---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10170 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 9.9G 68G 13% / 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 687 11032 4 4269 14959 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:14:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84657sec preferred_lft 84657sec inet6 fe80::f816:3eff:febc:1461/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:b8:cf:f4:ed:d9 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-10170) 05/01/26 _x86_64_ (4 CPU) 20:53:20 LINUX RESTART (4 CPU) 21:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 38.07 2.58 29.80 5.68 143.14 3818.61 2615.38 21:20:02 52.26 0.31 31.51 20.44 11.96 3802.28 242189.26 Average: 45.22 1.44 30.66 13.11 77.10 3810.39 123231.97 21:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 10498364 13792036 2168760 13.25 146744 3277304 2557420 14.68 551548 4947556 110704 21:20:02 11356012 15364412 590172 3.60 195828 3878112 1107288 6.36 785664 3760156 184 Average: 10927188 14578224 1379466 8.43 171286 3577708 1832354 10.52 668606 4353856 55444 21:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 3072.65 3072.65 2930.40 2930.40 0.00 0.00 0.00 0.00 21:10:01 ens3 143.13 106.19 774.20 26.47 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:02 lo 3050.95 3050.95 2899.83 2899.83 0.00 0.00 0.00 0.00 21:20:02 ens3 116.34 104.17 119.80 135.47 0.00 0.00 0.00 0.00 21:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3061.73 3061.73 2915.01 2915.01 0.00 0.00 0.00 0.00 Average: ens3 129.65 105.17 444.73 81.35 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-10170) 05/01/26 _x86_64_ (4 CPU) 20:53:20 LINUX RESTART (4 CPU) 21:00:08 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 49.88 0.00 2.82 0.09 0.08 47.14 21:10:01 0 49.78 0.00 2.52 0.11 0.08 47.52 21:10:01 1 49.76 0.00 3.11 0.10 0.08 46.95 21:10:01 2 50.22 0.00 2.83 0.08 0.07 46.79 21:10:01 3 49.75 0.00 2.80 0.06 0.08 47.31 21:20:02 all 47.72 0.00 2.76 0.10 0.08 49.34 21:20:02 0 45.91 0.00 2.57 0.18 0.08 51.26 21:20:02 1 47.82 0.00 2.81 0.07 0.08 49.23 21:20:02 2 45.55 0.00 2.85 0.08 0.07 51.45 21:20:02 3 51.62 0.00 2.80 0.07 0.08 45.43 Average: all 48.79 0.00 2.79 0.09 0.08 48.25 Average: 0 47.83 0.00 2.54 0.14 0.08 49.41 Average: 1 48.78 0.00 2.96 0.08 0.08 48.10 Average: 2 47.87 0.00 2.84 0.08 0.07 49.14 Average: 3 50.69 0.00 2.80 0.07 0.08 46.36