---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9747 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 711 10644 4 4633 14934 Swap: 1023 1 1022 ---> 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:12:81:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79380sec preferred_lft 79380sec inet6 fe80::f816:3eff:fe12:814e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:33:52:44:d4:41 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9747) 02/12/26 _x86_64_ (4 CPU) 12:51:53 LINUX RESTART (4 CPU) 13:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:02 100.23 23.24 72.77 4.22 349.67 12641.64 19149.00 13:20:02 15.05 1.29 12.79 0.98 22.12 369.56 1255.51 13:30:02 7.01 0.10 6.55 0.36 4.63 225.59 1046.19 13:40:01 12.91 0.03 12.37 0.52 0.48 643.19 894.91 13:50:02 14.89 0.02 14.34 0.53 1.09 441.74 535.61 14:00:01 5.90 0.01 5.64 0.24 0.23 191.46 106.07 14:10:01 4.88 0.01 4.70 0.16 1.15 150.04 190.82 14:20:02 18.21 12.09 5.92 0.20 144.68 174.04 64.74 14:30:02 2.85 0.01 2.84 0.00 0.11 48.31 0.01 14:40:01 11.28 0.02 10.74 0.52 0.77 657.89 203.57 Average: 19.33 3.68 14.87 0.77 52.52 1554.40 2344.79 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:02 1456324 4966744 10962328 66.95 264508 3216048 11960368 68.65 2188600 12126548 2796 13:20:02 6646664 10120652 5813572 35.51 266096 3179948 7238480 41.55 2265548 6887372 492 13:30:02 5256904 8745160 7188364 43.90 267060 3193244 8432136 48.40 2271192 8251120 364 13:40:01 11025356 14630008 1306436 7.98 271352 3303524 2047320 11.75 2307912 2476524 520 13:50:02 11298732 14974228 962260 5.88 273532 3372168 1719508 9.87 2313480 2197208 12688 14:00:01 7699076 11391840 4542692 27.74 274344 3388624 5279032 30.30 2314872 5775144 332 14:10:01 6159564 9872972 6060692 37.02 274984 3408652 6790828 38.98 2317056 7311928 336 14:20:02 6193336 9984648 5948444 36.33 280304 3468676 6698940 38.45 2362092 7222720 536 14:30:02 5951704 9744688 6188264 37.80 280584 3470044 6868604 39.43 2362416 7454088 332 14:40:01 7401172 11340052 4593672 28.06 284644 3605432 5229564 30.02 2378984 5997652 284 Average: 6908883 10577099 5356672 32.72 273741 3360636 6226478 35.74 2308215 6570030 1868 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:02 lo 17.24 17.24 15.32 15.32 0.00 0.00 0.00 0.00 13:10:02 ens3 28.36 20.45 415.90 2.37 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 34.64 34.64 16.05 16.05 0.00 0.00 0.00 0.00 13:20:02 ens3 1.68 1.50 0.34 0.36 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 8.90 8.90 5.55 5.55 0.00 0.00 0.00 0.00 13:30:02 ens3 0.61 0.33 0.10 0.06 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 11.83 11.83 5.49 5.49 0.00 0.00 0.00 0.00 13:40:01 ens3 1.04 0.75 0.30 0.23 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:02 lo 17.23 17.23 8.43 8.43 0.00 0.00 0.00 0.00 13:50:02 ens3 1.00 0.73 0.28 0.22 0.00 0.00 0.00 0.00 13:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 18.33 18.33 9.20 9.20 0.00 0.00 0.00 0.00 14:00:01 ens3 0.83 0.62 0.20 0.15 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 27.08 27.08 11.01 11.01 0.00 0.00 0.00 0.00 14:10:01 ens3 1.02 0.61 0.29 1.51 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:02 lo 15.83 15.83 8.10 8.10 0.00 0.00 0.00 0.00 14:20:02 ens3 0.60 0.45 0.11 0.09 0.00 0.00 0.00 0.00 14:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:02 lo 11.60 11.60 6.37 6.37 0.00 0.00 0.00 0.00 14:30:02 ens3 0.61 0.37 0.14 0.09 0.00 0.00 0.00 0.00 14:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 18.17 18.17 10.05 10.05 0.00 0.00 0.00 0.00 14:40:01 ens3 1.11 0.90 0.33 0.26 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.09 18.09 9.56 9.56 0.00 0.00 0.00 0.00 Average: ens3 3.69 2.67 41.80 0.53 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9747) 02/12/26 _x86_64_ (4 CPU) 12:51:53 LINUX RESTART (4 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:10:02 all 52.39 0.00 2.18 1.17 0.20 44.07 13:10:02 0 50.15 0.00 2.10 0.53 0.12 47.10 13:10:02 1 52.36 0.00 2.18 1.17 0.22 44.08 13:10:02 2 52.81 0.00 2.26 0.44 0.23 44.26 13:10:02 3 54.21 0.00 2.19 2.55 0.22 40.83 13:20:02 all 35.90 0.00 1.56 5.26 0.13 57.16 13:20:02 0 35.98 0.00 1.54 3.76 0.12 58.61 13:20:02 1 35.56 0.00 1.76 7.92 0.13 54.63 13:20:02 2 35.79 0.00 1.41 3.52 0.13 59.14 13:20:02 3 36.26 0.00 1.54 5.83 0.13 56.25 13:30:02 all 17.37 0.00 0.81 0.14 0.14 81.54 13:30:02 0 17.44 0.00 0.74 0.04 0.16 81.62 13:30:02 1 17.39 0.00 0.74 0.09 0.12 81.68 13:30:02 2 17.77 0.00 0.85 0.06 0.16 81.15 13:30:02 3 16.89 0.00 0.91 0.38 0.13 81.70 13:40:01 all 18.80 0.00 0.82 0.27 0.09 80.02 13:40:01 0 18.24 0.00 0.72 0.41 0.08 80.55 13:40:01 1 18.32 0.00 0.82 0.14 0.08 80.65 13:40:01 2 18.96 0.00 0.84 0.16 0.09 79.96 13:40:01 3 19.70 0.00 0.92 0.38 0.09 78.91 13:50:02 all 26.06 0.00 0.97 0.47 0.10 72.40 13:50:02 0 26.96 0.00 0.94 0.30 0.10 71.70 13:50:02 1 25.72 0.00 1.00 0.14 0.10 73.04 13:50:02 2 25.03 0.00 0.97 0.45 0.10 73.45 13:50:02 3 26.52 0.00 0.98 1.00 0.09 71.41 14:00:01 all 14.03 0.00 0.52 0.23 0.07 85.15 14:00:01 0 13.70 0.00 0.53 0.36 0.07 85.34 14:00:01 1 14.70 0.00 0.57 0.02 0.08 84.63 14:00:01 2 13.76 0.00 0.52 0.21 0.08 85.43 14:00:01 3 13.96 0.00 0.45 0.33 0.07 85.18 14:10:01 all 11.09 0.00 0.48 0.11 0.07 88.24 14:10:01 0 10.96 0.00 0.46 0.05 0.07 88.47 14:10:01 1 11.06 0.00 0.50 0.12 0.07 88.25 14:10:01 2 11.04 0.00 0.56 0.13 0.08 88.19 14:10:01 3 11.32 0.00 0.39 0.15 0.07 88.07 14:20:02 all 9.70 0.08 0.49 0.14 0.07 89.51 14:20:02 0 9.86 0.00 0.46 0.08 0.07 89.53 14:20:02 1 9.87 0.01 0.54 0.04 0.07 89.47 14:20:02 2 9.57 0.32 0.53 0.29 0.08 89.20 14:20:02 3 9.51 0.00 0.44 0.14 0.06 89.84 14:30:02 all 2.11 0.00 0.28 0.03 0.06 97.52 14:30:02 0 1.99 0.00 0.24 0.09 0.05 97.64 14:30:02 1 2.06 0.00 0.33 0.01 0.06 97.54 14:30:02 2 2.54 0.00 0.27 0.04 0.06 97.09 14:30:02 3 1.86 0.00 0.25 0.01 0.06 97.82 14:40:01 all 20.34 0.00 0.79 0.08 0.08 78.71 14:40:01 0 20.04 0.00 0.75 0.11 0.07 79.03 14:40:01 1 20.57 0.00 0.89 0.03 0.09 78.42 14:40:01 2 21.66 0.00 0.84 0.06 0.09 77.35 14:40:01 3 19.07 0.00 0.70 0.11 0.08 80.05 Average: all 20.79 0.01 0.89 0.79 0.10 77.42 Average: 0 20.54 0.00 0.85 0.57 0.09 77.95 Average: 1 20.78 0.00 0.93 0.97 0.10 77.22 Average: 2 20.90 0.03 0.91 0.54 0.11 77.52 Average: 3 20.95 0.00 0.88 1.09 0.10 76.99