---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46626 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 62G 22% / 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 738 7009 4 8241 14907 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:4d:f4:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80649sec preferred_lft 80649sec inet6 fe80::f816:3eff:fe4d:f460/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:ad:c2:77:2e:1f 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 inet6 fe80::2cad:c2ff:fe77:2e1f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-46626) 09/01/26 _x86_64_ (4 CPU) 13:20:57 LINUX RESTART (4 CPU) 13:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:05 14.08 0.91 12.44 0.73 81.41 1349.33 990.71 13:50:01 14.87 0.78 13.12 0.97 10.61 1615.77 1015.47 14:00:05 34.72 0.05 32.95 1.72 2.25 1820.35 1811.77 14:10:05 10.72 0.00 10.19 0.53 0.00 262.60 509.03 14:20:00 4.98 0.01 4.76 0.22 0.11 132.85 56.65 14:30:05 23.38 0.02 8.01 15.35 0.75 244.13 213083.48 14:40:05 5.07 0.00 4.90 0.17 0.00 149.43 55.15 14:50:05 9.24 0.12 8.69 0.42 4.09 550.76 144.19 Average: 14.67 0.24 11.90 2.53 12.46 766.47 27397.36 13:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:05 2386436 10111964 5816108 35.52 230228 7338920 7206124 41.36 1930404 11341264 216 13:50:01 4188176 12286964 3639812 22.23 242796 7684748 4505340 25.86 2019744 9430632 4000 14:00:05 2915024 10364004 5562672 33.97 256148 7029484 6236836 35.80 2199120 10519496 544 14:10:05 3798752 11275112 4652852 28.42 257660 7055080 5385868 30.91 2204240 9651760 288 14:20:00 7792288 15298904 631024 3.85 258412 7084588 1404532 8.06 2207108 5656880 14440 14:30:05 2395492 9926244 6001052 36.65 259952 7107068 6831188 39.21 2216292 11036412 336 14:40:05 3828316 11380396 4547636 27.78 260764 7127556 5326852 30.58 2218784 9606356 572 14:50:05 3540720 11218920 4708412 28.76 265076 7243036 5339796 30.65 2233668 9866448 760 Average: 3855650 11482814 4444946 27.15 253880 7208810 5279567 30.30 2153670 9638656 2644 13:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:05 lo 10.83 10.83 7.92 7.92 0.00 0.00 0.00 0.00 13:40:05 ens3 0.72 0.56 0.21 0.16 0.00 0.00 0.00 0.00 13:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 14.14 14.14 9.83 9.83 0.00 0.00 0.00 0.00 13:50:01 ens3 1.23 1.08 0.35 1.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:05 lo 25.91 25.91 16.80 16.80 0.00 0.00 0.00 0.00 14:00:05 ens3 2.12 1.98 0.53 0.70 0.00 0.00 0.00 0.00 14:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 26.47 26.47 12.08 12.08 0.00 0.00 0.00 0.00 14:10:05 ens3 1.11 0.88 0.26 0.22 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 28.82 28.82 10.15 10.15 0.00 0.00 0.00 0.00 14:20:00 ens3 0.70 0.49 0.20 0.15 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 18.99 18.99 10.78 10.78 0.00 0.00 0.00 0.00 14:30:05 ens3 0.80 0.72 0.18 0.15 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:05 lo 17.86 17.86 10.08 10.08 0.00 0.00 0.00 0.00 14:40:05 ens3 0.80 0.52 0.19 0.15 0.00 0.00 0.00 0.00 14:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 21.42 21.42 9.97 9.97 0.00 0.00 0.00 0.00 14:50:05 ens3 1.14 1.00 0.33 0.27 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.54 20.54 10.96 10.96 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.90 0.28 0.35 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-16g-46626) 09/01/26 _x86_64_ (4 CPU) 13:20:57 LINUX RESTART (4 CPU) 13:30:00 CPU %user %nice %system %iowait %steal %idle 13:40:05 all 18.92 0.00 0.84 0.07 0.03 80.14 13:40:05 0 18.58 0.00 0.86 0.03 0.02 80.50 13:40:05 1 19.13 0.00 0.88 0.11 0.02 79.85 13:40:05 2 18.82 0.00 0.96 0.07 0.03 80.12 13:40:05 3 19.17 0.00 0.63 0.07 0.02 80.10 13:50:01 all 17.87 0.00 0.78 0.05 0.02 81.27 13:50:01 0 17.21 0.00 0.84 0.04 0.02 81.88 13:50:01 1 17.99 0.00 0.81 0.05 0.02 81.13 13:50:01 2 17.64 0.00 0.73 0.06 0.02 81.55 13:50:01 3 18.65 0.00 0.75 0.06 0.02 80.51 14:00:05 all 53.48 0.00 1.94 0.12 0.04 44.42 14:00:05 0 54.20 0.00 1.93 0.06 0.03 43.77 14:00:05 1 52.54 0.00 1.92 0.13 0.04 45.37 14:00:05 2 52.98 0.00 2.03 0.05 0.04 44.90 14:00:05 3 54.19 0.00 1.89 0.24 0.04 43.64 14:10:05 all 18.30 0.00 0.80 0.04 0.02 80.84 14:10:05 0 18.07 0.00 0.82 0.02 0.02 81.06 14:10:05 1 18.69 0.00 0.80 0.04 0.02 80.45 14:10:05 2 18.54 0.00 0.79 0.03 0.02 80.62 14:10:05 3 17.90 0.00 0.77 0.06 0.02 81.24 14:20:00 all 8.62 0.00 0.57 0.03 0.02 90.77 14:20:00 0 8.54 0.00 0.68 0.00 0.01 90.77 14:20:00 1 9.09 0.00 0.52 0.02 0.02 90.34 14:20:00 2 8.49 0.00 0.54 0.02 0.02 90.94 14:20:00 3 8.34 0.00 0.56 0.06 0.01 91.02 14:30:05 all 15.48 0.00 0.65 0.05 0.01 83.80 14:30:05 0 15.55 0.00 0.70 0.05 0.01 83.69 14:30:05 1 15.12 0.00 0.65 0.09 0.01 84.13 14:30:05 2 15.41 0.00 0.68 0.06 0.01 83.84 14:30:05 3 15.86 0.00 0.58 0.01 0.01 83.54 14:40:05 all 8.84 0.00 0.54 0.03 0.01 90.59 14:40:05 0 8.18 0.00 0.52 0.03 0.01 91.26 14:40:05 1 9.31 0.00 0.63 0.05 0.01 90.00 14:40:05 2 8.74 0.00 0.58 0.02 0.01 90.65 14:40:05 3 9.12 0.00 0.42 0.02 0.01 90.44 14:50:05 all 14.19 0.00 0.61 0.05 0.01 85.14 14:50:05 0 14.30 0.00 0.67 0.04 0.01 84.98 14:50:05 1 14.04 0.00 0.63 0.05 0.01 85.28 14:50:05 2 13.80 0.00 0.62 0.06 0.01 85.50 14:50:05 3 14.61 0.00 0.52 0.04 0.02 84.82 Average: all 19.50 0.00 0.84 0.06 0.02 79.58 Average: 0 19.37 0.00 0.88 0.03 0.02 79.70 Average: 1 19.52 0.00 0.85 0.07 0.02 79.53 Average: 2 19.34 0.00 0.87 0.05 0.02 79.72 Average: 3 19.77 0.00 0.77 0.07 0.02 79.37