---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6698 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 13G 66G 16% / 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 636 8659 4 6693 15010 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:1a:b8:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84058sec preferred_lft 84058sec inet6 fe80::f816:3eff:fe1a:b8db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:9f:57:26:7e:6c 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-6698) 04/22/26 _x86_64_ (4 CPU) 11:36:02 LINUX RESTART (4 CPU) 11:40:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:42 48.27 2.47 28.69 17.10 149.24 4361.07 243594.95 12:00:01 30.72 0.02 27.57 3.13 0.23 2491.84 8904.85 12:10:20 14.80 0.04 13.68 1.08 0.71 4995.24 49362.30 Average: 31.11 0.85 23.12 7.13 50.71 3993.57 102213.56 11:40:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:42 9249200 12871808 3085364 18.84 140372 3603232 3349420 19.23 718848 6021280 25008 12:00:01 8851932 12866012 3087604 18.86 160780 3944420 3383532 19.42 829852 6272712 17004 12:10:20 6482568 12874796 3071268 18.76 179684 6223496 3069120 17.62 1614468 7749376 1026168 Average: 8194567 12870872 3081412 18.82 160279 4590383 3267357 18.75 1054389 6681123 356060 11:40:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:42 lo 1720.38 1720.38 1633.92 1633.92 0.00 0.00 0.00 0.00 11:50:42 ens3 99.53 71.13 568.06 17.93 0.00 0.00 0.00 0.00 11:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 1409.29 1409.29 1342.43 1342.43 0.00 0.00 0.00 0.00 12:00:01 ens3 38.97 30.54 47.13 10.63 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:20 lo 2691.21 2691.21 9327.66 9327.66 0.00 0.00 0.00 0.00 12:10:20 ens3 35.97 27.72 98.98 8.31 0.00 0.00 0.00 0.00 12:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1960.14 1960.14 4217.92 4217.92 0.00 0.00 0.00 0.00 Average: ens3 58.38 43.26 241.05 12.29 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-6698) 04/22/26 _x86_64_ (4 CPU) 11:36:02 LINUX RESTART (4 CPU) 11:40:42 CPU %user %nice %system %iowait %steal %idle 11:50:42 all 70.71 0.00 2.70 1.03 0.10 25.45 11:50:42 0 68.53 0.00 2.39 1.07 0.10 27.91 11:50:42 1 70.61 0.00 2.81 0.55 0.10 25.93 11:50:42 2 71.79 0.00 2.61 1.10 0.10 24.40 11:50:42 3 71.93 0.00 2.99 1.39 0.11 23.58 12:00:01 all 63.46 0.00 2.43 0.97 0.11 33.03 12:00:01 0 62.18 0.00 2.23 0.70 0.11 34.78 12:00:01 1 62.76 0.00 2.49 0.83 0.11 33.81 12:00:01 2 65.17 0.00 2.45 0.77 0.11 31.50 12:00:01 3 63.74 0.00 2.54 1.57 0.11 32.04 12:10:20 all 42.05 0.00 1.62 0.82 0.09 55.42 12:10:20 0 43.25 0.00 1.61 0.43 0.09 54.62 12:10:20 1 41.78 0.00 1.53 0.39 0.09 56.20 12:10:20 2 39.36 0.00 1.87 0.86 0.09 57.82 12:10:20 3 43.82 0.00 1.45 1.60 0.08 53.05 Average: all 58.45 0.00 2.24 0.94 0.10 38.27 Average: 0 57.73 0.00 2.07 0.73 0.10 39.37 Average: 1 58.11 0.00 2.27 0.58 0.10 38.95 Average: 2 58.42 0.00 2.30 0.91 0.10 38.27 Average: 3 59.55 0.00 2.31 1.52 0.10 36.51