---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11087 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 nrip_save 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 11G 67G 14% / 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 605 10500 4 4883 15041 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:5b:d7:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84783sec preferred_lft 84783sec inet6 fe80::f816:3eff:fe5b:d7f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:79:d7:49:4c:fd 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-11087) 02/16/26 _x86_64_ (4 CPU) 09:57:18 LINUX RESTART (4 CPU) 10:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:06 10.81 2.06 8.34 0.42 523.07 2457.30 5010.09 10:20:01 8.00 0.54 7.04 0.42 19.50 1463.83 793.16 Average: 9.41 1.30 7.69 0.42 271.86 1961.70 2906.45 10:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:06 8715376 11817832 4144808 25.31 115736 3150600 4342528 24.93 632056 6688512 2228 10:20:01 10193100 13689588 2269888 13.86 133368 3500032 2461148 14.13 694108 5104492 8400 Average: 9454238 12753710 3207348 19.59 124552 3325316 3401838 19.53 663082 5896502 5314 10:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:06 lo 0.67 0.67 0.39 0.39 0.00 0.00 0.00 0.00 10:10:06 ens3 27.75 22.25 324.55 3.90 0.00 0.00 0.00 0.00 10:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 108.84 108.84 103.38 103.38 0.00 0.00 0.00 0.00 10:20:01 ens3 29.38 22.27 391.00 3.20 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 54.63 54.63 51.77 51.77 0.00 0.00 0.00 0.00 Average: ens3 28.56 22.26 357.70 3.55 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-11087) 02/16/26 _x86_64_ (4 CPU) 09:57:18 LINUX RESTART (4 CPU) 10:00:07 CPU %user %nice %system %iowait %steal %idle 10:10:06 all 51.05 0.00 0.92 0.06 0.08 47.89 10:10:06 0 39.67 0.00 0.89 0.08 0.08 59.27 10:10:06 1 58.04 0.00 0.90 0.09 0.08 40.89 10:10:06 2 50.36 0.00 1.02 0.04 0.07 48.50 10:10:06 3 56.15 0.00 0.87 0.05 0.07 42.85 10:20:01 all 49.72 0.00 0.71 0.04 0.07 49.46 10:20:01 0 38.70 0.00 0.71 0.04 0.07 60.48 10:20:01 1 64.61 0.00 0.68 0.01 0.08 34.61 10:20:01 2 36.83 0.00 0.71 0.06 0.07 62.33 10:20:01 3 58.77 0.00 0.75 0.03 0.07 40.38 Average: all 50.39 0.00 0.82 0.05 0.07 48.67 Average: 0 39.19 0.00 0.80 0.06 0.08 59.87 Average: 1 61.32 0.00 0.79 0.05 0.08 37.76 Average: 2 43.61 0.00 0.87 0.05 0.07 55.40 Average: 3 57.45 0.00 0.81 0.04 0.07 41.62