---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46897 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: 5600.00 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 633 10906 4 4449 15012 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:71:43:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83474sec preferred_lft 83474sec inet6 fe80::f816:3eff:fe71:4378/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:da:b0:07:cc:2e 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-46897) 09/02/26 _x86_64_ (4 CPU) 16:23:41 LINUX RESTART (4 CPU) 16:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 1.53 0.01 1.52 0.01 0.04 19.05 187.90 16:50:11 1.19 0.00 1.19 0.00 0.00 14.33 0.00 17:00:13 1.24 0.00 1.24 0.00 0.00 14.39 0.00 17:10:01 40.76 4.76 35.16 0.83 277.99 3832.44 1656.33 Average: 11.02 1.17 9.64 0.21 68.42 955.04 453.79 16:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 13520208 15520768 492944 3.01 60324 2164836 1173476 6.74 216192 2377344 204 16:50:11 13518896 15519864 493724 3.02 60716 2164852 1173540 6.74 216568 2377904 36 17:00:13 13517940 15519348 494336 3.02 61132 2164860 1173524 6.74 216988 2378484 68 17:10:01 11072456 14298768 1663180 10.16 118364 3272432 2033596 11.67 450332 4480276 158728 Average: 12907375 15214687 786046 4.80 75134 2441745 1388534 7.97 275020 2903502 39759 16:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:01 ens3 0.30 0.09 0.04 0.02 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:11 ens3 0.25 0.08 0.04 0.02 0.00 0.00 0.00 0.00 16:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:13 ens3 0.26 0.08 0.03 0.02 0.00 0.00 0.00 0.00 17:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 96.42 96.42 91.60 91.60 0.00 0.00 0.00 0.00 17:10:01 ens3 92.57 72.89 1018.65 13.33 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.80 23.80 22.55 22.55 0.00 0.00 0.00 0.00 Average: ens3 22.99 18.00 250.69 3.29 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-46897) 09/02/26 _x86_64_ (4 CPU) 16:23:41 LINUX RESTART (4 CPU) 16:30:13 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 0.20 0.00 0.04 0.01 0.00 99.74 16:40:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:40:01 1 0.42 0.00 0.03 0.00 0.00 99.55 16:40:01 2 0.15 0.00 0.05 0.04 0.00 99.76 16:40:01 3 0.20 0.00 0.04 0.00 0.01 99.75 16:50:11 all 0.20 0.00 0.03 0.01 0.01 99.76 16:50:11 0 0.03 0.00 0.04 0.00 0.01 99.91 16:50:11 1 0.01 0.00 0.02 0.00 0.00 99.96 16:50:11 2 0.20 0.00 0.02 0.03 0.00 99.75 16:50:11 3 0.55 0.00 0.04 0.00 0.00 99.40 17:00:13 all 0.14 0.00 0.03 0.01 0.00 99.82 17:00:13 0 0.43 0.00 0.04 0.01 0.00 99.51 17:00:13 1 0.03 0.00 0.03 0.00 0.00 99.93 17:00:13 2 0.09 0.00 0.02 0.02 0.00 99.87 17:00:13 3 0.02 0.00 0.02 0.00 0.00 99.96 17:10:01 all 13.36 0.00 0.83 0.30 0.05 85.46 17:10:01 0 15.39 0.00 0.88 0.51 0.05 83.17 17:10:01 1 15.15 0.00 0.83 0.40 0.10 83.52 17:10:01 2 11.16 0.00 0.69 0.17 0.04 87.94 17:10:01 3 11.75 0.00 0.91 0.11 0.03 87.20 Average: all 3.42 0.00 0.23 0.08 0.02 96.25 Average: 0 3.92 0.00 0.24 0.13 0.02 95.69 Average: 1 3.84 0.00 0.22 0.10 0.03 95.81 Average: 2 2.86 0.00 0.19 0.06 0.01 96.88 Average: 3 3.09 0.00 0.25 0.03 0.01 96.62