---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10764 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 9.9G 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 653 10877 4 4458 14993 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:ca:10:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85101sec preferred_lft 85101sec inet6 fe80::f816:3eff:feca:1069/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:eb:ac:f0:e5:c7 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-10764) 02/15/26 _x86_64_ (4 CPU) 08:59:59 LINUX RESTART (4 CPU) 09:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:13 94.79 19.97 67.88 6.94 2089.13 17132.11 27836.72 09:20:13 34.87 0.15 28.96 5.75 6.63 3649.40 4462.05 Average: 65.17 10.18 48.64 6.35 1059.73 10467.51 16282.45 09:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:13 10174792 13699520 2258732 13.80 152020 3497532 2492284 14.31 690300 5109328 124576 09:20:13 11203436 15404304 547384 3.34 198792 4064584 1099880 6.31 910776 3797136 12 Average: 10689114 14551912 1403058 8.57 175406 3781058 1796082 10.31 800538 4453232 62294 09:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:13 lo 3602.79 3602.79 3434.75 3434.75 0.00 0.00 0.00 0.00 09:10:13 ens3 199.82 145.26 1178.04 34.76 0.00 0.00 0.00 0.00 09:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:13 lo 2821.56 2821.56 2672.37 2672.37 0.00 0.00 0.00 0.00 09:20:13 ens3 143.15 126.80 128.89 170.23 0.00 0.00 0.00 0.00 09:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3216.63 3216.63 3057.90 3057.90 0.00 0.00 0.00 0.00 Average: ens3 171.81 136.13 659.44 101.73 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-10764) 02/15/26 _x86_64_ (4 CPU) 08:59:59 LINUX RESTART (4 CPU) 09:00:00 CPU %user %nice %system %iowait %steal %idle 09:10:13 all 55.47 0.00 3.63 2.56 0.09 38.24 09:10:13 0 53.73 0.00 3.62 3.48 0.10 39.07 09:10:13 1 54.99 0.00 3.92 2.17 0.09 38.83 09:10:13 2 54.74 0.00 3.21 2.14 0.09 39.83 09:10:13 3 58.45 0.00 3.76 2.45 0.10 35.25 09:20:13 all 49.20 0.00 2.70 0.11 0.09 47.91 09:20:13 0 47.32 0.00 2.76 0.09 0.08 49.75 09:20:13 1 47.57 0.00 2.45 0.09 0.08 49.82 09:20:13 2 55.37 0.00 2.94 0.17 0.09 41.43 09:20:13 3 46.53 0.00 2.66 0.09 0.09 50.64 Average: all 52.37 0.00 3.17 1.35 0.09 43.03 Average: 0 50.56 0.00 3.19 1.80 0.09 44.35 Average: 1 51.31 0.00 3.19 1.14 0.09 44.27 Average: 2 55.05 0.00 3.08 1.16 0.09 40.62 Average: 3 52.55 0.00 3.21 1.28 0.09 42.87