---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15112 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 68G 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 664 10581 4 4743 14982 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:2f:ac:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84612sec preferred_lft 84612sec inet6 fe80::f816:3eff:fe2f:acfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:00:b9:3b:95:75 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-15112) 02/19/26 _x86_64_ (4 CPU) 09:10:28 LINUX RESTART (4 CPU) 09:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 11.63 0.54 9.97 1.13 17.86 2543.17 2448.51 09:40:07 47.76 0.59 28.50 18.67 25.52 3731.70 243480.97 Average: 29.86 0.56 19.32 9.98 21.73 3143.03 124099.60 09:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 9945472 13526260 2430760 14.85 149268 3522656 2970728 17.05 669068 5340804 24244 09:40:07 10840576 15342708 608332 3.72 172788 4363216 1126360 6.47 927696 4113372 13504 Average: 10393024 14434484 1519546 9.28 161028 3942936 2048544 11.76 798382 4727088 18874 09:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 09:30:01 ens3 77.51 58.77 143.94 18.54 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 lo 1601.39 1601.39 1515.32 1515.32 0.00 0.00 0.00 0.00 09:40:07 ens3 117.75 108.29 409.39 200.56 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 808.93 808.93 764.87 764.87 0.00 0.00 0.00 0.00 Average: ens3 97.82 83.77 277.91 110.41 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-15112) 02/19/26 _x86_64_ (4 CPU) 09:10:28 LINUX RESTART (4 CPU) 09:20:07 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 72.51 0.00 2.27 0.03 0.09 25.09 09:30:01 0 74.93 0.00 2.39 0.04 0.09 22.54 09:30:01 1 69.85 0.00 2.28 0.02 0.09 27.76 09:30:01 2 73.54 0.00 2.13 0.04 0.09 24.20 09:30:01 3 71.73 0.00 2.28 0.03 0.09 25.87 09:40:07 all 41.37 0.00 1.98 0.13 0.08 56.44 09:40:07 0 42.37 0.00 2.04 0.17 0.08 55.34 09:40:07 1 42.45 0.00 1.98 0.13 0.08 55.37 09:40:07 2 40.01 0.00 1.90 0.13 0.08 57.88 09:40:07 3 40.66 0.00 2.01 0.08 0.08 57.18 Average: all 56.78 0.00 2.12 0.08 0.09 40.93 Average: 0 58.49 0.00 2.21 0.10 0.09 39.10 Average: 1 56.01 0.00 2.13 0.08 0.09 41.70 Average: 2 56.61 0.00 2.01 0.08 0.09 41.21 Average: 3 56.02 0.00 2.14 0.05 0.09 41.70