---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-40375 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 13G 65G 17% / 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 697 8024 4 7266 14948 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:b0:c4:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83780sec preferred_lft 83780sec inet6 fe80::f816:3eff:feb0:c456/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:7b:38:e5:f6:4f 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-40375) 08/23/26 _x86_64_ (4 CPU) 07:56:54 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:14 26.06 3.11 20.51 2.44 361.87 4023.60 6258.04 08:20:14 23.48 0.02 20.88 2.57 0.44 2029.69 8002.19 08:30:01 21.78 0.03 19.78 1.97 0.67 3702.20 9090.67 08:40:14 13.28 0.16 11.39 1.72 12.33 7378.12 1609.26 Average: 21.13 0.84 18.11 2.18 95.27 4302.11 6199.32 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:14 9481528 13197476 2760748 16.86 142320 3692028 2885780 16.56 717560 5779216 20892 08:20:14 9001440 13089376 2865904 17.50 156844 4019408 2735708 15.70 826212 6125740 20640 08:30:01 6806712 11788740 4162916 25.43 172796 4860784 3966272 22.77 1083144 8019076 344 08:40:14 8268836 15355060 588732 3.60 190888 6879820 1096524 6.29 1867416 5672816 11220 Average: 8389629 13357663 2594575 15.85 165712 4863010 2671071 15.33 1123583 6399212 13274 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:14 lo 1244.16 1244.16 1179.83 1179.83 0.00 0.00 0.00 0.00 08:10:14 ens3 131.75 100.15 1096.04 20.10 0.00 0.00 0.00 0.00 08:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:14 lo 1236.01 1236.01 1177.35 1177.35 0.00 0.00 0.00 0.00 08:20:14 ens3 36.20 29.97 18.07 10.10 0.00 0.00 0.00 0.00 08:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 774.58 774.58 728.88 728.88 0.00 0.00 0.00 0.00 08:30:01 ens3 27.31 22.91 21.12 7.90 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:14 lo 2499.32 2499.32 9086.73 9086.73 0.00 0.00 0.00 0.00 08:40:14 ens3 93.38 101.94 150.11 1241.77 0.00 0.00 0.00 0.00 08:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1446.92 1446.92 3079.16 3079.16 0.00 0.00 0.00 0.00 Average: ens3 72.83 64.36 326.04 325.15 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-40375) 08/23/26 _x86_64_ (4 CPU) 07:56:54 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:14 all 52.09 0.00 2.22 0.09 0.08 45.51 08:10:14 0 52.14 0.00 2.05 0.04 0.08 45.69 08:10:14 1 50.78 0.00 2.02 0.09 0.08 47.03 08:10:14 2 53.37 0.00 2.19 0.10 0.08 44.27 08:10:14 3 52.09 0.00 2.63 0.14 0.08 45.06 08:20:14 all 68.00 0.00 2.50 0.05 0.09 29.37 08:20:14 0 67.34 0.00 2.10 0.04 0.09 30.43 08:20:14 1 68.42 0.00 2.51 0.04 0.09 28.94 08:20:14 2 67.67 0.00 2.69 0.07 0.09 29.48 08:20:14 3 68.56 0.00 2.68 0.04 0.09 28.63 08:30:01 all 39.72 0.00 1.77 0.09 0.08 58.33 08:30:01 0 38.03 0.00 1.46 0.04 0.08 60.39 08:30:01 1 40.46 0.00 1.77 0.08 0.08 57.60 08:30:01 2 38.94 0.00 1.57 0.13 0.09 59.28 08:30:01 3 41.46 0.00 2.27 0.12 0.09 56.07 08:40:14 all 34.60 0.00 1.44 0.17 0.08 63.71 08:40:14 0 34.56 0.00 1.77 0.19 0.08 63.40 08:40:14 1 38.06 0.00 1.22 0.09 0.07 60.56 08:40:14 2 29.48 0.00 1.49 0.33 0.08 68.62 08:40:14 3 36.33 0.00 1.29 0.06 0.08 62.25 Average: all 48.58 0.00 1.98 0.10 0.08 49.26 Average: 0 48.01 0.00 1.85 0.08 0.08 49.98 Average: 1 49.41 0.00 1.88 0.08 0.08 48.56 Average: 2 47.32 0.00 1.99 0.16 0.08 50.45 Average: 3 49.58 0.00 2.21 0.09 0.08 48.03