---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23970 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 741 9995 4 5252 14905 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:db:fc:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84826sec preferred_lft 84826sec inet6 fe80::f816:3eff:fedb:fc10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:3f:db:0b:46:97 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-23970) 02/28/26 _x86_64_ (4 CPU) 02:47:38 LINUX RESTART (4 CPU) 02:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:09 28.87 1.18 25.24 2.45 54.26 5350.86 14398.90 03:10:04 31.19 0.06 28.06 3.07 1.45 5932.71 22340.22 Average: 30.02 0.62 26.64 2.76 28.05 5639.69 18340.98 02:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:09 9406456 13217064 2737756 16.72 156080 3733032 2929004 16.81 760516 5776688 107964 03:10:04 7915612 13010340 2938164 17.95 189040 4918280 3054468 17.53 1047276 6892388 18512 Average: 8661034 13113702 2837960 17.33 172560 4325656 2991736 17.17 903896 6334538 63238 02:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:09 lo 1075.40 1075.40 1024.24 1024.24 0.00 0.00 0.00 0.00 03:00:09 ens3 61.49 49.34 398.22 10.98 0.00 0.00 0.00 0.00 03:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:04 lo 1064.41 1064.41 1013.61 1013.61 0.00 0.00 0.00 0.00 03:10:04 ens3 38.82 32.51 225.39 8.13 0.00 0.00 0.00 0.00 03:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1069.94 1069.94 1018.96 1018.96 0.00 0.00 0.00 0.00 Average: ens3 50.23 40.99 312.43 9.56 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-23970) 02/28/26 _x86_64_ (4 CPU) 02:47:38 LINUX RESTART (4 CPU) 02:50:05 CPU %user %nice %system %iowait %steal %idle 03:00:09 all 65.95 0.00 2.32 0.07 0.09 31.56 03:00:09 0 64.55 0.00 2.13 0.05 0.09 33.18 03:00:09 1 67.60 0.00 2.42 0.05 0.10 29.83 03:00:09 2 64.16 0.00 2.18 0.08 0.09 33.50 03:00:09 3 67.52 0.00 2.55 0.09 0.09 29.75 03:10:04 all 56.49 0.00 2.16 1.40 0.09 39.86 03:10:04 0 55.70 0.00 2.04 0.69 0.09 41.48 03:10:04 1 55.34 0.00 2.16 1.05 0.09 41.35 03:10:04 2 56.78 0.00 2.25 1.89 0.09 38.98 03:10:04 3 58.14 0.00 2.20 1.97 0.09 37.61 Average: all 61.25 0.00 2.24 0.73 0.09 35.68 Average: 0 60.15 0.00 2.08 0.37 0.09 37.30 Average: 1 61.51 0.00 2.29 0.55 0.09 35.55 Average: 2 60.49 0.00 2.22 0.98 0.09 36.22 Average: 3 62.87 0.00 2.38 1.02 0.09 33.65