---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34629 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 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 633 10644 4 4711 15013 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:2d:61:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84763sec preferred_lft 84763sec inet6 fe80::f816:3eff:fe2d:61f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:fc:bc:42:1a:df 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-34629) 07/10/26 _x86_64_ (4 CPU) 20:53:20 LINUX RESTART (4 CPU) 21:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 48.15 2.61 37.82 7.72 144.35 4463.86 36929.26 21:20:13 29.38 0.18 23.57 5.63 12.79 3212.07 17778.83 Average: 38.60 1.37 30.57 6.66 77.40 3826.85 27184.00 21:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 9803288 13665296 2291140 13.99 165056 3798224 2527568 14.51 672024 5491052 126700 21:20:13 10943804 15407972 543548 3.32 204552 4308308 1060936 6.09 879696 4061460 11828 Average: 10373546 14536634 1417344 8.66 184804 4053266 1794252 10.30 775860 4776256 69264 21:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 4103.65 4103.65 3913.28 3913.28 0.00 0.00 0.00 0.00 21:10:01 ens3 165.13 125.57 795.03 33.26 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 21:20:13 lo 2066.48 2066.48 1951.63 1951.63 0.00 0.00 0.00 0.00 21:20:13 ens3 126.62 117.99 123.44 170.54 0.00 0.00 0.00 0.00 21:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3066.98 3066.98 2915.04 2915.04 0.00 0.00 0.00 0.00 Average: ens3 145.53 121.72 453.27 103.12 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-34629) 07/10/26 _x86_64_ (4 CPU) 20:53:20 LINUX RESTART (4 CPU) 21:00:10 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 61.18 0.00 3.69 0.10 0.10 34.92 21:10:01 0 60.39 0.00 3.70 0.07 0.09 35.74 21:10:01 1 61.18 0.00 3.76 0.07 0.10 34.90 21:10:01 2 61.79 0.00 3.64 0.16 0.10 34.31 21:10:01 3 61.36 0.00 3.67 0.12 0.10 34.76 21:20:13 all 39.61 0.00 2.24 0.12 0.08 57.94 21:20:13 0 32.32 0.00 2.22 0.05 0.07 65.34 21:20:13 1 42.91 0.00 2.41 0.08 0.09 54.51 21:20:13 2 42.16 0.00 2.22 0.21 0.08 55.33 21:20:13 3 41.08 0.00 2.11 0.15 0.08 56.58 Average: all 50.19 0.00 2.95 0.11 0.09 46.65 Average: 0 46.09 0.00 2.95 0.06 0.08 50.83 Average: 1 51.87 0.00 3.07 0.08 0.09 44.89 Average: 2 51.80 0.00 2.92 0.19 0.09 45.01 Average: 3 51.03 0.00 2.88 0.14 0.09 45.87