---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20987 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 664 10400 4 4924 14982 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:0b:f4:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84809sec preferred_lft 84809sec inet6 fe80::f816:3eff:fe0b:f480/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:a4:ea:1f:b8:94 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-20987) 02/26/26 _x86_64_ (4 CPU) 11:14:34 LINUX RESTART (4 CPU) 11:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:03 3.82 0.07 3.58 0.18 6.95 627.33 34.49 11:40:02 19.90 0.54 17.57 1.79 19.62 2473.08 23751.88 Average: 11.86 0.30 10.57 0.98 13.28 1549.35 11882.11 11:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:03 9661616 12812236 3149912 19.24 116948 3192812 3379012 19.40 576704 5792300 1360 11:40:02 10743140 15418824 537012 3.28 137728 4637044 1027588 5.90 946548 4242812 1067160 Average: 10202378 14115530 1843462 11.26 127338 3914928 2203300 12.65 761626 5017556 534260 11:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:03 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 11:30:03 ens3 10.08 8.00 36.42 2.41 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:02 lo 510.75 510.75 486.37 486.37 0.00 0.00 0.00 0.00 11:40:02 ens3 49.01 37.22 485.50 17.77 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.44 255.44 243.15 243.15 0.00 0.00 0.00 0.00 Average: ens3 29.53 22.60 260.75 10.08 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-20987) 02/26/26 _x86_64_ (4 CPU) 11:14:34 LINUX RESTART (4 CPU) 11:20:03 CPU %user %nice %system %iowait %steal %idle 11:30:03 all 47.44 0.00 0.72 1.18 0.09 50.57 11:30:03 0 69.42 0.00 0.80 0.01 0.10 29.66 11:30:03 1 39.68 0.00 0.70 2.23 0.09 57.30 11:30:03 2 40.60 0.00 0.81 0.03 0.08 58.47 11:30:03 3 40.04 0.00 0.56 2.44 0.08 56.88 11:40:02 all 51.69 0.00 1.41 0.11 0.08 46.71 11:40:02 0 54.78 0.00 1.33 0.12 0.08 43.69 11:40:02 1 64.68 0.00 1.28 0.04 0.09 33.90 11:40:02 2 42.76 0.00 1.57 0.06 0.08 55.53 11:40:02 3 44.53 0.00 1.47 0.21 0.08 53.72 Average: all 49.56 0.00 1.07 0.64 0.09 48.64 Average: 0 62.11 0.00 1.07 0.07 0.09 36.67 Average: 1 52.17 0.00 0.99 1.14 0.09 45.61 Average: 2 41.68 0.00 1.19 0.04 0.08 57.00 Average: 3 42.28 0.00 1.02 1.33 0.08 55.30