---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16097 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: 2799.996 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 9.2G 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 620 12269 0 3150 15089 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:0e:7a:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85942sec preferred_lft 85942sec inet6 fe80::f816:3eff:fe0e:7ab9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16097) 11/28/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 184.69 38.53 146.16 2338.41 38101.25 18:36:01 42.28 4.35 37.93 215.96 5484.15 18:37:01 34.18 0.87 33.32 24.93 7696.80 18:38:01 18.06 0.60 17.46 18.80 1902.62 18:39:01 14.48 0.70 13.78 72.92 1532.01 18:40:01 24.70 2.07 22.63 190.10 21175.40 Average: 53.06 7.85 45.21 476.87 12648.84 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 13320720 15137404 3104240 18.90 75656 1931308 1430236 8.19 1113444 1753284 101808 18:36:01 12557840 14467148 3867120 23.54 78568 2017220 1730560 9.90 1847716 1774904 33532 18:37:01 11988540 14116840 4436420 27.01 83500 2224944 2154488 12.33 2219052 1957000 25368 18:38:01 12000640 14173340 4424320 26.94 87100 2262216 1957256 11.20 2174056 1983984 18956 18:39:01 11495476 13786432 4929484 30.01 89624 2373672 2504920 14.34 2569792 2081272 93280 18:40:01 11280388 14174280 5144572 31.32 92024 2953592 2061892 11.80 2269416 2575824 58484 Average: 12107267 14309241 4317693 26.29 84412 2293825 1973225 11.29 2032246 2021045 55238 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:35:01 ens3 260.71 198.90 2211.75 40.58 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 2919.90 1758.42 1531.43 796.29 0.00 0.00 0.00 0.00 18:37:01 lo 8.48 8.48 0.82 0.82 0.00 0.00 0.00 0.00 18:37:01 ens3 2153.62 1525.40 3588.61 491.53 0.00 0.00 0.00 0.00 18:38:01 lo 7.35 7.35 9.53 9.53 0.00 0.00 0.00 0.00 18:38:01 ens3 1279.40 852.64 506.54 369.50 0.00 0.00 0.00 0.00 18:39:01 lo 5.18 5.18 0.84 0.84 0.00 0.00 0.00 0.00 18:39:01 ens3 645.36 426.15 304.75 155.24 0.00 0.00 0.00 0.00 18:40:01 lo 0.55 0.55 0.06 0.06 0.00 0.00 0.00 0.00 18:40:01 ens3 1535.61 986.22 3187.67 315.26 0.00 0.00 0.00 0.00 Average: lo 3.77 3.77 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1465.75 957.94 1888.41 361.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16097) 11/28/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 27.73 0.00 1.52 2.37 0.07 68.31 18:35:01 0 24.84 0.00 0.95 0.55 0.05 73.61 18:35:01 1 16.33 0.00 1.05 5.05 0.07 77.49 18:35:01 2 19.53 0.00 1.38 2.20 0.08 76.81 18:35:01 3 50.15 0.00 2.74 1.65 0.08 45.38 18:36:01 all 76.59 0.00 5.72 0.05 0.12 17.52 18:36:01 0 64.79 0.00 5.33 0.05 0.12 29.71 18:36:01 1 79.60 0.00 6.71 0.05 0.12 13.52 18:36:01 2 78.18 0.00 4.75 0.07 0.12 16.89 18:36:01 3 83.80 0.00 6.06 0.08 0.12 9.94 18:37:01 all 60.35 0.00 4.27 0.08 0.11 35.19 18:37:01 0 52.78 0.00 3.44 0.00 0.10 43.68 18:37:01 1 71.54 0.00 5.02 0.02 0.13 23.29 18:37:01 2 56.12 0.00 6.05 0.30 0.10 37.43 18:37:01 3 60.94 0.00 2.58 0.00 0.12 36.36 18:38:01 all 70.25 0.00 2.51 0.09 0.11 27.03 18:38:01 0 68.36 0.00 2.17 0.17 0.10 29.20 18:38:01 1 75.06 0.00 2.00 0.00 0.10 22.83 18:38:01 2 66.38 0.00 3.74 0.20 0.12 29.56 18:38:01 3 71.17 0.00 2.12 0.03 0.12 26.56 18:39:01 all 62.89 0.00 2.12 0.04 0.10 34.86 18:39:01 0 56.90 0.00 1.95 0.00 0.10 41.05 18:39:01 1 66.06 0.00 2.39 0.00 0.10 31.44 18:39:01 2 65.35 0.00 1.98 0.10 0.10 32.47 18:39:01 3 63.29 0.00 2.14 0.02 0.10 34.45 18:40:01 all 60.42 0.00 2.06 0.17 0.10 37.25 18:40:01 0 52.61 0.00 2.26 0.35 0.10 44.68 18:40:01 1 53.73 0.00 2.75 0.05 0.12 43.35 18:40:01 2 69.46 0.00 1.99 0.22 0.10 28.23 18:40:01 3 65.85 0.00 1.24 0.08 0.10 32.73 Average: all 59.70 0.00 3.03 0.47 0.10 36.70 Average: 0 53.37 0.00 2.68 0.19 0.09 43.67 Average: 1 60.38 0.00 3.32 0.86 0.11 35.33 Average: 2 59.18 0.00 3.32 0.51 0.10 36.89 Average: 3 65.87 0.00 2.81 0.31 0.11 30.90