---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20269 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 10G 68G 13% / 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 10790 4 4548 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:96:e2:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84910sec preferred_lft 84910sec inet6 fe80::f816:3eff:fe96:e23e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:01:b9:de:b6:9a 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20269) 02/23/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:00 53.49 3.10 42.22 8.17 750.89 5184.81 20189.36 22:20:00 28.93 0.20 24.05 4.68 12.87 3120.25 12651.40 Average: 41.21 1.65 33.14 6.42 381.87 4152.51 16420.32 22:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:00 9895368 13690620 2266604 13.84 165048 3733772 2515564 14.44 812784 5264436 187220 22:20:00 11064028 15363020 589968 3.60 199372 4161204 1141724 6.55 987984 3851060 12772 Average: 10479698 14526820 1428286 8.72 182210 3947488 1828644 10.50 900384 4557748 99996 22:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:00 lo 4293.29 4293.29 4091.45 4091.45 0.00 0.00 0.00 0.00 22:10:00 ens3 173.92 127.90 949.16 33.16 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:00 lo 1917.06 1917.06 1810.85 1810.85 0.00 0.00 0.00 0.00 22:20:00 ens3 134.32 127.33 131.66 184.69 0.00 0.00 0.00 0.00 22:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3105.16 3105.16 2951.13 2951.13 0.00 0.00 0.00 0.00 Average: ens3 154.12 127.61 540.40 108.92 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20269) 02/23/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:00 CPU %user %nice %system %iowait %steal %idle 22:10:00 all 66.02 0.00 3.86 0.18 0.11 29.83 22:10:00 0 65.93 0.00 4.03 0.15 0.11 29.79 22:10:00 1 65.53 0.00 3.64 0.14 0.11 30.59 22:10:00 2 66.06 0.00 3.71 0.28 0.11 29.84 22:10:00 3 66.57 0.00 4.06 0.14 0.11 29.12 22:20:00 all 38.76 0.00 2.12 0.11 0.08 58.93 22:20:00 0 39.43 0.00 2.39 0.07 0.08 58.03 22:20:00 1 35.65 0.00 2.09 0.15 0.07 62.03 22:20:00 2 39.29 0.00 2.02 0.14 0.08 58.48 22:20:00 3 40.67 0.00 1.97 0.09 0.08 57.19 Average: all 52.37 0.00 2.99 0.14 0.09 44.41 Average: 0 52.66 0.00 3.21 0.11 0.09 43.92 Average: 1 50.54 0.00 2.86 0.14 0.09 46.36 Average: 2 52.65 0.00 2.86 0.21 0.09 44.19 Average: 3 53.61 0.00 3.01 0.12 0.09 43.17