---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-772 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 651 10386 4 4951 14995 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:da:73:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84283sec preferred_lft 84283sec inet6 fe80::f816:3eff:feda:73f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:52:fd:0b:15:2b 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-772) 07/31/26 _x86_64_ (4 CPU) 01:46:05 LINUX RESTART (4 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 23.97 2.18 8.19 13.60 333.09 1897.90 242131.98 02:10:01 11.00 0.46 9.47 1.06 17.66 2131.90 2530.31 02:20:00 32.75 0.56 27.90 4.29 22.10 3756.51 3748.51 Average: 22.57 1.07 15.19 6.31 124.12 2595.51 82674.69 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 10758832 13906072 2056048 12.56 119092 3178916 2447616 14.05 556748 4709528 33832 02:10:01 9931172 13696860 2259524 13.80 148488 3707504 2459996 14.12 715100 5295016 26884 02:20:00 10673316 15384112 565392 3.45 173704 4565084 1120672 6.43 966132 4233980 68 Average: 10454440 14329015 1626988 9.94 147095 3817168 2009428 11.53 745993 4746175 20261 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 02:00:01 ens3 69.79 55.76 737.27 8.99 0.00 0.00 0.00 0.00 02:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 02:10:01 ens3 66.68 52.09 101.41 16.58 0.00 0.00 0.00 0.00 02:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:00 lo 1810.36 1810.36 1714.20 1714.20 0.00 0.00 0.00 0.00 02:20:00 ens3 107.64 94.94 413.38 151.72 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 604.00 604.00 571.41 571.41 0.00 0.00 0.00 0.00 Average: ens3 81.37 67.60 417.00 59.10 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-772) 07/31/26 _x86_64_ (4 CPU) 01:46:05 LINUX RESTART (4 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 19.52 0.00 0.72 0.06 0.04 79.66 02:00:01 0 18.76 0.00 0.64 0.09 0.04 80.47 02:00:01 1 19.94 0.00 0.61 0.08 0.05 79.32 02:00:01 2 19.40 0.00 0.77 0.06 0.04 79.73 02:00:01 3 19.98 0.00 0.86 0.02 0.04 79.10 02:10:01 all 69.55 0.00 2.24 0.17 0.10 27.94 02:10:01 0 67.89 0.00 2.38 0.35 0.10 29.28 02:10:01 1 70.57 0.00 2.05 0.04 0.10 27.24 02:10:01 2 69.48 0.00 2.32 0.26 0.10 27.83 02:10:01 3 70.27 0.00 2.20 0.03 0.10 27.40 02:20:00 all 46.25 0.00 2.16 0.10 0.09 51.41 02:20:00 0 45.77 0.00 2.05 0.13 0.09 51.96 02:20:00 1 48.43 0.00 2.43 0.10 0.08 48.95 02:20:00 2 42.92 0.00 1.76 0.14 0.08 55.11 02:20:00 3 47.86 0.00 2.41 0.03 0.09 49.62 Average: all 45.10 0.00 1.71 0.11 0.07 53.00 Average: 0 44.15 0.00 1.69 0.19 0.07 53.89 Average: 1 46.30 0.00 1.69 0.07 0.08 51.86 Average: 2 43.92 0.00 1.62 0.15 0.07 54.24 Average: 3 46.05 0.00 1.82 0.03 0.08 52.03