---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20640 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: 5600.00 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 694 9002 4 6292 14952 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:a2:a0:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84930sec preferred_lft 84930sec inet6 fe80::f816:3eff:fea2:a090/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:79:b1:60:84:66 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-20640) 02/25/26 _x86_64_ (4 CPU) 13:09:48 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:02 74.52 11.82 59.42 3.28 1499.40 11417.24 8862.57 13:30:02 30.55 0.03 27.22 3.29 0.36 2597.47 14302.57 Average: 52.59 5.94 43.36 3.29 751.72 7018.17 11575.90 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:02 10197084 13518892 2441312 14.91 131312 3329068 2562120 14.71 654888 5155980 30368 13:30:02 9310632 13088956 2867204 17.51 153952 3728116 2906828 16.69 778336 5865848 25108 Average: 9753858 13303924 2654258 16.21 142632 3528592 2734474 15.70 716612 5510914 27738 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:02 lo 1355.50 1355.50 1283.82 1283.82 0.00 0.00 0.00 0.00 13:20:02 ens3 163.30 119.19 1241.41 22.21 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 1283.24 1283.24 1221.87 1221.87 0.00 0.00 0.00 0.00 13:30:02 ens3 30.07 25.14 50.31 7.69 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1319.46 1319.46 1252.92 1252.92 0.00 0.00 0.00 0.00 Average: ens3 96.85 72.28 647.32 14.97 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-20640) 02/25/26 _x86_64_ (4 CPU) 13:09:48 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:02 all 59.61 0.00 2.68 0.74 0.10 36.87 13:20:02 0 58.64 0.00 2.57 0.37 0.09 38.32 13:20:02 1 59.43 0.00 2.67 0.99 0.10 36.81 13:20:02 2 60.16 0.00 2.81 0.90 0.10 36.04 13:20:02 3 60.23 0.00 2.69 0.68 0.09 36.31 13:30:02 all 63.59 0.00 2.47 0.09 0.10 33.76 13:30:02 0 61.80 0.00 2.43 0.14 0.09 35.54 13:30:02 1 65.72 0.00 2.62 0.07 0.10 31.51 13:30:02 2 64.47 0.00 2.24 0.08 0.10 33.11 13:30:02 3 62.37 0.00 2.59 0.06 0.10 34.88 Average: all 61.60 0.00 2.58 0.41 0.10 35.32 Average: 0 60.22 0.00 2.50 0.26 0.09 36.93 Average: 1 62.57 0.00 2.64 0.53 0.10 34.16 Average: 2 62.31 0.00 2.52 0.49 0.10 34.58 Average: 3 61.30 0.00 2.64 0.37 0.09 35.60