---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46945 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 13% / 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 706 10850 4 4432 14939 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:c0:34:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84588sec preferred_lft 84588sec inet6 fe80::f816:3eff:fec0:347e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:d3:ad:a0:e5:19 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-46945) 09/02/26 _x86_64_ (4 CPU) 21:55:39 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:29 34.12 2.48 26.70 4.93 139.12 3669.95 3262.77 22:20:12 39.20 0.19 32.40 6.60 11.03 3953.57 3929.44 Average: 36.56 1.38 29.45 5.74 77.47 3806.45 3583.63 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:29 10300800 13649100 2309772 14.11 152244 3319252 2589436 14.86 547380 5143120 11844 22:20:12 11201440 15376268 577220 3.53 201704 4027996 1126740 6.47 778588 3908904 216 Average: 10751120 14512684 1443496 8.82 176974 3673624 1858088 10.67 662984 4526012 6030 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:29 lo 3189.27 3189.27 3042.20 3042.20 0.00 0.00 0.00 0.00 22:10:29 ens3 135.92 106.19 776.35 26.28 0.00 0.00 0.00 0.00 22:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:12 lo 4111.67 4111.67 3918.89 3918.89 0.00 0.00 0.00 0.00 22:20:12 ens3 78.55 66.93 138.44 51.77 0.00 0.00 0.00 0.00 22:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3633.21 3633.21 3464.13 3464.13 0.00 0.00 0.00 0.00 Average: ens3 108.31 87.29 469.33 38.55 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-46945) 09/02/26 _x86_64_ (4 CPU) 21:55:39 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:29 all 43.82 0.00 3.01 0.11 0.02 53.04 22:10:29 0 44.39 0.00 3.15 0.11 0.02 52.33 22:10:29 1 43.14 0.00 2.85 0.12 0.02 53.86 22:10:29 2 43.53 0.00 2.89 0.11 0.02 53.45 22:10:29 3 44.22 0.00 3.16 0.09 0.02 52.51 22:20:12 all 47.51 0.00 3.49 0.12 0.02 48.85 22:20:12 0 46.61 0.00 3.82 0.07 0.03 49.47 22:20:12 1 49.20 0.00 3.89 0.11 0.02 46.78 22:20:12 2 48.94 0.00 3.28 0.12 0.02 47.65 22:20:12 3 45.30 0.00 2.99 0.17 0.02 51.52 Average: all 45.60 0.00 3.24 0.11 0.02 51.02 Average: 0 45.46 0.00 3.47 0.09 0.02 50.95 Average: 1 46.06 0.00 3.35 0.12 0.02 50.45 Average: 2 46.14 0.00 3.08 0.11 0.02 50.66 Average: 3 44.74 0.00 3.07 0.13 0.02 52.03