---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6343 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 670 8595 4 6723 14975 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:ac:86:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84381sec preferred_lft 84381sec inet6 fe80::f816:3eff:feac:865f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:54:00:5f:45:85 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-6343) 09/09/26 _x86_64_ (4 CPU) 12:52:34 LINUX RESTART (4 CPU) 13:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 20.09 0.06 17.78 2.26 5.93 1980.84 17752.69 13:20:02 28.86 0.04 25.96 2.86 1.00 4241.43 20409.91 Average: 24.49 0.05 21.88 2.56 3.46 3113.87 19084.52 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 9308440 13287316 2667740 16.29 148428 3932492 3073584 17.64 730448 5927996 16288 13:20:02 7549136 12509640 3441108 21.02 163916 4855476 3367972 19.33 998768 7354220 552 Average: 8428788 12898478 3054424 18.66 156172 4393984 3220778 18.49 864608 6641108 8420 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1273.14 1273.14 1207.00 1207.00 0.00 0.00 0.00 0.00 13:10:01 ens3 17.51 17.10 16.80 6.23 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 1513.13 1513.13 1437.54 1437.54 0.00 0.00 0.00 0.00 13:20:02 ens3 20.24 18.77 33.42 6.67 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1393.42 1393.42 1322.55 1322.55 0.00 0.00 0.00 0.00 Average: ens3 18.88 17.94 25.13 6.45 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-6343) 09/09/26 _x86_64_ (4 CPU) 12:52:34 LINUX RESTART (4 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 59.97 0.00 2.25 0.09 0.03 37.67 13:10:01 0 58.48 0.00 2.28 0.10 0.03 39.11 13:10:01 1 60.57 0.00 2.39 0.07 0.03 36.94 13:10:01 2 60.02 0.00 2.30 0.06 0.03 37.59 13:10:01 3 60.79 0.00 2.04 0.11 0.03 37.03 13:20:02 all 54.00 0.00 2.51 0.62 0.04 42.83 13:20:02 0 53.22 0.00 2.87 1.17 0.04 42.71 13:20:02 1 57.12 0.00 2.41 0.46 0.03 39.97 13:20:02 2 53.45 0.00 2.28 0.48 0.04 43.75 13:20:02 3 52.23 0.00 2.46 0.39 0.03 44.89 Average: all 56.98 0.00 2.38 0.36 0.03 40.25 Average: 0 55.85 0.00 2.57 0.63 0.04 40.91 Average: 1 58.84 0.00 2.40 0.27 0.03 38.46 Average: 2 56.73 0.00 2.29 0.27 0.04 40.67 Average: 3 56.50 0.00 2.25 0.25 0.03 40.97