---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3904 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 657 9349 4 5981 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:bc:8c:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84535sec preferred_lft 84535sec inet6 fe80::f816:3eff:febc:8c33/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:f3:63:59:66:bc 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-3904) 08/10/26 _x86_64_ (4 CPU) 01:08:17 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:06 30.29 3.36 23.82 3.11 180.89 4884.08 62828.50 01:30:07 32.69 0.19 16.62 15.88 4.80 1704.04 261438.29 Average: 31.49 1.78 20.23 9.47 93.20 3300.46 161733.91 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:06 9546448 13056292 2902828 17.73 128184 3500656 3232524 18.55 666568 5773368 33944 01:30:07 8757624 12803016 3152248 19.25 150264 3978668 3370204 19.34 821484 6363108 170080 Average: 9152036 12929654 3027538 18.49 139224 3739662 3301364 18.95 744026 6068238 102012 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:06 lo 18.37 18.37 3.93 3.93 0.00 0.00 0.00 0.00 01:20:06 ens3 76.09 62.89 680.74 13.18 0.00 0.00 0.00 0.00 01:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:07 lo 1008.47 1008.47 929.92 929.92 0.00 0.00 0.00 0.00 01:30:07 ens3 38.50 28.53 245.66 6.15 0.00 0.00 0.00 0.00 01:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 511.43 511.43 465.06 465.06 0.00 0.00 0.00 0.00 Average: ens3 57.37 45.78 464.07 9.68 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-3904) 08/10/26 _x86_64_ (4 CPU) 01:08:17 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:06 all 35.85 0.00 1.43 0.15 0.08 62.49 01:20:06 0 37.34 0.00 1.60 0.17 0.08 60.80 01:20:06 1 35.93 0.00 1.55 0.29 0.08 62.15 01:20:06 2 34.27 0.00 1.32 0.07 0.09 64.25 01:20:06 3 35.84 0.00 1.26 0.06 0.08 62.76 01:30:07 all 24.24 0.00 1.43 0.07 0.08 74.17 01:30:07 0 24.81 0.00 1.60 0.06 0.09 73.45 01:30:07 1 23.61 0.00 1.59 0.10 0.08 74.62 01:30:07 2 24.66 0.00 1.15 0.04 0.08 74.07 01:30:07 3 23.90 0.00 1.37 0.08 0.08 74.56 Average: all 30.07 0.00 1.43 0.11 0.08 68.30 Average: 0 31.10 0.00 1.60 0.11 0.08 67.09 Average: 1 29.79 0.00 1.57 0.20 0.08 68.36 Average: 2 29.49 0.00 1.24 0.05 0.09 69.13 Average: 3 29.90 0.00 1.31 0.07 0.08 68.63