---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25222 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 8761 4 6575 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:f4:74:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84015sec preferred_lft 84015sec inet6 fe80::f816:3eff:fef4:74c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:16:c3:90:5a:09 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-25222) 03/02/26 _x86_64_ (4 CPU) 07:31:08 LINUX RESTART (4 CPU) 07:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:19 21.38 0.06 18.70 2.62 6.35 2001.95 5639.03 08:00:01 32.64 0.01 29.23 3.41 0.11 2594.25 15933.79 08:10:19 13.30 0.17 11.54 1.58 11.95 8305.60 38175.03 Average: 22.25 0.08 19.64 2.52 6.26 4358.73 20142.32 07:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:19 8905652 12564952 3392684 20.72 141804 3634668 3578260 20.54 768616 6301116 17720 08:00:01 9125396 13341876 2612836 15.96 161412 4140172 2812896 16.15 884228 5938084 162616 08:10:19 9010788 15386400 560216 3.42 178388 6212628 1093656 6.28 1687204 5167952 13988 Average: 9013945 13764409 2188579 13.37 160535 4662489 2494937 14.32 1113349 5802384 64775 07:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:19 lo 1291.95 1291.95 1224.83 1224.83 0.00 0.00 0.00 0.00 07:50:19 ens3 48.28 36.96 30.22 12.20 0.00 0.00 0.00 0.00 07:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 1455.89 1455.89 1386.89 1386.89 0.00 0.00 0.00 0.00 08:00:01 ens3 45.53 35.85 30.56 12.43 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:19 lo 239.71 239.71 6638.55 6638.55 0.00 0.00 0.00 0.00 08:10:19 ens3 85.56 92.91 114.32 1038.34 0.00 0.00 0.00 0.00 08:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 983.47 983.47 3136.87 3136.87 0.00 0.00 0.00 0.00 Average: ens3 60.20 55.82 59.22 364.76 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-25222) 03/02/26 _x86_64_ (4 CPU) 07:31:08 LINUX RESTART (4 CPU) 07:40:19 CPU %user %nice %system %iowait %steal %idle 07:50:19 all 66.30 0.00 2.29 1.14 0.20 30.07 07:50:19 0 64.33 0.00 2.28 0.58 0.21 32.60 07:50:19 1 65.66 0.00 2.31 2.53 0.20 29.30 07:50:19 2 69.40 0.00 2.43 0.78 0.20 27.19 07:50:19 3 65.81 0.00 2.15 0.66 0.20 31.18 08:00:01 all 64.32 0.00 2.72 0.15 0.15 32.66 08:00:01 0 62.13 0.00 2.65 0.29 0.14 34.79 08:00:01 1 65.30 0.00 2.78 0.10 0.15 31.67 08:00:01 2 64.02 0.00 2.69 0.07 0.14 33.07 08:00:01 3 65.82 0.00 2.78 0.15 0.15 31.11 08:10:19 all 31.68 0.00 1.04 0.47 0.12 66.68 08:10:19 0 27.09 0.00 1.02 0.28 0.11 71.50 08:10:19 1 26.86 0.00 0.98 0.49 0.13 71.54 08:10:19 2 37.20 0.00 1.30 0.93 0.13 60.44 08:10:19 3 35.60 0.00 0.87 0.19 0.12 63.22 Average: all 53.74 0.00 2.00 0.59 0.16 43.51 Average: 0 50.80 0.00 1.96 0.38 0.15 46.70 Average: 1 52.18 0.00 2.00 1.04 0.16 44.62 Average: 2 56.57 0.00 2.13 0.60 0.16 40.54 Average: 3 55.42 0.00 1.91 0.33 0.15 42.18