---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7946 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 12G 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 658 8995 4 6335 14988 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:23:03:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84590sec preferred_lft 84590sec inet6 fe80::f816:3eff:fe23:330/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:48:c4:41:0d:7d 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-7946) 02/05/26 _x86_64_ (4 CPU) 15:12:42 LINUX RESTART (4 CPU) 15:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:17 26.92 0.02 23.76 3.13 0.33 2144.57 26491.23 15:40:17 21.48 0.02 19.55 1.91 0.45 4018.05 17898.36 Average: 24.23 0.02 21.68 2.52 0.39 3072.36 22235.86 15:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:17 9367488 12928740 3028276 18.50 142172 3537752 3110920 17.86 717844 5900276 33028 15:40:17 5696200 10230448 5722228 34.95 155016 4457148 5460304 31.34 995680 9189524 29748 Average: 7531844 11579594 4375252 26.72 148594 3997450 4285612 24.60 856762 7544900 31388 15:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:17 lo 1532.21 1532.21 1454.84 1454.84 0.00 0.00 0.00 0.00 15:30:17 ens3 23.08 20.87 11.54 6.81 0.00 0.00 0.00 0.00 15:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:17 lo 822.55 822.55 5250.71 5250.71 0.00 0.00 0.00 0.00 15:40:17 ens3 18.19 16.43 23.32 5.61 0.00 0.00 0.00 0.00 15:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1180.77 1180.77 3334.63 3334.63 0.00 0.00 0.00 0.00 Average: ens3 20.66 18.67 17.37 6.21 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-7946) 02/05/26 _x86_64_ (4 CPU) 15:12:42 LINUX RESTART (4 CPU) 15:20:06 CPU %user %nice %system %iowait %steal %idle 15:30:17 all 65.98 0.00 2.46 0.07 0.12 31.37 15:30:17 0 64.85 0.00 2.55 0.11 0.12 32.37 15:30:17 1 65.80 0.00 2.59 0.06 0.12 31.43 15:30:17 2 65.66 0.00 2.51 0.06 0.12 31.66 15:30:17 3 67.61 0.00 2.20 0.04 0.12 30.03 15:40:17 all 51.48 0.00 1.86 0.33 0.10 46.24 15:40:17 0 48.79 0.00 1.98 0.53 0.10 48.61 15:40:17 1 55.28 0.00 1.51 0.18 0.10 42.93 15:40:17 2 51.84 0.00 1.95 0.20 0.10 45.91 15:40:17 3 50.01 0.00 1.99 0.39 0.10 47.50 Average: all 58.79 0.00 2.16 0.20 0.11 38.74 Average: 0 56.89 0.00 2.27 0.31 0.11 40.41 Average: 1 60.58 0.00 2.06 0.12 0.11 37.13 Average: 2 58.81 0.00 2.23 0.13 0.11 38.72 Average: 3 58.89 0.00 2.10 0.22 0.11 38.69