---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5372 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 12G 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 650 8856 4 6482 14996 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:16:21:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84619sec preferred_lft 84619sec inet6 fe80::f816:3eff:fe16:2188/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:0e:1d:6c:e6:b9 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5372) 01/28/26 _x86_64_ (4 CPU) 12:23:20 LINUX RESTART (4 CPU) 12:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:09 27.66 0.02 24.46 3.18 0.31 2334.89 32538.96 12:50:38 19.88 0.02 18.06 1.80 0.65 3873.48 18765.55 Average: 23.68 0.02 21.19 2.47 0.48 3122.77 25485.89 12:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:09 9179980 12875788 3081500 18.82 144324 3669244 3349348 19.23 844500 5961440 29108 12:50:38 5451984 10137292 5815984 35.52 156284 4604960 5620516 32.26 1126152 9321920 29688 Average: 7315982 11506540 4448742 27.17 150304 4137102 4484932 25.74 985326 7641680 29398 12:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:09 lo 1632.93 1632.93 1550.67 1550.67 0.00 0.00 0.00 0.00 12:40:09 ens3 27.76 22.85 11.40 7.02 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:38 lo 780.04 780.04 5208.05 5208.05 0.00 0.00 0.00 0.00 12:50:38 ens3 20.32 17.07 23.13 5.59 0.00 0.00 0.00 0.00 12:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1196.18 1196.18 3423.54 3423.54 0.00 0.00 0.00 0.00 Average: ens3 23.95 19.89 17.40 6.29 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5372) 01/28/26 _x86_64_ (4 CPU) 12:23:20 LINUX RESTART (4 CPU) 12:30:10 CPU %user %nice %system %iowait %steal %idle 12:40:09 all 66.06 0.00 2.43 0.18 0.11 31.22 12:40:09 0 65.49 0.00 2.19 0.23 0.11 31.98 12:40:09 1 65.76 0.00 2.24 0.10 0.11 31.80 12:40:09 2 66.30 0.00 2.59 0.12 0.10 30.88 12:40:09 3 66.67 0.00 2.72 0.29 0.10 30.22 12:50:38 all 52.36 0.00 1.78 0.15 0.09 45.62 12:50:38 0 47.09 0.00 1.71 0.23 0.09 50.87 12:50:38 1 50.71 0.00 1.84 0.06 0.09 47.29 12:50:38 2 54.19 0.00 1.91 0.14 0.09 43.67 12:50:38 3 57.46 0.00 1.64 0.19 0.09 40.63 Average: all 59.04 0.00 2.10 0.17 0.10 38.59 Average: 0 56.07 0.00 1.95 0.23 0.10 41.65 Average: 1 58.05 0.00 2.03 0.08 0.10 39.74 Average: 2 60.10 0.00 2.24 0.13 0.10 37.43 Average: 3 61.95 0.00 2.17 0.24 0.10 35.55