---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-838 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 67G 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 604 10506 4 4878 15041 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:ea:a0:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:feea:a0ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:84:1a:d9:41:d6 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-838) 09/06/26 _x86_64_ (4 CPU) 15:26:29 LINUX RESTART (4 CPU) 15:30:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:22 12.39 2.05 9.53 0.80 134.25 2997.86 321.73 15:50:03 26.51 0.72 22.43 3.36 22.23 4235.72 3353.89 Average: 19.40 1.39 15.94 2.07 78.62 3612.57 1827.46 15:30:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:22 10583496 14001892 1957036 11.95 133356 3404108 2608356 14.97 565252 4829188 20360 15:50:03 8638320 13164588 2786088 17.02 172324 4394596 3553452 20.40 868392 6386876 2088 Average: 9610908 13583240 2371562 14.48 152840 3899352 3080904 17.68 716822 5608032 11224 15:30:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:22 lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 15:40:22 ens3 97.76 79.93 604.40 15.64 0.00 0.00 0.00 0.00 15:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:03 lo 1750.51 1750.51 1669.09 1669.09 0.00 0.00 0.00 0.00 15:50:03 ens3 68.71 56.19 459.21 13.30 0.00 0.00 0.00 0.00 15:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 869.90 869.90 828.91 828.91 0.00 0.00 0.00 0.00 Average: ens3 83.33 68.14 532.30 14.48 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-838) 09/06/26 _x86_64_ (4 CPU) 15:26:29 LINUX RESTART (4 CPU) 15:30:33 CPU %user %nice %system %iowait %steal %idle 15:40:22 all 60.80 0.00 2.33 0.06 0.02 36.79 15:40:22 0 60.81 0.00 2.37 0.06 0.02 36.74 15:40:22 1 61.54 0.00 2.51 0.07 0.02 35.86 15:40:22 2 60.81 0.00 2.15 0.06 0.02 36.96 15:40:22 3 60.04 0.00 2.29 0.03 0.02 37.61 15:50:03 all 64.71 0.00 2.87 0.07 0.02 32.33 15:50:03 0 64.07 0.00 2.38 0.07 0.02 33.45 15:50:03 1 64.86 0.00 2.94 0.06 0.01 32.12 15:50:03 2 66.90 0.00 3.30 0.05 0.02 29.73 15:50:03 3 63.01 0.00 2.86 0.10 0.02 34.02 Average: all 62.74 0.00 2.60 0.06 0.02 34.58 Average: 0 62.43 0.00 2.37 0.07 0.02 35.11 Average: 1 63.19 0.00 2.73 0.06 0.02 34.00 Average: 2 63.84 0.00 2.72 0.05 0.02 33.37 Average: 3 61.52 0.00 2.57 0.07 0.02 35.83