---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25020 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 11G 67G 14% / 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 683 10336 4 4969 14963 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:f0:55:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84748sec preferred_lft 84748sec inet6 fe80::f816:3eff:fef0:558e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:d0:ad:a3:b2:d2 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-25020) 03/01/26 _x86_64_ (4 CPU) 19:29:51 LINUX RESTART (4 CPU) 19:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:40:10 50.96 11.04 38.54 1.38 1851.43 12420.88 2648.99 19:50:10 21.11 0.84 18.16 2.11 28.07 3507.37 3645.20 Average: 36.14 5.97 28.42 1.74 945.88 7994.08 3143.75 19:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:10 10653812 13917956 2043100 12.48 124988 3280376 2466460 14.16 668376 4694324 35112 19:50:10 8619776 12966428 2985832 18.24 167724 4230756 3249120 18.65 920816 6371908 109788 Average: 9636794 13442192 2514466 15.36 146356 3755566 2857790 16.40 794596 5533116 72450 19:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:10 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 19:40:10 ens3 135.13 100.74 1073.95 21.40 0.00 0.00 0.00 0.00 19:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:10 lo 823.64 823.64 784.21 784.21 0.00 0.00 0.00 0.00 19:50:10 ens3 92.76 68.22 367.58 18.49 0.00 0.00 0.00 0.00 19:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 409.57 409.57 389.52 389.52 0.00 0.00 0.00 0.00 Average: ens3 114.09 84.59 723.14 19.95 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-25020) 03/01/26 _x86_64_ (4 CPU) 19:29:51 LINUX RESTART (4 CPU) 19:30:01 CPU %user %nice %system %iowait %steal %idle 19:40:10 all 40.78 0.00 1.72 0.98 0.08 56.44 19:40:10 0 41.55 0.00 1.92 0.91 0.08 55.53 19:40:10 1 41.63 0.00 1.91 2.22 0.08 54.16 19:40:10 2 40.06 0.00 1.62 0.41 0.08 57.84 19:40:10 3 39.89 0.00 1.42 0.37 0.07 58.24 19:50:10 all 70.70 0.00 2.55 0.06 0.12 26.58 19:50:10 0 69.39 0.00 2.49 0.09 0.12 27.91 19:50:10 1 70.50 0.00 2.70 0.07 0.12 26.61 19:50:10 2 71.23 0.00 2.41 0.04 0.12 26.20 19:50:10 3 71.65 0.00 2.61 0.03 0.12 25.59 Average: all 55.63 0.00 2.13 0.52 0.10 41.62 Average: 0 55.37 0.00 2.20 0.50 0.10 41.82 Average: 1 55.97 0.00 2.30 1.15 0.10 40.48 Average: 2 55.55 0.00 2.01 0.22 0.10 42.12 Average: 3 55.65 0.00 2.01 0.20 0.10 42.04