---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6358 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 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 649 8831 4 6508 14996 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:69:1e:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84251sec preferred_lft 84251sec inet6 fe80::f816:3eff:fe69:1efe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:c8:d3:ea:5d:c6 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-6358) 09/09/26 _x86_64_ (4 CPU) 14:44:25 LINUX RESTART (4 CPU) 14:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:26 19.84 0.06 17.39 2.39 6.09 1992.67 3208.41 15:10:26 28.20 0.02 25.29 2.89 0.59 2251.45 11971.48 15:20:02 15.87 0.10 14.06 1.70 8.69 8259.46 3444.69 Average: 21.36 0.06 18.96 2.34 5.09 4082.68 6205.63 14:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:26 9161464 12872436 3084660 18.84 138748 3684684 3503896 20.11 689964 6119200 17016 15:10:26 9167460 13233796 2720284 16.61 163424 3990096 2967128 17.03 791372 5978240 204 15:20:02 9061724 15369616 578112 3.53 177512 6143812 1120284 6.43 1586292 5199088 11420 Average: 9130216 13825283 2127685 13.00 159895 4606197 2530436 14.52 1022543 5765509 9547 14:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:26 lo 1641.82 1641.82 1559.52 1559.52 0.00 0.00 0.00 0.00 15:00:26 ens3 18.03 17.43 19.65 6.37 0.00 0.00 0.00 0.00 15:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:26 lo 1911.75 1911.75 1823.37 1823.37 0.00 0.00 0.00 0.00 15:10:26 ens3 15.71 15.23 27.51 5.14 0.00 0.00 0.00 0.00 15:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:02 lo 793.65 793.65 7534.63 7534.63 0.00 0.00 0.00 0.00 15:20:02 ens3 36.12 30.45 110.74 35.03 0.00 0.00 0.00 0.00 15:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1460.63 1460.63 3557.96 3557.96 0.00 0.00 0.00 0.00 Average: ens3 23.04 20.86 51.39 15.12 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-6358) 09/09/26 _x86_64_ (4 CPU) 14:44:25 LINUX RESTART (4 CPU) 14:50:02 CPU %user %nice %system %iowait %steal %idle 15:00:26 all 64.20 0.00 2.67 0.07 0.04 33.02 15:00:26 0 63.68 0.00 2.64 0.04 0.04 33.61 15:00:26 1 64.92 0.00 2.60 0.05 0.04 32.38 15:00:26 2 63.08 0.00 2.66 0.08 0.04 34.14 15:00:26 3 65.14 0.00 2.78 0.09 0.05 31.94 15:10:26 all 54.82 0.00 2.72 0.20 0.05 42.21 15:10:26 0 55.50 0.00 2.93 0.22 0.05 41.29 15:10:26 1 54.48 0.00 2.72 0.14 0.05 42.62 15:10:26 2 55.18 0.00 2.67 0.15 0.05 41.96 15:10:26 3 54.12 0.00 2.55 0.30 0.05 42.97 15:20:02 all 34.71 0.00 1.54 0.32 0.06 63.37 15:20:02 0 33.70 0.00 1.60 0.39 0.06 64.26 15:20:02 1 41.96 0.00 1.56 0.37 0.06 56.06 15:20:02 2 28.88 0.00 1.55 0.38 0.07 69.12 15:20:02 3 34.30 0.00 1.45 0.14 0.06 64.05 Average: all 51.64 0.00 2.32 0.19 0.05 45.80 Average: 0 51.36 0.00 2.40 0.21 0.05 45.98 Average: 1 54.08 0.00 2.31 0.18 0.05 43.38 Average: 2 49.51 0.00 2.31 0.20 0.05 47.93 Average: 3 51.60 0.00 2.28 0.18 0.05 45.89