---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7885 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 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 710 8829 4 6448 14936 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:4a:00:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84380sec preferred_lft 84380sec inet6 fe80::f816:3eff:fe4a:74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:56:0e:d4:af:09 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-7885) 04/25/26 _x86_64_ (4 CPU) 02:24:24 LINUX RESTART (4 CPU) 02:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:12 22.00 0.06 19.53 2.40 6.31 2103.12 10006.08 02:50:13 44.73 0.03 28.14 16.56 0.85 4473.06 252581.71 Average: 33.34 0.05 23.83 9.47 3.58 3286.10 131089.58 02:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:12 9120556 13080296 2875384 17.56 143628 3930452 2997740 17.21 867464 5978900 14952 02:50:13 7328832 12317716 3633216 22.19 160980 4896440 3575044 20.52 1155856 7433996 364 Average: 8224694 12699006 3254300 19.88 152304 4413446 3286392 18.86 1011660 6706448 7658 02:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:12 lo 1112.33 1112.33 1053.19 1053.19 0.00 0.00 0.00 0.00 02:40:12 ens3 43.70 34.18 26.73 12.52 0.00 0.00 0.00 0.00 02:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:13 lo 1377.16 1377.16 1306.52 1306.52 0.00 0.00 0.00 0.00 02:50:13 ens3 42.21 34.22 50.29 13.36 0.00 0.00 0.00 0.00 02:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1244.53 1244.53 1179.64 1179.64 0.00 0.00 0.00 0.00 Average: ens3 42.96 34.20 38.49 12.94 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-7885) 04/25/26 _x86_64_ (4 CPU) 02:24:24 LINUX RESTART (4 CPU) 02:30:08 CPU %user %nice %system %iowait %steal %idle 02:40:12 all 64.68 0.00 2.23 0.39 0.11 32.58 02:40:12 0 64.57 0.00 2.19 0.93 0.11 32.20 02:40:12 1 65.80 0.00 2.41 0.33 0.11 31.35 02:40:12 2 64.09 0.00 2.12 0.10 0.11 33.58 02:40:12 3 64.27 0.00 2.19 0.22 0.11 33.20 02:50:13 all 59.04 0.00 2.45 0.16 0.11 38.23 02:50:13 0 58.24 0.00 2.44 0.16 0.11 39.04 02:50:13 1 61.94 0.00 2.70 0.16 0.12 35.08 02:50:13 2 58.77 0.00 2.43 0.09 0.11 38.60 02:50:13 3 57.21 0.00 2.25 0.21 0.11 40.22 Average: all 61.87 0.00 2.34 0.28 0.11 35.40 Average: 0 61.42 0.00 2.32 0.55 0.11 35.61 Average: 1 63.88 0.00 2.55 0.25 0.11 33.21 Average: 2 61.44 0.00 2.28 0.09 0.11 36.08 Average: 3 60.75 0.00 2.22 0.22 0.11 36.70