---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7412 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 13G 66G 16% / 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 692 8607 4 6688 14953 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:25:5d:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84230sec preferred_lft 84230sec inet6 fe80::f816:3eff:fe25:5d44/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:e6:7b:70:49:0d 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-7412) 09/12/26 _x86_64_ (4 CPU) 02:24:29 LINUX RESTART (4 CPU) 02:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:03 19.11 0.07 16.92 2.12 6.61 2043.67 11278.08 02:50:01 47.11 0.04 30.10 16.98 0.94 4641.69 258644.72 03:00:03 12.38 0.23 10.47 1.68 12.48 7531.54 119494.41 Average: 26.16 0.11 19.14 6.91 6.69 4742.39 129641.08 02:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:03 8704308 12717548 3237264 19.77 143108 3971888 3442836 19.76 746856 6506332 189532 02:50:01 7455996 12337624 3613496 22.07 160048 4784724 3537556 20.31 1010080 7445208 1320 03:00:03 8849864 15340356 605440 3.70 176528 6327088 1124080 6.45 1355540 5645340 35720 Average: 8336723 13465176 2485400 15.18 159895 5027900 2701491 15.51 1037492 6532293 75524 02:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:03 lo 1135.88 1135.88 1075.92 1075.92 0.00 0.00 0.00 0.00 02:40:03 ens3 39.20 29.42 44.92 11.06 0.00 0.00 0.00 0.00 02:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 1481.44 1481.44 1410.68 1410.68 0.00 0.00 0.00 0.00 02:50:01 ens3 55.41 38.35 29.99 16.28 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:03 lo 2507.56 2507.56 9252.97 9252.97 0.00 0.00 0.00 0.00 03:00:03 ens3 48.41 37.68 187.77 11.53 0.00 0.00 0.00 0.00 03:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1709.51 1709.51 3922.47 3922.47 0.00 0.00 0.00 0.00 Average: ens3 47.66 35.15 87.75 12.95 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-7412) 09/12/26 _x86_64_ (4 CPU) 02:24:29 LINUX RESTART (4 CPU) 02:30:03 CPU %user %nice %system %iowait %steal %idle 02:40:03 all 63.71 0.00 2.33 0.08 0.03 33.85 02:40:03 0 62.01 0.00 2.37 0.10 0.03 35.50 02:40:03 1 65.65 0.00 2.14 0.13 0.03 32.05 02:40:03 2 63.31 0.00 2.27 0.04 0.03 34.34 02:40:03 3 63.86 0.00 2.53 0.06 0.03 33.52 02:50:01 all 59.60 0.00 2.80 0.13 0.03 37.44 02:50:01 0 61.08 0.00 2.72 0.09 0.03 36.07 02:50:01 1 57.98 0.00 2.96 0.05 0.03 38.98 02:50:01 2 58.58 0.00 2.86 0.25 0.03 38.29 02:50:01 3 60.77 0.00 2.67 0.11 0.03 36.42 03:00:03 all 32.12 0.00 1.52 0.15 0.03 66.18 03:00:03 0 33.43 0.00 1.39 0.17 0.03 64.98 03:00:03 1 33.41 0.00 1.95 0.06 0.04 64.53 03:00:03 2 28.13 0.00 1.45 0.33 0.03 70.06 03:00:03 3 33.51 0.00 1.27 0.02 0.03 65.16 Average: all 51.76 0.00 2.21 0.12 0.03 45.87 Average: 0 52.10 0.00 2.16 0.12 0.03 45.59 Average: 1 52.32 0.00 2.35 0.08 0.03 45.21 Average: 2 49.96 0.00 2.19 0.21 0.03 47.61 Average: 3 52.67 0.00 2.15 0.06 0.03 45.08