---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37520 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 667 8738 4 6582 14979 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:29:23:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84135sec preferred_lft 84135sec inet6 fe80::f816:3eff:fe29:23f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:40:e9:d8:4e:61 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37520) 07/21/26 _x86_64_ (4 CPU) 05:23:42 LINUX RESTART (4 CPU) 05:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:12 22.80 0.07 19.94 2.79 6.51 2176.09 7313.08 05:50:12 31.60 0.01 28.36 3.23 0.23 2442.07 14933.80 06:00:12 13.92 0.16 12.44 1.33 9.77 7684.60 38680.08 Average: 22.77 0.08 20.25 2.45 5.50 4100.92 20309.03 05:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:12 9195492 13001464 2955260 18.05 142572 3771916 3108184 17.84 760320 6014816 24808 05:50:12 8674672 12899052 3054804 18.66 161948 4141908 3149716 18.08 871652 6388552 41328 06:00:12 8994476 15374864 571188 3.49 178104 6212164 1127768 6.47 1624300 5206372 168 Average: 8954880 13758460 2193751 13.40 160875 4708663 2461889 14.13 1085424 5869913 22101 05:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:12 lo 1310.54 1310.54 1242.51 1242.51 0.00 0.00 0.00 0.00 05:40:12 ens3 53.31 43.45 53.36 13.84 0.00 0.00 0.00 0.00 05:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:12 lo 1388.13 1388.13 1322.68 1322.68 0.00 0.00 0.00 0.00 05:50:12 ens3 45.36 36.86 40.50 12.02 0.00 0.00 0.00 0.00 05:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:12 lo 368.86 368.86 6845.23 6845.23 0.00 0.00 0.00 0.00 06:00:12 ens3 70.62 81.59 115.28 960.62 0.00 0.00 0.00 0.00 06:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1022.51 1022.51 3136.81 3136.81 0.00 0.00 0.00 0.00 Average: ens3 56.43 53.97 69.72 328.83 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37520) 07/21/26 _x86_64_ (4 CPU) 05:23:42 LINUX RESTART (4 CPU) 05:30:12 CPU %user %nice %system %iowait %steal %idle 05:40:12 all 68.81 0.00 2.45 0.05 0.15 28.54 05:40:12 0 69.72 0.00 2.47 0.06 0.15 27.59 05:40:12 1 68.59 0.00 2.25 0.03 0.15 28.98 05:40:12 2 70.34 0.00 2.97 0.03 0.15 26.51 05:40:12 3 66.57 0.00 2.13 0.07 0.15 31.08 05:50:12 all 63.38 0.00 2.60 0.07 0.14 33.81 05:50:12 0 62.28 0.00 2.67 0.05 0.14 34.87 05:50:12 1 65.22 0.00 2.31 0.09 0.14 32.24 05:50:12 2 64.00 0.00 2.71 0.05 0.15 33.09 05:50:12 3 62.02 0.00 2.70 0.09 0.14 35.05 06:00:12 all 30.84 0.00 1.09 0.11 0.08 67.88 06:00:12 0 23.42 0.00 0.83 0.14 0.07 75.53 06:00:12 1 29.11 0.00 0.93 0.04 0.08 69.84 06:00:12 2 30.63 0.00 0.89 0.16 0.08 68.24 06:00:12 3 40.19 0.00 1.72 0.09 0.10 57.90 Average: all 54.32 0.00 2.05 0.08 0.12 43.43 Average: 0 51.79 0.00 1.99 0.08 0.12 46.01 Average: 1 54.29 0.00 1.83 0.05 0.12 43.70 Average: 2 54.96 0.00 2.19 0.08 0.12 42.65 Average: 3 56.25 0.00 2.18 0.09 0.13 41.35