2.35 0.12 38.45 00:08:01 0 54.21 0.00 2.41 3.33 0.12 39.94 00:08:01 1 63.85 0.00 2.03 1.40 0.12 32.60 00:08:01 2 57.65 0.00 2.34 0.60 0.12 39.30 00:08:01 3 51.20 0.00 2.61 4.08 0.10 42.01 00:09:01 all 56.53 0.00 2.58 0.52 0.09 40.27 00:09:01 0 59.63 0.00 2.51 0.42 0.08 37.36 00:09:01 1 55.59 0.00 2.12 0.68 0.08 41.52 00:09:01 2 55.31 0.00 3.03 0.07 0.08 41.51 00:09:01 3 55.59 0.00 2.69 0.94 0.10 40.69 00:10:01 all 46.72 0.00 1.86 0.22 0.09 51.11 00:10:01 0 43.94 0.00 1.81 0.15 0.10 54.00 00:10:01 1 47.95 0.00 1.89 0.50 0.08 49.58 00:10:01 2 50.12 0.00 1.63 0.03 0.10 48.12 00:10:01 3 44.90 0.00 2.11 0.15 0.08 52.77 00:11:01 all 62.29 0.00 2.91 0.49 0.12 34.18 00:11:01 0 62.53 0.00 3.66 0.02 0.12 33.67 00:11:01 1 56.60 0.00 2.39 1.15 0.12 39.74 00:11:01 2 65.63 0.00 2.85 0.57 0.12 30.83 00:11:01 3 64.40 0.00 2.74 0.25 0.12 32.50 00:12:01 all 35.80 0.00 4.12 0.43 0.08 59.57 00:12:01 0 35.04 0.00 5.02 0.02 0.07 59.86 00:12:01 1 32.38 0.00 3.12 1.57 0.08 62.85 00:12:01 2 39.25 0.00 3.61 0.05 0.08 57.01 00:12:01 3 36.52 0.00 4.79 0.10 0.07 58.52 00:13:01 all 46.43 0.00 10.27 0.23 0.10 42.97 00:13:01 0 43.03 0.00 8.42 0.07 0.10 48.39 00:13:01 1 48.92 0.00 9.89 0.40 0.12 40.67 00:13:01 2 45.24 0.00 12.44 0.13 0.10 42.09 00:13:01 3 48.56 0.00 10.32 0.32 0.10 40.70 00:14:01 all 51.81 0.00 19.66 0.05 0.12 28.36 00:14:01 0 51.16 0.00 20.41 0.00 0.15 28.28 00:14:01 1 53.30 0.00 19.84 0.00 0.12 26.75 00:14:01 2 51.71 0.00 20.91 0.17 0.08 27.13 00:14:01 3 51.08 0.00 17.50 0.00 0.12 31.31 00:15:01 all 34.86 0.00 1.36 0.09 0.08 63.60 00:15:01 0 33.65 0.00 1.31 0.00 0.07 64.98 00:15:01 1 36.79 0.00 1.22 0.00 0.08 61.91 00:15:01 2 31.76 0.00 1.82 0.32 0.10 66.00 00:15:01 3 37.23 0.00 1.12 0.05 0.08 61.51 00:16:01 all 41.98 0.00 5.06 0.23 0.07 52.65 00:16:01 0 42.15 0.00 1.52 0.03 0.07 56.23 00:16:01 1 42.25 0.00 2.38 0.12 0.08 55.17 00:16:01 2 43.73 0.00 5.50 0.18 0.07 50.52 00:16:01 3 39.81 0.00 10.88 0.59 0.08 48.64 00:17:01 all 57.00 0.00 1.93 1.50 0.11 39.46 00:17:01 0 57.03 0.00 1.37 3.23 0.12 38.25 00:17:01 1 47.34 0.00 1.57 0.03 0.12 50.94 00:17:01 2 64.60 0.00 2.97 0.13 0.08 32.21 00:17:01 3 59.08 0.00 1.79 2.59 0.08 36.45 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 28.84 0.00 1.67 0.53 0.05 68.90 00:18:01 0 34.60 0.00 1.86 0.33 0.05 63.16 00:18:01 1 38.63 0.00 1.22 0.20 0.07 59.88 00:18:01 2 25.54 0.00 1.47 0.12 0.07 72.81 00:18:01 3 16.59 0.00 2.14 1.50 0.05 79.72 Average: all 45.13 0.00 4.65 1.02 0.09 49.11 Average: 0 44.15 0.00 4.31 1.58 0.09 49.87 Average: 1 45.77 0.00 4.15 0.87 0.09 49.11 Average: 2 46.13 0.00 4.99 0.32 0.09 48.48 Average: 3 44.46 0.00 5.15 1.33 0.09 48.97