---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-36344 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: 5599.86 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 13G 65G 17% / 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 692 7929 4 7367 14954 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:72:de:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83918sec preferred_lft 83918sec inet6 fe80::f816:3eff:fe72:de0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:cf:1b:1e:7a:04 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-36344) 07/16/26 _x86_64_ (4 CPU) 07:32:08 LINUX RESTART (4 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 20.16 0.07 17.74 2.35 6.63 2066.76 7767.94 08:00:01 34.06 0.03 30.60 3.43 0.47 4503.74 16367.18 08:10:08 11.17 0.14 9.75 1.28 9.41 7308.40 2583.21 Average: 21.75 0.08 19.33 2.35 5.52 4635.50 8880.65 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 8873936 12969884 2983944 18.22 154084 4037020 3101632 17.80 790888 6294460 20128 08:00:01 7475184 12588352 3361260 20.53 174304 4989800 3291176 18.89 1074164 7342800 344 08:10:08 8175716 15360004 583232 3.56 190112 6978092 1116868 6.41 1823084 5805372 720 Average: 8174945 13639413 2309479 14.11 172833 5334971 2503225 14.37 1229379 6480877 7064 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 982.12 982.12 929.16 929.16 0.00 0.00 0.00 0.00 07:50:01 ens3 43.93 34.77 45.65 11.25 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 1416.70 1416.70 1345.90 1345.90 0.00 0.00 0.00 0.00 08:00:01 ens3 43.49 35.14 25.64 12.30 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 lo 2518.75 2518.75 9177.06 9177.06 0.00 0.00 0.00 0.00 08:10:08 ens3 38.98 41.77 130.50 518.59 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1642.31 1642.31 3836.93 3836.93 0.00 0.00 0.00 0.00 Average: ens3 42.12 37.24 67.50 181.96 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-36344) 07/16/26 _x86_64_ (4 CPU) 07:32:08 LINUX RESTART (4 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 65.08 0.00 2.08 0.17 0.10 32.57 07:50:01 0 65.49 0.00 1.95 0.11 0.09 32.36 07:50:01 1 65.63 0.00 1.90 0.04 0.10 32.33 07:50:01 2 65.53 0.00 2.25 0.03 0.10 32.10 07:50:01 3 63.69 0.00 2.23 0.48 0.10 33.50 08:00:01 all 59.87 0.00 2.47 0.10 0.10 37.46 08:00:01 0 59.24 0.00 2.50 0.05 0.10 38.12 08:00:01 1 57.73 0.00 2.64 0.11 0.10 39.43 08:00:01 2 61.66 0.00 2.23 0.09 0.10 35.92 08:00:01 3 60.84 0.00 2.53 0.15 0.10 36.38 08:10:08 all 31.84 0.00 1.21 0.13 0.08 66.75 08:10:08 0 35.39 0.00 2.12 0.13 0.08 62.27 08:10:08 1 26.51 0.00 0.84 0.10 0.08 72.48 08:10:08 2 35.37 0.00 0.94 0.28 0.08 63.34 08:10:08 3 30.10 0.00 0.94 0.01 0.08 68.88 Average: all 52.18 0.00 1.92 0.13 0.09 45.68 Average: 0 53.30 0.00 2.19 0.10 0.09 44.32 Average: 1 49.85 0.00 1.79 0.08 0.09 48.18 Average: 2 54.12 0.00 1.81 0.13 0.09 43.85 Average: 3 51.45 0.00 1.90 0.21 0.09 46.35