---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24950 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 15% / 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 724 9766 4 5498 14922 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:24:e0:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82920sec preferred_lft 82920sec inet6 fe80::f816:3eff:fe24:e024/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:40:73:08:b2:dd 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-24950) 03/01/26 _x86_64_ (4 CPU) 12:06:10 LINUX RESTART (4 CPU) 12:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 1.81 0.04 1.75 0.01 1.54 21.45 226.57 12:30:16 1.55 0.00 1.55 0.00 0.04 17.51 0.00 12:40:06 37.63 4.74 32.04 0.84 272.57 4454.05 704.58 12:50:01 29.82 0.13 26.47 3.23 5.62 3340.86 7907.74 13:00:17 25.80 0.07 22.85 2.89 1.56 5698.33 7643.97 Average: 19.26 0.98 16.88 1.40 55.29 2713.20 3316.82 12:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 13803364 15535888 483028 2.95 54148 1905656 1142740 6.56 193544 2125944 4 12:30:16 13802608 15535948 483064 2.95 54760 1905792 1150932 6.61 194216 2127760 44 12:40:06 10598864 13691824 2270164 13.87 128796 3106584 2749060 15.78 516856 4895136 99660 12:50:01 9686112 13351280 2604780 15.91 160972 3593424 2738608 15.72 733692 5497648 5680 13:00:17 7339996 12218744 3731392 22.79 189264 4716140 4440040 25.49 905188 7636384 64340 Average: 11046189 14066737 1914486 11.69 117588 3045519 2444276 14.03 508699 4456574 33946 12:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:20:01 ens3 0.29 0.12 0.09 0.04 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:16 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 12:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:06 lo 91.56 91.56 86.75 86.75 0.00 0.00 0.00 0.00 12:40:06 ens3 96.99 70.68 919.34 14.71 0.00 0.00 0.00 0.00 12:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 1424.87 1424.87 1357.62 1357.62 0.00 0.00 0.00 0.00 12:50:01 ens3 41.98 34.65 97.17 12.10 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:17 lo 540.00 540.00 513.47 513.47 0.00 0.00 0.00 0.00 13:00:17 ens3 48.45 39.47 223.21 12.83 0.00 0.00 0.00 0.00 13:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 411.04 411.04 391.29 391.29 0.00 0.00 0.00 0.00 Average: ens3 37.42 28.88 245.67 7.93 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-24950) 03/01/26 _x86_64_ (4 CPU) 12:06:10 LINUX RESTART (4 CPU) 12:10:13 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 0.09 0.00 0.02 0.02 0.03 99.84 12:20:01 0 0.04 0.00 0.02 0.05 0.02 99.86 12:20:01 1 0.03 0.00 0.03 0.00 0.03 99.92 12:20:01 2 0.28 0.00 0.02 0.01 0.03 99.66 12:20:01 3 0.02 0.00 0.03 0.01 0.02 99.93 12:30:16 all 0.24 0.00 0.02 0.01 0.03 99.70 12:30:16 0 0.37 0.00 0.01 0.01 0.02 99.59 12:30:16 1 0.02 0.00 0.01 0.00 0.02 99.95 12:30:16 2 0.56 0.00 0.02 0.00 0.03 99.39 12:30:16 3 0.03 0.00 0.04 0.04 0.04 99.85 12:40:06 all 22.10 0.00 1.00 0.34 0.06 76.51 12:40:06 0 24.10 0.00 1.12 0.15 0.06 74.56 12:40:06 1 23.86 0.00 1.02 0.23 0.07 74.83 12:40:06 2 20.45 0.00 0.99 0.07 0.06 78.43 12:40:06 3 19.98 0.00 0.85 0.91 0.05 78.21 12:50:01 all 64.49 0.00 2.43 0.11 0.12 32.85 12:50:01 0 65.30 0.00 2.32 0.07 0.12 32.20 12:50:01 1 64.40 0.00 2.47 0.08 0.12 32.93 12:50:01 2 64.52 0.00 2.48 0.19 0.12 32.70 12:50:01 3 63.75 0.00 2.46 0.11 0.12 33.56 13:00:17 all 59.29 0.00 2.16 0.18 0.11 38.26 13:00:17 0 55.90 0.00 1.79 0.39 0.10 41.83 13:00:17 1 62.90 0.00 2.51 0.07 0.11 34.40 13:00:17 2 58.52 0.00 2.11 0.21 0.11 39.05 13:00:17 3 59.84 0.00 2.24 0.06 0.11 37.75 Average: all 29.29 0.00 1.13 0.13 0.07 69.39 Average: 0 29.15 0.00 1.05 0.13 0.06 69.59 Average: 1 30.31 0.00 1.21 0.08 0.07 68.34 Average: 2 28.91 0.00 1.12 0.09 0.07 69.80 Average: 3 28.77 0.00 1.12 0.22 0.07 69.81