---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10327 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: 5600.00 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 15% / 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 656 9163 4 6169 14990 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:ba:0a:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84551sec preferred_lft 84551sec inet6 fe80::f816:3eff:feba:a16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:78:c8:a0:73:54 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-10327) 02/14/26 _x86_64_ (4 CPU) 01:06:30 LINUX RESTART (4 CPU) 01:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 26.64 1.23 21.95 3.46 639.98 3393.95 45796.21 01:30:08 22.97 0.16 19.60 3.21 4.96 1781.02 25814.00 Average: 24.78 0.69 20.76 3.33 318.72 2577.97 35687.18 01:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9375116 13086532 2871880 17.54 133296 3696320 3144204 18.05 876196 5730028 300 01:30:08 8986360 13104156 2850484 17.41 154788 4051940 2899396 16.64 1017384 5936100 22756 Average: 9180738 13095344 2861182 17.47 144042 3874130 3021800 17.35 946790 5833064 11528 01:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 30.72 30.72 7.11 7.11 0.00 0.00 0.00 0.00 01:20:01 ens3 37.25 27.53 229.96 6.70 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:08 lo 1361.00 1361.00 1271.50 1271.50 0.00 0.00 0.00 0.00 01:30:08 ens3 44.48 34.95 261.49 9.14 0.00 0.00 0.00 0.00 01:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 703.71 703.71 646.77 646.77 0.00 0.00 0.00 0.00 Average: ens3 40.91 31.28 245.91 7.93 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-10327) 02/14/26 _x86_64_ (4 CPU) 01:06:30 LINUX RESTART (4 CPU) 01:10:08 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 34.04 0.00 1.33 0.28 0.09 64.27 01:20:01 0 32.58 0.00 1.13 0.30 0.09 65.90 01:20:01 1 35.27 0.00 1.55 0.28 0.09 62.81 01:20:01 2 34.30 0.00 1.29 0.34 0.08 63.99 01:20:01 3 34.00 0.00 1.33 0.21 0.08 64.37 01:30:08 all 33.24 0.00 1.76 0.11 0.08 64.81 01:30:08 0 32.65 0.00 1.58 0.07 0.09 65.61 01:30:08 1 32.36 0.00 1.77 0.08 0.08 65.70 01:30:08 2 34.24 0.00 2.00 0.10 0.08 63.57 01:30:08 3 33.70 0.00 1.67 0.21 0.08 64.34 Average: all 33.63 0.00 1.54 0.20 0.09 64.54 Average: 0 32.62 0.00 1.36 0.18 0.09 65.75 Average: 1 33.80 0.00 1.66 0.18 0.09 64.27 Average: 2 34.27 0.00 1.65 0.22 0.08 63.78 Average: 3 33.85 0.00 1.50 0.21 0.08 64.36