---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46816 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 12G 67G 15% / 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 716 9477 4 5794 14929 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:96:ce:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:fe96:ce0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:aa:74:1b:3c:38 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-46816) 09/02/26 _x86_64_ (4 CPU) 07:26:38 LINUX RESTART (4 CPU) 07:30:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:25 25.15 2.58 20.80 1.77 147.91 4944.61 7329.33 07:50:25 29.89 0.07 26.63 3.20 1.71 3186.73 26550.89 Average: 27.52 1.32 23.71 2.48 74.81 4065.67 16940.11 07:30:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:25 8918216 12924708 3029772 18.50 161680 3918204 3288992 18.88 751996 6257320 181500 07:50:25 7512504 12844704 3103544 18.96 194876 5141856 3307384 18.98 1043068 7301256 904064 Average: 8215360 12884706 3066658 18.73 178278 4530030 3298188 18.93 897532 6779288 542782 07:30:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:25 lo 859.68 859.68 819.46 819.46 0.00 0.00 0.00 0.00 07:40:25 ens3 89.95 72.78 860.38 17.13 0.00 0.00 0.00 0.00 07:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:25 lo 1484.59 1484.59 1415.06 1415.06 0.00 0.00 0.00 0.00 07:50:25 ens3 44.69 36.34 256.89 12.25 0.00 0.00 0.00 0.00 07:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1172.14 1172.14 1117.26 1117.26 0.00 0.00 0.00 0.00 Average: ens3 67.32 54.56 558.64 14.69 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-46816) 09/02/26 _x86_64_ (4 CPU) 07:26:38 LINUX RESTART (4 CPU) 07:30:25 CPU %user %nice %system %iowait %steal %idle 07:40:25 all 64.41 0.00 2.52 0.08 0.03 32.96 07:40:25 0 65.75 0.00 2.55 0.09 0.04 31.58 07:40:25 1 61.82 0.00 2.56 0.12 0.04 35.46 07:40:25 2 66.38 0.00 2.50 0.05 0.03 31.05 07:40:25 3 63.69 0.00 2.46 0.08 0.03 33.74 07:50:25 all 55.82 0.00 2.88 0.08 0.03 41.19 07:50:25 0 57.27 0.00 2.74 0.05 0.03 39.90 07:50:25 1 56.15 0.00 3.22 0.14 0.03 40.45 07:50:25 2 53.28 0.00 2.96 0.09 0.03 43.64 07:50:25 3 56.56 0.00 2.59 0.06 0.03 40.77 Average: all 60.12 0.00 2.70 0.08 0.03 37.07 Average: 0 61.51 0.00 2.64 0.07 0.04 35.74 Average: 1 58.98 0.00 2.89 0.13 0.04 37.96 Average: 2 59.84 0.00 2.73 0.07 0.03 37.34 Average: 3 60.12 0.00 2.53 0.07 0.03 37.25