---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20676 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 12G 66G 16% / 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 652 9001 4 6334 14994 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:d5:3b:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84405sec preferred_lft 84405sec inet6 fe80::f816:3eff:fed5:3b98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:60:59:3d:32:21 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-20676) 02/25/26 _x86_64_ (4 CPU) 16:12:50 LINUX RESTART (4 CPU) 16:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:03 26.76 0.08 23.62 3.06 7.05 2281.90 8141.98 16:40:01 50.76 0.03 33.46 17.26 0.60 7793.90 257849.38 Average: 38.76 0.06 28.54 10.16 3.83 5037.25 132966.43 16:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:03 9777136 13231920 2726684 16.65 139892 3439800 2812288 16.14 690892 5507540 24632 16:40:01 7150296 12850436 3099432 18.93 168740 5569460 3178240 18.24 1411776 7324284 200328 Average: 8463716 13041178 2913058 17.79 154316 4504630 2995264 17.19 1051334 6415912 112480 16:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:03 lo 1521.34 1521.34 1441.82 1441.82 0.00 0.00 0.00 0.00 16:30:03 ens3 51.83 41.16 53.94 14.07 0.00 0.00 0.00 0.00 16:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 1200.79 1200.79 1143.44 1143.44 0.00 0.00 0.00 0.00 16:40:01 ens3 59.70 45.59 151.55 14.50 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1361.10 1361.10 1292.67 1292.67 0.00 0.00 0.00 0.00 Average: ens3 55.76 43.38 102.74 14.29 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-20676) 02/25/26 _x86_64_ (4 CPU) 16:12:50 LINUX RESTART (4 CPU) 16:20:06 CPU %user %nice %system %iowait %steal %idle 16:30:03 all 64.54 0.00 2.49 0.41 0.14 32.42 16:30:03 0 65.15 0.00 2.53 0.46 0.14 31.71 16:30:03 1 64.16 0.00 2.58 0.55 0.14 32.56 16:30:03 2 65.22 0.00 2.56 0.14 0.14 31.93 16:30:03 3 63.63 0.00 2.28 0.48 0.14 33.47 16:40:01 all 61.68 0.00 2.60 1.06 0.14 34.52 16:40:01 0 59.42 0.00 2.84 2.45 0.14 35.16 16:40:01 1 61.05 0.00 2.26 0.28 0.14 36.26 16:40:01 2 59.55 0.00 2.84 0.50 0.14 36.97 16:40:01 3 66.71 0.00 2.45 1.00 0.15 29.69 Average: all 63.11 0.00 2.54 0.73 0.14 33.47 Average: 0 62.28 0.00 2.68 1.46 0.14 33.43 Average: 1 62.61 0.00 2.42 0.42 0.14 34.41 Average: 2 62.38 0.00 2.70 0.32 0.14 34.45 Average: 3 65.17 0.00 2.37 0.74 0.15 31.58