---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15462 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 731 10995 4 4261 14914 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:ae:07:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79656sec preferred_lft 79656sec inet6 fe80::f816:3eff:feae:7a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:07:b6:c7:5b: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::6807:b6ff:fec7:5b17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15462) 03/23/26 _x86_64_ (4 CPU) 19:05:49 LINUX RESTART (4 CPU) 19:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:13 103.18 2.89 96.41 3.88 194.60 33119.55 13838.30 19:30:16 60.37 24.33 34.18 1.86 325.19 1819.05 1149.56 19:40:17 6.94 0.09 6.47 0.39 5.96 222.31 293.78 19:50:17 10.44 0.09 9.88 0.47 3.61 577.85 516.11 20:00:07 14.13 0.02 13.49 0.62 0.73 402.83 349.80 20:10:08 9.80 0.01 9.35 0.43 0.68 320.96 196.76 20:20:02 5.50 0.02 5.29 0.18 1.08 146.46 78.24 20:30:08 7.24 0.01 6.98 0.24 1.35 184.94 157.60 20:40:17 5.70 0.01 5.49 0.20 0.37 158.09 48.57 20:50:17 25.58 0.09 9.48 16.01 4.64 651.83 211636.54 Average: 25.03 2.76 19.84 2.43 54.18 3814.32 22796.04 19:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:13 159056 8600864 7318288 44.70 263308 7958044 9365032 53.76 2180644 13245712 2088 19:30:16 8588272 11618444 4319464 26.38 271820 2783220 5853120 33.60 2146412 5120752 5700 19:40:17 2965712 6010424 9924952 60.62 273192 2796392 11069120 63.54 2152232 10702260 144 19:50:17 10860704 14013184 1926752 11.77 277268 2900176 2957900 16.98 2180644 2817960 9560 20:00:07 10320768 13527572 2412688 14.74 279420 2952348 3125520 17.94 2195812 3337896 10872 20:10:08 8232192 11477648 4461292 27.25 280528 2989892 5223344 29.98 2198444 5428496 216 20:20:02 8100896 11364400 4574520 27.94 280944 3007528 5258968 30.19 2199836 5550964 168 20:30:08 10494820 13796556 2143824 13.09 281576 3045140 3562904 20.45 2204516 3167692 18732 20:40:17 9681332 13005692 2934336 17.92 282160 3067180 4243044 24.36 2206608 3978340 20156 20:50:17 7697824 11155620 4783348 29.21 286596 3193216 5396388 30.98 2226488 5930068 160 Average: 7710158 11457040 4479946 27.36 277681 3469314 5605534 32.18 2189164 5928014 6780 19:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:13 lo 3.35 3.35 4.74 4.74 0.00 0.00 0.00 0.00 19:20:13 ens3 96.46 72.28 1202.45 7.17 0.00 0.00 0.00 0.00 19:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:16 lo 46.40 46.40 25.08 25.08 0.00 0.00 0.00 0.00 19:30:16 ens3 2.46 2.15 0.55 1.13 0.00 0.00 0.00 0.00 19:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:17 lo 28.86 28.86 12.08 12.08 0.00 0.00 0.00 0.00 19:40:17 ens3 1.94 0.75 0.37 0.55 0.00 0.00 0.00 0.00 19:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:17 lo 11.51 11.51 6.11 6.11 0.00 0.00 0.00 0.00 19:50:17 ens3 0.95 0.62 0.26 0.19 0.00 0.00 0.00 0.00 19:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:07 lo 8.88 8.88 4.41 4.41 0.00 0.00 0.00 0.00 20:00:07 ens3 0.99 0.68 0.23 0.17 0.00 0.00 0.00 0.00 20:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:08 lo 18.69 18.69 9.97 9.97 0.00 0.00 0.00 0.00 20:10:08 ens3 1.56 0.81 0.30 0.19 0.00 0.00 0.00 0.00 20:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:02 lo 24.54 24.54 9.01 9.01 0.00 0.00 0.00 0.00 20:20:02 ens3 0.72 0.45 0.15 0.11 0.00 0.00 0.00 0.00 20:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:08 lo 24.29 24.29 11.01 11.01 0.00 0.00 0.00 0.00 20:30:08 ens3 0.89 0.54 0.18 0.12 0.00 0.00 0.00 0.00 20:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:17 lo 17.57 17.57 10.38 10.38 0.00 0.00 0.00 0.00 20:40:17 ens3 1.10 0.56 0.25 0.16 0.00 0.00 0.00 0.00 20:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:17 lo 19.20 19.20 10.49 10.49 0.00 0.00 0.00 0.00 20:50:17 ens3 1.03 0.83 0.25 0.21 0.00 0.00 0.00 0.00 20:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.32 20.32 10.33 10.33 0.00 0.00 0.00 0.00 Average: ens3 10.97 8.09 122.48 1.01 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-15462) 03/23/26 _x86_64_ (4 CPU) 19:05:49 LINUX RESTART (4 CPU) 19:10:02 CPU %user %nice %system %iowait %steal %idle 19:20:13 all 42.05 0.00 2.04 0.47 0.08 55.36 19:20:13 0 42.49 0.00 2.09 0.34 0.08 54.99 19:20:13 1 41.14 0.00 1.94 0.56 0.09 56.27 19:20:13 2 41.41 0.00 2.22 0.41 0.08 55.87 19:20:13 3 43.13 0.00 1.92 0.55 0.09 54.31 19:30:16 all 60.43 0.00 2.26 0.10 0.11 37.09 19:30:16 0 60.00 0.00 2.37 0.06 0.11 37.45 19:30:16 1 60.88 0.00 2.32 0.11 0.11 36.57 19:30:16 2 60.51 0.00 2.12 0.16 0.11 37.10 19:30:16 3 60.34 0.00 2.24 0.07 0.11 37.24 19:40:17 all 16.33 0.00 0.77 0.03 0.10 82.78 19:40:17 0 16.28 0.00 0.73 0.02 0.09 82.88 19:40:17 1 16.67 0.00 0.85 0.05 0.10 82.33 19:40:17 2 16.37 0.00 0.87 0.02 0.10 82.63 19:40:17 3 15.98 0.00 0.62 0.02 0.09 83.29 19:50:17 all 17.47 0.00 0.66 0.04 0.08 81.74 19:50:17 0 17.06 0.00 0.62 0.10 0.08 82.14 19:50:17 1 18.10 0.00 0.70 0.01 0.08 81.11 19:50:17 2 16.76 0.00 0.61 0.02 0.08 82.53 19:50:17 3 17.99 0.00 0.71 0.02 0.08 81.19 20:00:07 all 21.27 0.00 0.75 0.04 0.08 77.87 20:00:07 0 20.97 0.00 0.75 0.03 0.08 78.17 20:00:07 1 20.51 0.00 0.70 0.05 0.08 78.65 20:00:07 2 21.83 0.00 0.73 0.02 0.08 77.35 20:00:07 3 21.76 0.00 0.81 0.06 0.07 77.31 20:10:08 all 18.31 0.00 0.68 0.03 0.08 80.91 20:10:08 0 18.81 0.00 0.75 0.03 0.08 80.33 20:10:08 1 17.86 0.00 0.61 0.04 0.08 81.42 20:10:08 2 18.69 0.00 0.69 0.03 0.08 80.51 20:10:08 3 17.85 0.00 0.68 0.01 0.08 81.37 20:20:02 all 8.24 0.00 0.38 0.02 0.07 91.30 20:20:02 0 8.13 0.00 0.35 0.01 0.06 91.45 20:20:02 1 8.16 0.00 0.40 0.04 0.08 91.32 20:20:02 2 8.52 0.00 0.40 0.01 0.07 91.00 20:20:02 3 8.14 0.00 0.35 0.01 0.06 91.43 20:30:08 all 12.66 0.00 0.58 0.02 0.08 86.66 20:30:08 0 12.37 0.00 0.50 0.01 0.07 87.06 20:30:08 1 12.68 0.00 0.71 0.03 0.09 86.49 20:30:08 2 13.13 0.00 0.56 0.01 0.08 86.21 20:30:08 3 12.47 0.00 0.54 0.01 0.08 86.90 20:40:17 all 10.33 0.00 0.42 0.02 0.08 89.15 20:40:17 0 10.47 0.00 0.40 0.01 0.07 89.04 20:40:17 1 10.12 0.00 0.42 0.03 0.08 89.35 20:40:17 2 10.56 0.00 0.49 0.02 0.08 88.86 20:40:17 3 10.17 0.00 0.38 0.02 0.07 89.36 20:50:17 all 16.49 0.00 0.62 0.05 0.08 82.76 20:50:17 0 15.80 0.00 0.57 0.01 0.07 83.54 20:50:17 1 17.03 0.00 0.68 0.07 0.09 82.13 20:50:17 2 16.72 0.00 0.49 0.11 0.08 82.60 20:50:17 3 16.39 0.00 0.73 0.03 0.09 82.76 Average: all 22.40 0.00 0.92 0.08 0.08 76.52 Average: 0 22.28 0.00 0.92 0.06 0.08 76.66 Average: 1 22.35 0.00 0.94 0.10 0.09 76.53 Average: 2 22.48 0.00 0.92 0.08 0.09 76.43 Average: 3 22.46 0.00 0.90 0.08 0.08 76.48