---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6447 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 682 10673 4 4633 14963 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:79:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84768sec preferred_lft 84768sec inet6 fe80::f816:3eff:fe2c:79f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:3a:af:4e:5c:d2 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-6447) 09/09/26 _x86_64_ (4 CPU) 21:56:45 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:24 50.63 0.49 41.36 8.78 35.88 4719.80 23683.08 22:20:06 20.28 0.19 17.12 2.97 11.03 2544.37 5352.16 Average: 35.96 0.35 29.64 5.97 23.87 3668.54 14824.85 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:24 10051588 13891188 2063424 12.60 174520 3754688 2287900 13.13 642636 5257248 58632 22:20:06 11005572 15385988 566156 3.46 202024 4230648 1145608 6.58 797192 4085200 216 Average: 10528580 14638588 1314790 8.03 188272 3992668 1716754 9.85 719914 4671224 29424 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:24 lo 4695.61 4695.61 4476.47 4476.47 0.00 0.00 0.00 0.00 22:10:24 ens3 121.91 84.06 383.96 28.60 0.00 0.00 0.00 0.00 22:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:06 lo 1330.73 1330.73 1258.09 1258.09 0.00 0.00 0.00 0.00 22:20:06 ens3 85.84 80.07 139.51 118.62 0.00 0.00 0.00 0.00 22:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3069.57 3069.57 2921.22 2921.22 0.00 0.00 0.00 0.00 Average: ens3 104.48 82.13 265.83 72.10 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-6447) 09/09/26 _x86_64_ (4 CPU) 21:56:45 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:24 all 65.23 0.00 4.35 0.18 0.05 30.20 22:10:24 0 65.72 0.00 4.12 0.25 0.05 29.86 22:10:24 1 64.86 0.00 4.17 0.14 0.05 30.79 22:10:24 2 65.13 0.00 4.62 0.15 0.05 30.05 22:10:24 3 65.21 0.00 4.50 0.16 0.05 30.08 22:20:06 all 24.65 0.00 1.54 0.08 0.02 73.71 22:20:06 0 21.86 0.00 1.42 0.15 0.02 76.55 22:20:06 1 27.93 0.00 1.53 0.07 0.02 70.45 22:20:06 2 26.23 0.00 1.55 0.05 0.02 72.14 22:20:06 3 22.59 0.00 1.64 0.06 0.02 75.70 Average: all 45.60 0.00 2.99 0.13 0.03 51.25 Average: 0 44.45 0.00 2.81 0.20 0.04 52.50 Average: 1 47.00 0.00 2.89 0.11 0.04 49.96 Average: 2 46.32 0.00 3.14 0.10 0.03 50.41 Average: 3 44.61 0.00 3.12 0.11 0.03 52.12