---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19269 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 635 10290 4 5063 15011 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:2e:8c:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84787sec preferred_lft 84787sec inet6 fe80::f816:3eff:fe2e:8cec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:7c:96:2c:42:40 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-19269) 02/20/26 _x86_64_ (4 CPU) 10:26:49 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:08 7.81 0.77 6.52 0.52 624.03 1278.36 16957.12 10:50:21 10.69 0.52 9.58 0.58 19.06 1674.99 815.48 Average: 9.25 0.64 8.06 0.55 320.15 1477.59 8849.19 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:08 8378924 11632056 4330020 26.45 116544 3297960 4478660 25.71 693508 6952076 804 10:50:21 8773228 12722072 3235968 19.76 139144 3932836 3373056 19.36 901080 6310808 267984 Average: 8576076 12177064 3782994 23.10 127844 3615398 3925858 22.53 797294 6631442 134394 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:08 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 10:40:08 ens3 25.15 17.88 260.45 3.01 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:21 lo 219.15 219.15 208.37 208.37 0.00 0.00 0.00 0.00 10:50:21 ens3 34.77 25.45 400.57 3.65 0.00 0.00 0.00 0.00 10:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 110.40 110.40 104.86 104.86 0.00 0.00 0.00 0.00 Average: ens3 29.98 21.68 330.83 3.33 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-19269) 02/20/26 _x86_64_ (4 CPU) 10:26:49 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:08 all 47.76 0.00 0.84 2.07 0.09 49.24 10:40:08 0 36.65 0.00 0.87 7.68 0.09 54.71 10:40:08 1 60.32 0.00 0.92 0.13 0.09 38.55 10:40:08 2 47.76 0.00 0.83 0.47 0.09 50.86 10:40:08 3 46.29 0.00 0.74 0.03 0.08 52.86 10:50:21 all 54.48 0.00 0.92 0.05 0.09 44.46 10:50:21 0 67.46 0.00 0.94 0.02 0.10 31.48 10:50:21 1 42.40 0.00 1.04 0.13 0.08 56.34 10:50:21 2 48.54 0.00 0.74 0.03 0.08 50.60 10:50:21 3 59.58 0.00 0.95 0.03 0.08 39.37 Average: all 51.14 0.00 0.88 1.06 0.09 46.84 Average: 0 52.13 0.00 0.90 3.83 0.10 43.04 Average: 1 51.32 0.00 0.98 0.13 0.08 47.48 Average: 2 48.15 0.00 0.79 0.25 0.08 50.73 Average: 3 52.96 0.00 0.84 0.03 0.08 46.09