---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61554 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 66G 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 702 9123 4 6163 14943 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:80:55:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84632sec preferred_lft 84632sec inet6 fe80::f816:3eff:fe80:5599/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:16:ad:82:60:63 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61554) 10/03/26 _x86_64_ (4 CPU) 02:34:22 LINUX RESTART (4 CPU) 02:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:16 15.06 0.02 12.40 2.64 0.62 812.79 47663.61 03:00:01 28.28 0.20 24.56 3.51 5.93 6830.83 27111.91 Average: 21.54 0.11 18.36 3.07 3.22 3762.91 37588.91 02:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:16 9497264 13221600 2735444 16.71 127896 3714576 3025044 17.36 729960 5750312 472 03:00:01 7324580 13117056 2831120 17.29 154712 5673328 2853008 16.38 1486928 7064948 217740 Average: 8410922 13169328 2783282 17.00 141304 4693952 2939026 16.87 1108444 6407630 109106 02:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:16 lo 44.37 44.37 10.36 10.36 0.00 0.00 0.00 0.00 02:50:16 ens3 7.71 5.87 7.93 2.03 0.00 0.00 0.00 0.00 02:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1346.78 1346.78 1267.07 1267.07 0.00 0.00 0.00 0.00 03:00:01 ens3 76.71 55.93 477.27 13.27 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 682.83 682.83 626.41 626.41 0.00 0.00 0.00 0.00 Average: ens3 41.54 30.41 238.00 7.54 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61554) 10/03/26 _x86_64_ (4 CPU) 02:34:22 LINUX RESTART (4 CPU) 02:40:07 CPU %user %nice %system %iowait %steal %idle 02:50:16 all 21.28 0.00 1.11 0.12 0.02 77.48 02:50:16 0 22.27 0.00 1.24 0.07 0.02 76.41 02:50:16 1 21.50 0.00 1.13 0.10 0.02 77.26 02:50:16 2 20.02 0.00 1.06 0.20 0.02 78.70 02:50:16 3 21.33 0.00 1.01 0.11 0.01 77.54 03:00:01 all 41.60 0.00 2.30 0.10 0.03 55.98 03:00:01 0 41.15 0.00 2.27 0.21 0.03 56.33 03:00:01 1 42.72 0.00 2.48 0.03 0.03 54.74 03:00:01 2 41.77 0.00 2.12 0.06 0.03 56.03 03:00:01 3 40.73 0.00 2.33 0.08 0.03 56.83 Average: all 31.23 0.00 1.69 0.11 0.02 66.95 Average: 0 31.52 0.00 1.75 0.14 0.02 66.57 Average: 1 31.90 0.00 1.79 0.07 0.02 66.23 Average: 2 30.67 0.00 1.58 0.13 0.02 67.60 Average: 3 30.84 0.00 1.65 0.09 0.02 67.40