---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33642 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 18G 60G 23% / 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 725 10989 3 4275 14921 Swap: 1023 10 1013 ---> 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:8b:ef:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79556sec preferred_lft 79556sec inet6 fe80::f816:3eff:fe8b:ef85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:89:90:60:05:17 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::c89:90ff:fe60:517/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-33642) 03/25/26 _x86_64_ (4 CPU) 07:34:25 LINUX RESTART (4 CPU) 07:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:07 98.05 23.16 71.56 3.33 368.53 18350.96 13223.20 08:00:12 38.86 2.36 20.44 16.06 51.78 570.65 209718.69 08:10:12 7.99 0.20 7.43 0.37 11.66 266.48 1277.62 08:20:09 14.51 0.11 13.82 0.59 4.04 645.79 1092.45 08:30:05 16.12 0.02 15.38 0.73 0.80 547.97 556.70 08:40:11 2.79 0.01 2.77 0.01 0.37 45.79 0.05 08:50:29 7.11 0.06 6.72 0.32 3.79 236.10 380.53 09:00:29 5.39 0.01 5.22 0.16 0.65 160.67 94.32 09:10:01 5.05 0.03 4.85 0.17 3.87 160.66 48.03 09:20:02 10.40 0.27 9.79 0.34 9.40 573.36 287.35 Average: 20.60 2.61 15.77 2.22 45.32 2145.05 22888.55 07:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:07 1899128 5280444 10651800 65.06 267868 3095912 11692864 67.12 2109048 11752544 1844 08:00:12 3671812 6726864 9208192 56.24 269624 2799496 10919880 62.68 2124380 10037420 988 08:10:12 5779376 8861216 7075136 43.21 270808 2825112 8595976 49.34 2132952 7916648 60 08:20:09 10440628 13642344 2298116 14.04 275952 2939820 3046796 17.49 2171380 3233708 156 08:30:05 8537124 11816336 4123156 25.18 278464 3014800 5046900 28.97 2177384 5132100 496 08:40:11 8032256 11313528 4625468 28.25 278684 3016644 5367368 30.81 2177768 5629728 96 08:50:29 6641132 9959952 5978412 36.51 279396 3053492 6729688 38.63 2181572 7008508 164 09:00:29 6591512 9932788 6005596 36.68 279964 3075380 6763648 38.82 2184924 7064040 44 09:10:01 11896060 15304356 636944 3.89 282152 3140184 1366888 7.85 2190284 1764052 41748 09:20:02 11762880 15284380 656424 4.01 285004 3247808 1381556 7.93 2213920 1856680 24272 Average: 7525191 10812221 5125924 31.31 276792 3020865 6091156 34.96 2166361 6139543 6987 07:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:07 lo 17.42 17.42 15.42 15.42 0.00 0.00 0.00 0.00 07:50:07 ens3 37.68 28.91 649.73 3.22 0.00 0.00 0.00 0.00 07:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:12 lo 42.24 42.24 18.13 18.13 0.00 0.00 0.00 0.00 08:00:12 ens3 1.93 1.46 0.42 0.33 0.00 0.00 0.00 0.00 08:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:12 lo 23.02 23.02 10.93 10.93 0.00 0.00 0.00 0.00 08:10:12 ens3 0.97 0.65 0.22 0.16 0.00 0.00 0.00 0.00 08:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:09 lo 12.14 12.14 6.03 6.03 0.00 0.00 0.00 0.00 08:20:09 ens3 1.33 0.94 0.28 1.28 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:05 lo 17.22 17.22 8.48 8.48 0.00 0.00 0.00 0.00 08:30:05 ens3 1.01 0.76 0.21 0.17 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:11 lo 13.13 13.13 6.69 6.69 0.00 0.00 0.00 0.00 08:40:11 ens3 0.69 0.45 0.17 0.12 0.00 0.00 0.00 0.00 08:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:29 lo 28.42 28.42 11.28 11.28 0.00 0.00 0.00 0.00 08:50:29 ens3 1.02 0.55 0.23 0.14 0.00 0.00 0.00 0.00 08:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:29 lo 19.67 19.67 10.26 10.26 0.00 0.00 0.00 0.00 09:00:29 ens3 1.15 0.64 0.31 0.22 0.00 0.00 0.00 0.00 09:00:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 15.22 15.22 8.26 8.26 0.00 0.00 0.00 0.00 09:10:01 ens3 0.92 0.58 0.21 0.15 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 lo 23.19 23.19 10.90 10.90 0.00 0.00 0.00 0.00 09:20:02 ens3 2.05 1.03 0.59 0.39 0.00 0.00 0.00 0.00 09:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.24 21.24 10.65 10.65 0.00 0.00 0.00 0.00 Average: ens3 4.85 3.58 64.84 0.62 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-33642) 03/25/26 _x86_64_ (4 CPU) 07:34:25 LINUX RESTART (4 CPU) 07:40:11 CPU %user %nice %system %iowait %steal %idle 07:50:07 all 54.88 0.00 2.38 1.06 0.12 41.56 07:50:07 0 55.07 0.00 2.43 1.13 0.12 41.25 07:50:07 1 54.53 0.00 2.53 1.41 0.12 41.40 07:50:07 2 57.09 0.00 2.22 0.57 0.12 39.99 07:50:07 3 52.84 0.00 2.34 1.11 0.12 43.59 08:00:12 all 44.17 0.00 1.80 0.08 0.13 53.82 08:00:12 0 43.78 0.00 1.71 0.11 0.13 54.28 08:00:12 1 44.48 0.00 1.82 0.07 0.13 53.49 08:00:12 2 44.15 0.00 1.91 0.10 0.13 53.71 08:00:12 3 44.25 0.00 1.75 0.05 0.13 53.82 08:10:12 all 19.26 0.00 0.89 0.21 0.10 79.55 08:10:12 0 19.42 0.00 0.81 0.16 0.09 79.52 08:10:12 1 18.97 0.00 0.93 0.18 0.10 79.82 08:10:12 2 19.58 0.00 0.90 0.36 0.10 79.05 08:10:12 3 19.07 0.00 0.90 0.14 0.10 79.80 08:20:09 all 19.19 0.00 0.68 0.37 0.09 79.67 08:20:09 0 19.62 0.00 0.73 1.28 0.08 78.30 08:20:09 1 18.77 0.00 0.73 0.05 0.09 80.36 08:20:09 2 18.96 0.00 0.57 0.10 0.09 80.28 08:20:09 3 19.43 0.00 0.70 0.05 0.08 79.75 08:30:05 all 27.48 0.00 0.93 0.15 0.09 71.35 08:30:05 0 27.85 0.00 0.87 0.10 0.10 71.09 08:30:05 1 28.20 0.00 0.97 0.13 0.09 70.61 08:30:05 2 27.08 0.00 0.91 0.18 0.10 71.73 08:30:05 3 26.81 0.00 0.96 0.18 0.09 71.96 08:40:11 all 3.37 0.00 0.22 0.48 0.05 95.87 08:40:11 0 3.18 0.00 0.16 0.82 0.04 95.80 08:40:11 1 3.63 0.00 0.28 0.23 0.06 95.80 08:40:11 2 3.36 0.00 0.24 0.71 0.05 95.64 08:40:11 3 3.34 0.00 0.20 0.17 0.05 96.24 08:50:29 all 16.51 0.00 0.66 0.05 0.07 82.71 08:50:29 0 16.61 0.00 0.62 0.05 0.07 82.64 08:50:29 1 16.06 0.00 0.69 0.03 0.07 83.15 08:50:29 2 16.72 0.00 0.69 0.05 0.07 82.47 08:50:29 3 16.64 0.00 0.65 0.06 0.07 82.58 09:00:29 all 11.51 0.00 0.54 0.06 0.08 87.81 09:00:29 0 11.62 0.00 0.65 0.03 0.07 87.62 09:00:29 1 12.03 0.00 0.52 0.06 0.08 87.31 09:00:29 2 11.41 0.00 0.53 0.11 0.09 87.85 09:00:29 3 10.97 0.00 0.46 0.03 0.07 88.47 09:10:01 all 9.01 0.00 0.47 0.16 0.07 90.29 09:10:01 0 9.13 0.00 0.44 0.14 0.05 90.24 09:10:01 1 8.51 0.00 0.57 0.40 0.07 90.45 09:10:01 2 9.45 0.00 0.44 0.11 0.07 89.93 09:10:01 3 8.97 0.00 0.43 0.01 0.07 90.52 09:20:02 all 16.70 0.00 0.77 0.42 0.08 82.02 09:20:02 0 16.78 0.00 0.74 0.49 0.07 81.92 09:20:02 1 17.11 0.00 0.82 0.87 0.08 81.12 09:20:02 2 16.65 0.00 0.80 0.24 0.09 82.23 09:20:02 3 16.28 0.00 0.72 0.09 0.07 82.84 Average: all 22.23 0.00 0.93 0.30 0.09 76.44 Average: 0 22.32 0.00 0.92 0.43 0.08 76.25 Average: 1 22.25 0.00 0.99 0.34 0.09 76.34 Average: 2 22.47 0.00 0.92 0.25 0.09 76.26 Average: 3 21.89 0.00 0.91 0.19 0.09 76.92