---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10589 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5123 0 2382 7222 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:75:41:e0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.192/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fe75:41e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10589) 11/29/25 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 165.67 82.80 82.87 4906.52 40103.47 22:40:01 58.64 5.68 52.97 183.26 9190.51 22:41:01 58.81 24.35 34.46 1484.02 7190.67 22:42:01 9.55 0.00 9.55 0.00 393.27 22:43:01 42.64 2.15 40.49 115.18 8614.30 22:44:01 28.31 0.68 27.63 77.72 4872.52 Average: 60.61 19.31 41.30 1130.39 11734.45 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 6016404 7407072 2151008 26.34 36272 1535020 713836 7.75 592796 1396740 71156 22:40:01 5792380 7448328 2375032 29.08 55724 1764572 804188 8.73 559360 1621524 134240 22:41:01 5519820 7294284 2647592 32.42 58776 1878100 787884 8.55 725384 1724088 1244 22:42:01 5506800 7288400 2660612 32.58 60704 1882444 787884 8.55 733128 1727548 520 22:43:01 5298676 7434292 2868736 35.12 65360 2224440 654188 7.10 623332 2031128 112164 22:44:01 5268372 7419632 2899040 35.50 67616 2237308 668588 7.25 644968 2037780 15420 Average: 5567075 7382001 2600337 31.84 57409 1920314 736095 7.99 646495 1756468 55791 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 22:39:02 ens3 335.64 193.35 1201.03 63.00 0.00 0.00 0.00 0.00 22:40:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 22:40:01 ens3 67.35 47.09 708.25 10.05 0.00 0.00 0.00 0.00 22:41:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:41:01 ens3 102.50 101.60 1166.03 17.07 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 55.39 79.42 61.43 12.88 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 644.36 571.39 4094.39 74.35 0.00 0.00 0.00 0.00 22:44:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 22:44:01 ens3 14.13 13.55 15.42 6.16 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 203.60 168.06 1209.14 30.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10589) 11/29/25 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.80 0.00 2.93 5.43 2.51 67.33 22:39:02 0 14.77 0.00 4.32 2.69 1.91 76.32 22:39:02 1 12.01 0.00 1.56 6.49 2.05 77.89 22:39:02 2 37.12 0.00 2.60 4.65 3.35 52.28 22:39:02 3 23.19 0.00 3.22 7.89 2.73 62.97 22:40:01 all 20.69 0.00 1.37 2.34 1.25 74.35 22:40:01 0 2.83 0.00 0.40 0.81 0.61 95.34 22:40:01 1 34.84 0.00 2.20 0.63 1.61 60.73 22:40:01 2 34.41 0.00 2.26 7.64 2.11 53.58 22:40:01 3 10.69 0.00 0.63 0.29 0.68 87.72 22:41:01 all 14.08 0.00 0.89 1.24 2.40 81.39 22:41:01 0 20.82 0.00 0.51 1.04 2.19 75.43 22:41:01 1 11.60 0.00 0.60 1.46 1.74 84.61 22:41:01 2 14.30 0.00 1.63 0.96 2.97 80.14 22:41:01 3 9.61 0.00 0.81 1.50 2.72 85.36 22:42:01 all 4.10 0.00 0.32 0.02 1.15 94.41 22:42:01 0 5.36 0.00 0.63 0.00 1.60 92.41 22:42:01 1 0.20 0.00 0.02 0.00 0.17 99.62 22:42:01 2 5.70 0.00 0.13 0.10 0.90 93.17 22:42:01 3 5.12 0.00 0.51 0.00 1.90 92.47 22:43:01 all 16.27 0.00 1.57 0.66 2.70 78.80 22:43:01 0 16.50 0.00 1.54 0.35 2.10 79.51 22:43:01 1 18.28 0.00 1.39 0.66 2.32 77.35 22:43:01 2 17.94 0.00 1.47 1.15 2.70 76.74 22:43:01 3 12.36 0.00 1.91 0.48 3.67 81.58 22:44:01 all 20.26 0.00 0.84 1.16 1.14 76.60 22:44:01 0 19.03 0.00 0.90 0.20 0.83 79.04 22:44:01 1 16.97 0.00 0.42 0.13 0.85 81.63 22:44:01 2 41.72 0.00 1.36 1.00 1.68 54.24 22:44:01 3 3.39 0.00 0.68 3.26 1.19 91.49 Average: all 16.18 0.00 1.32 1.81 1.86 78.83 Average: 0 13.24 0.00 1.39 0.85 1.54 82.98 Average: 1 15.60 0.00 1.03 1.56 1.46 80.35 Average: 2 25.16 0.00 1.58 2.57 2.29 68.41 Average: 3 10.73 0.00 1.30 2.24 2.15 83.58