---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3190 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 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 /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 657 10610 4 4721 14988 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:2c:a3:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84716sec preferred_lft 84716sec inet6 fe80::f816:3eff:fe2c:a3e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:99:b4:90:4d:15 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-3190) 09/08/26 _x86_64_ (4 CPU) 16:43:54 LINUX RESTART (4 CPU) 16:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:00:23 16.41 2.76 12.85 0.79 151.21 4231.95 1401.21 17:10:00 23.69 0.82 19.59 3.28 25.05 3941.37 4928.94 Average: 19.95 1.82 16.13 2.00 89.93 4090.82 3114.56 16:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:23 10114560 13581156 2377488 14.52 134544 3449424 2786180 15.99 579880 5294592 23624 17:10:00 10987776 15448416 504280 3.08 168848 4340128 1047256 6.01 876172 4033604 212 Average: 10551168 14514786 1440884 8.80 151696 3894776 1916718 11.00 728026 4664098 11918 16:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:23 lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 17:00:23 ens3 96.61 80.81 630.08 15.65 0.00 0.00 0.00 0.00 17:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:00 lo 1629.29 1629.29 1552.99 1552.99 0.00 0.00 0.00 0.00 17:10:00 ens3 71.02 60.26 469.48 39.36 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 792.00 792.00 754.32 754.32 0.00 0.00 0.00 0.00 Average: ens3 84.18 70.83 552.08 27.17 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-3190) 09/08/26 _x86_64_ (4 CPU) 16:43:54 LINUX RESTART (4 CPU) 16:50:13 CPU %user %nice %system %iowait %steal %idle 17:00:23 all 63.10 0.00 2.23 0.09 0.03 34.55 17:00:23 0 61.00 0.00 2.28 0.14 0.03 36.55 17:00:23 1 64.56 0.00 2.04 0.09 0.02 33.28 17:00:23 2 63.35 0.00 2.21 0.04 0.04 34.38 17:00:23 3 63.50 0.00 2.37 0.09 0.02 34.01 17:10:00 all 55.11 0.00 2.49 0.08 0.02 42.30 17:10:00 0 54.22 0.00 2.61 0.08 0.02 43.07 17:10:00 1 53.91 0.00 2.23 0.05 0.02 43.79 17:10:00 2 58.39 0.00 2.74 0.07 0.02 38.78 17:10:00 3 53.92 0.00 2.37 0.10 0.02 43.58 Average: all 59.22 0.00 2.35 0.08 0.03 38.32 Average: 0 57.71 0.00 2.44 0.11 0.03 39.71 Average: 1 59.39 0.00 2.13 0.07 0.02 38.38 Average: 2 60.94 0.00 2.46 0.05 0.03 36.51 Average: 3 58.85 0.00 2.37 0.10 0.02 38.66