---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12159 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 707 10561 3 4720 14939 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:a4:d4:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79843sec preferred_lft 79843sec inet6 fe80::f816:3eff:fea4:d4dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:9d:ef:14:0e:27 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::209d:efff:fe14:e27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-12159) 03/23/26 _x86_64_ (4 CPU) 07:44:35 LINUX RESTART (4 CPU) 07:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:09 112.00 24.51 69.39 18.10 369.49 12500.77 222514.87 08:10:01 18.32 0.23 17.13 0.96 6.05 463.50 944.57 08:20:08 8.32 0.35 7.55 0.41 16.41 268.91 414.67 08:30:08 19.99 0.04 19.05 0.90 1.89 890.36 1492.47 08:40:01 9.91 0.02 9.48 0.42 0.77 301.85 490.21 08:50:08 5.49 0.03 5.28 0.18 1.61 148.38 342.58 09:00:08 6.71 0.01 6.40 0.29 1.39 244.72 352.69 09:10:01 3.14 0.00 3.07 0.07 0.00 54.24 2.65 09:20:08 11.58 0.06 10.96 0.56 4.99 679.52 342.82 09:30:01 5.10 0.02 4.88 0.20 0.61 178.36 390.18 Average: 20.09 2.54 15.34 2.22 40.46 1577.43 22797.56 07:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:09 5708404 9207252 6723916 41.07 263820 3209212 7712972 44.27 2088952 7989928 2392 08:10:01 3731116 7257028 8675552 52.99 266540 3233556 9458140 54.29 2132424 9920928 560 08:20:08 6118196 9674384 6257596 38.22 268300 3262144 7016524 40.27 2143116 7520140 140 08:30:08 9906072 13618712 2318460 14.16 273928 3412920 3029304 17.39 2183692 3727592 60 08:40:01 7574136 11329408 4606364 28.13 275360 3454128 5336052 30.63 2186776 6046424 44 08:50:08 7709788 11484916 4450708 27.18 275844 3473516 5187648 29.78 2188104 5902444 384 09:00:08 6908808 10723992 5211712 31.83 276540 3512852 6403216 36.75 2192996 6696988 312 09:10:01 5790412 9608444 6326288 38.64 277060 3515188 7011544 40.25 2193600 7814656 280 09:20:08 7318908 11291412 4644376 28.37 281344 3660388 5336416 30.63 2210364 6264460 192 09:30:01 6445676 10447052 5488128 33.52 281792 3688748 6092748 34.97 2221968 7127788 268 Average: 6721152 10464260 5470310 33.41 274053 3442265 6258456 35.92 2174199 6901135 463 07:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:09 lo 19.91 19.91 16.76 16.76 0.00 0.00 0.00 0.00 08:00:09 ens3 8.70 6.03 180.78 0.96 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 41.85 41.85 18.80 18.80 0.00 0.00 0.00 0.00 08:10:01 ens3 1.78 1.73 0.33 1.33 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 24.62 24.62 10.78 10.78 0.00 0.00 0.00 0.00 08:20:08 ens3 1.12 0.49 0.20 0.11 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:08 lo 12.90 12.90 6.43 6.43 0.00 0.00 0.00 0.00 08:30:08 ens3 1.42 0.95 0.34 0.25 0.00 0.00 0.00 0.00 08:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 19.92 19.92 10.41 10.41 0.00 0.00 0.00 0.00 08:40:01 ens3 1.03 0.69 0.23 0.17 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:08 lo 26.03 26.03 9.51 9.51 0.00 0.00 0.00 0.00 08:50:08 ens3 0.85 0.48 0.19 0.13 0.00 0.00 0.00 0.00 08:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:08 lo 20.64 20.64 9.86 9.86 0.00 0.00 0.00 0.00 09:00:08 ens3 0.80 0.58 0.17 0.13 0.00 0.00 0.00 0.00 09:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 17.96 17.96 10.64 10.64 0.00 0.00 0.00 0.00 09:10:01 ens3 0.65 0.45 0.13 0.09 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 09:20:08 lo 14.29 14.29 8.35 8.35 0.00 0.00 0.00 0.00 09:20:08 ens3 0.92 0.71 0.22 0.18 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 33.36 33.36 12.97 12.97 0.00 0.00 0.00 0.00 09:30:01 ens3 0.94 0.77 0.23 0.18 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.12 23.12 11.44 11.44 0.00 0.00 0.00 0.00 Average: ens3 1.82 1.29 18.34 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-12159) 03/23/26 _x86_64_ (4 CPU) 07:44:35 LINUX RESTART (4 CPU) 07:50:08 CPU %user %nice %system %iowait %steal %idle 08:00:09 all 54.98 0.00 2.11 0.41 0.11 42.38 08:00:09 0 54.12 0.00 2.03 0.18 0.11 43.57 08:00:09 1 54.62 0.00 2.19 0.34 0.11 42.75 08:00:09 2 55.98 0.00 2.12 0.83 0.12 40.96 08:00:09 3 55.21 0.00 2.10 0.32 0.11 42.25 08:10:01 all 39.01 0.00 1.50 0.05 0.11 59.33 08:10:01 0 39.11 0.00 1.58 0.06 0.12 59.14 08:10:01 1 38.70 0.00 1.48 0.06 0.11 59.65 08:10:01 2 39.36 0.00 1.61 0.04 0.11 58.88 08:10:01 3 38.87 0.00 1.35 0.03 0.11 59.64 08:20:08 all 17.95 0.00 0.81 0.05 0.10 81.09 08:20:08 0 17.84 0.00 0.80 0.06 0.09 81.20 08:20:08 1 18.19 0.00 0.82 0.02 0.09 80.87 08:20:08 2 17.71 0.00 0.77 0.04 0.10 81.37 08:20:08 3 18.03 0.00 0.86 0.08 0.10 80.93 08:30:08 all 28.79 0.00 1.01 0.06 0.09 70.05 08:30:08 0 28.84 0.00 1.06 0.05 0.09 69.96 08:30:08 1 28.58 0.00 1.15 0.02 0.09 70.16 08:30:08 2 29.21 0.00 0.84 0.06 0.09 69.81 08:30:08 3 28.55 0.00 0.98 0.11 0.09 70.27 08:40:01 all 18.28 0.00 0.68 0.03 0.08 80.93 08:40:01 0 17.30 0.00 0.68 0.02 0.08 81.92 08:40:01 1 18.24 0.00 0.64 0.06 0.08 80.98 08:40:01 2 18.85 0.00 0.72 0.02 0.08 80.32 08:40:01 3 18.72 0.00 0.67 0.03 0.08 80.50 08:50:08 all 8.10 0.00 0.35 0.06 0.08 91.42 08:50:08 0 8.28 0.00 0.32 0.06 0.08 91.26 08:50:08 1 7.55 0.00 0.33 0.07 0.08 91.98 08:50:08 2 8.08 0.00 0.34 0.06 0.07 91.45 08:50:08 3 8.50 0.00 0.41 0.03 0.08 90.98 09:00:08 all 14.85 0.00 0.59 0.02 0.09 84.46 09:00:08 0 15.38 0.00 0.59 0.01 0.08 83.93 09:00:08 1 14.72 0.00 0.56 0.02 0.09 84.61 09:00:08 2 15.03 0.00 0.59 0.03 0.09 84.27 09:00:08 3 14.27 0.00 0.60 0.02 0.09 85.02 09:10:01 all 4.90 0.00 0.23 0.02 0.07 94.77 09:10:01 0 4.53 0.00 0.23 0.01 0.07 95.17 09:10:01 1 4.98 0.00 0.22 0.02 0.07 94.70 09:10:01 2 5.04 0.00 0.23 0.02 0.08 94.62 09:10:01 3 5.06 0.00 0.24 0.02 0.07 94.60 09:20:08 all 19.64 0.00 0.75 0.05 0.08 79.49 09:20:08 0 19.39 0.00 0.69 0.06 0.08 79.78 09:20:08 1 19.35 0.00 0.90 0.08 0.09 79.59 09:20:08 2 19.85 0.00 0.77 0.02 0.08 79.29 09:20:08 3 19.96 0.00 0.65 0.02 0.07 79.29 09:30:01 all 10.73 0.00 0.52 0.21 0.07 88.48 09:30:01 0 10.96 0.00 0.55 0.01 0.07 88.41 09:30:01 1 11.13 0.00 0.55 0.72 0.07 87.52 09:30:01 2 10.19 0.00 0.47 0.02 0.07 89.25 09:30:01 3 10.64 0.00 0.49 0.08 0.06 88.72 Average: all 21.73 0.00 0.86 0.10 0.09 77.23 Average: 0 21.58 0.00 0.85 0.05 0.09 77.43 Average: 1 21.61 0.00 0.88 0.14 0.09 77.28 Average: 2 21.93 0.00 0.85 0.11 0.09 77.02 Average: 3 21.78 0.00 0.84 0.08 0.09 77.22