---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11779 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 68G 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 663 10597 4 4728 14983 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:9a:c2:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84888sec preferred_lft 84888sec inet6 fe80::f816:3eff:fe9a:c2bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:98:e1:3a:d2:23 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11779) 11/19/25 _x86_64_ (4 CPU) 01:55:48 LINUX RESTART (4 CPU) 02:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:18 24.75 1.02 11.26 12.47 353.13 3238.49 241462.66 02:20:00 25.02 0.55 20.48 3.99 19.72 3804.66 7648.17 Average: 24.88 0.79 15.80 8.30 189.00 3517.21 126359.83 02:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:18 9863244 13412324 2545820 15.55 142780 3511956 2816976 16.17 753644 5357528 28384 02:20:00 10914596 15395736 555388 3.39 165952 4359844 1045364 6.00 1012320 3937612 2968 Average: 10388920 14404030 1550604 9.47 154366 3935900 1931170 11.08 882982 4647570 15676 02:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:18 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 02:10:18 ens3 70.51 55.15 207.73 17.78 0.00 0.00 0.00 0.00 02:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:00 lo 1483.76 1483.76 1402.77 1402.77 0.00 0.00 0.00 0.00 02:20:00 ens3 121.71 107.95 410.87 200.59 0.00 0.00 0.00 0.00 02:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 731.18 731.18 690.64 690.64 0.00 0.00 0.00 0.00 Average: ens3 95.72 81.14 307.73 107.78 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11779) 11/19/25 _x86_64_ (4 CPU) 01:55:48 LINUX RESTART (4 CPU) 02:00:18 CPU %user %nice %system %iowait %steal %idle 02:10:18 all 74.57 0.00 2.43 0.07 0.11 22.82 02:10:18 0 72.90 0.00 2.19 0.05 0.11 24.75 02:10:18 1 73.97 0.00 2.37 0.06 0.11 23.49 02:10:18 2 75.71 0.00 2.66 0.06 0.11 21.46 02:10:18 3 75.72 0.00 2.49 0.10 0.11 21.58 02:20:00 all 48.71 0.00 2.19 0.66 0.09 48.35 02:20:00 0 45.03 0.00 1.95 1.00 0.09 51.92 02:20:00 1 53.20 0.00 2.29 0.22 0.09 44.19 02:20:00 2 47.82 0.00 2.10 1.11 0.10 48.87 02:20:00 3 48.79 0.00 2.40 0.31 0.09 48.41 Average: all 61.84 0.00 2.31 0.36 0.10 35.38 Average: 0 59.17 0.00 2.07 0.52 0.10 38.13 Average: 1 63.75 0.00 2.33 0.14 0.10 33.68 Average: 2 61.99 0.00 2.39 0.58 0.10 34.94 Average: 3 62.47 0.00 2.45 0.20 0.10 34.78