---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10148 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 606 8740 4 6642 15040 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:6e:c6:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84177sec preferred_lft 84177sec inet6 fe80::f816:3eff:fe6e:c641/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:1d:db:b9:26:06 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-10148) 02/13/26 _x86_64_ (4 CPU) 10:47:27 LINUX RESTART (4 CPU) 10:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:18 32.11 3.36 25.74 3.01 566.60 4271.76 6327.85 11:10:01 27.27 0.02 24.32 2.94 0.23 2329.62 14192.50 11:20:17 19.64 0.14 17.43 2.07 6.39 9075.95 6067.00 Average: 26.27 1.17 22.43 2.67 191.15 5286.00 8789.75 10:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:18 9176464 12948756 3009080 18.38 138212 3755368 3167688 18.18 818216 5989212 217792 11:10:01 8964292 13038092 2916932 17.82 157760 4008128 3061472 17.57 915384 6061192 113096 11:20:17 8946492 15387192 560108 3.42 180996 6273672 1094880 6.28 1751600 5141320 8 Average: 9029083 13791347 2162040 13.20 158989 4679056 2441347 14.01 1161733 5730575 110299 10:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:18 lo 1565.14 1565.14 1485.68 1485.68 0.00 0.00 0.00 0.00 11:00:18 ens3 119.08 92.47 1118.63 19.41 0.00 0.00 0.00 0.00 11:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 1244.74 1244.74 1184.98 1184.98 0.00 0.00 0.00 0.00 11:10:01 ens3 35.69 27.78 26.91 10.74 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:17 lo 532.52 532.52 6952.13 6952.13 0.00 0.00 0.00 0.00 11:20:17 ens3 51.73 48.77 106.02 388.26 0.00 0.00 0.00 0.00 11:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1107.79 1107.79 3259.05 3259.05 0.00 0.00 0.00 0.00 Average: ens3 68.98 56.53 417.92 142.84 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-10148) 02/13/26 _x86_64_ (4 CPU) 10:47:27 LINUX RESTART (4 CPU) 10:50:18 CPU %user %nice %system %iowait %steal %idle 11:00:18 all 55.91 0.00 2.40 0.14 0.10 41.45 11:00:18 0 55.74 0.00 2.42 0.17 0.10 41.57 11:00:18 1 56.55 0.00 2.76 0.11 0.10 40.48 11:00:18 2 55.38 0.00 2.54 0.19 0.10 41.79 11:00:18 3 55.96 0.00 1.89 0.09 0.10 41.97 11:10:01 all 65.36 0.00 2.43 0.10 0.12 32.00 11:10:01 0 64.57 0.00 2.25 0.05 0.12 33.01 11:10:01 1 64.51 0.00 2.35 0.21 0.12 32.81 11:10:01 2 66.52 0.00 2.46 0.08 0.12 30.82 11:10:01 3 65.82 0.00 2.65 0.06 0.12 31.35 11:20:17 all 41.29 0.00 1.57 0.31 0.10 56.73 11:20:17 0 35.23 0.00 1.44 0.53 0.10 62.70 11:20:17 1 46.59 0.00 1.52 0.36 0.10 51.43 11:20:17 2 43.73 0.00 1.57 0.24 0.10 54.37 11:20:17 3 39.62 0.00 1.76 0.10 0.10 58.43 Average: all 53.96 0.00 2.13 0.18 0.11 43.62 Average: 0 51.57 0.00 2.03 0.26 0.11 46.04 Average: 1 55.72 0.00 2.20 0.23 0.11 41.74 Average: 2 54.99 0.00 2.18 0.17 0.11 42.55 Average: 3 53.56 0.00 2.09 0.08 0.10 44.16