---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1766 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 635 10499 4 4854 15011 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:b6:fc:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.165/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:feb6:fcfd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:71:ff:ba:9b:8d 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-1766) 08/03/26 _x86_64_ (4 CPU) 09:56:20 LINUX RESTART (4 CPU) 10:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 6.43 0.69 5.52 0.22 40.37 1488.92 47.41 10:20:08 4.05 0.18 3.76 0.12 5.39 505.55 231.98 Average: 5.23 0.43 4.63 0.17 22.68 991.72 140.73 10:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 9299592 12366436 3596632 21.97 114456 3110140 3800376 21.81 496468 6221152 2468 10:20:08 10538188 13745528 2216724 13.54 119220 3234816 2433260 13.97 526316 4927556 436 Average: 9918890 13055982 2906678 17.75 116838 3172478 3116818 17.89 511392 5574354 1452 10:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 10:10:01 ens3 15.65 13.46 105.84 3.10 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:08 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 10:20:08 ens3 6.72 5.45 42.22 1.32 0.00 0.00 0.00 0.00 10:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 11.14 9.41 73.67 2.20 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-1766) 08/03/26 _x86_64_ (4 CPU) 09:56:20 LINUX RESTART (4 CPU) 10:00:08 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 50.79 0.00 0.99 0.05 0.11 48.06 10:10:01 0 46.23 0.00 0.97 0.02 0.10 52.67 10:10:01 1 54.30 0.00 1.03 0.05 0.11 44.51 10:10:01 2 57.07 0.00 1.03 0.04 0.11 41.76 10:10:01 3 45.57 0.00 0.93 0.09 0.10 53.31 10:20:08 all 42.29 0.00 0.57 0.34 0.10 56.69 10:20:08 0 30.53 0.00 0.52 0.35 0.09 68.51 10:20:08 1 44.68 0.00 0.55 0.15 0.10 54.52 10:20:08 2 54.62 0.00 0.71 0.47 0.12 44.08 10:20:08 3 39.36 0.00 0.49 0.40 0.10 59.65 Average: all 46.49 0.00 0.78 0.20 0.11 52.43 Average: 0 38.28 0.00 0.74 0.19 0.10 60.69 Average: 1 49.43 0.00 0.79 0.10 0.11 49.58 Average: 2 55.83 0.00 0.87 0.26 0.11 42.93 Average: 3 42.43 0.00 0.71 0.25 0.10 56.51