---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22154 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 61G 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 673 12327 3 2988 14973 Swap: 1023 23 1000 ---> 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:df:44:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80249sec preferred_lft 80249sec inet6 fe80::f816:3eff:fedf:440e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:0e:b3:03:9c:1c 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::4c0e:b3ff:fe03:9c1c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22154) 06/01/26 _x86_64_ (4 CPU) 06:26:23 LINUX RESTART (4 CPU) 06:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 96.09 2.84 89.42 3.83 135.86 31136.93 10748.01 06:50:03 40.84 18.80 20.86 1.18 867.61 1495.91 690.78 07:00:03 11.35 0.27 10.50 0.59 15.51 556.46 448.07 07:10:01 18.02 0.60 16.75 0.68 5.91 420.71 504.14 07:20:03 9.46 2.55 6.61 0.30 42.79 177.27 115.40 07:30:03 7.55 0.10 7.12 0.33 4.71 236.52 1375.23 07:40:01 2.23 0.04 2.18 0.01 0.63 38.32 0.09 07:50:03 20.95 0.14 5.35 15.46 2.63 145.54 210228.44 08:00:03 11.45 0.20 10.72 0.53 4.69 636.97 340.69 Average: 24.06 2.84 18.67 2.55 120.26 3809.00 25050.46 06:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 1842424 5822956 10105844 61.72 257776 3637152 11373580 65.28 2108452 11769336 2540 06:50:03 5343372 7218640 8723300 53.28 259656 1726028 9402460 53.97 1167316 9418476 528 07:00:03 11012476 12994484 2949800 18.02 264108 1827524 3761008 21.59 1217268 3694184 268 07:10:01 10868824 12901236 3045416 18.60 266740 1875308 3856448 22.14 1235744 3842752 368 07:20:03 9287924 11342856 4602728 28.11 268152 1896444 5375276 30.85 1248736 5411920 316 07:30:03 8607588 10693248 5252376 32.08 269384 1925924 6468840 37.13 1253260 6075880 368 07:40:01 7813676 9902048 6042980 36.91 269792 1928228 6881460 39.50 1253868 6873212 296 07:50:03 7805056 9919036 6025844 36.80 272752 1950876 6901376 39.61 1264848 6859324 352 08:00:03 9113516 11369452 4575996 27.95 276792 2083516 5268376 30.24 1282756 5544552 304 Average: 7966095 10240440 5702698 34.83 267239 2094556 6587647 37.81 1336916 6609960 593 06:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 12.22 12.22 11.79 11.79 0.00 0.00 0.00 0.00 06:40:01 ens3 49.40 36.61 751.41 4.13 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:03 lo 36.64 36.64 19.52 19.52 0.00 0.00 0.00 0.00 06:50:03 ens3 1.55 1.41 0.38 0.32 0.00 0.00 0.00 0.00 06:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:03 lo 22.76 22.76 9.01 9.01 0.00 0.00 0.00 0.00 07:00:03 ens3 1.10 1.02 0.30 0.26 0.00 0.00 0.00 0.00 07:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 11.51 11.51 6.73 6.73 0.00 0.00 0.00 0.00 07:10:01 ens3 0.90 0.66 0.19 0.14 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:03 lo 18.92 18.92 8.99 8.99 0.00 0.00 0.00 0.00 07:20:03 ens3 1.58 1.90 0.26 1.36 0.00 0.00 0.00 0.00 07:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:03 lo 27.75 27.75 9.63 9.63 0.00 0.00 0.00 0.00 07:30:03 ens3 0.58 0.40 0.11 0.08 0.00 0.00 0.00 0.00 07:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 16.77 16.77 8.57 8.57 0.00 0.00 0.00 0.00 07:40:01 ens3 0.67 0.44 0.15 0.11 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:03 lo 17.48 17.48 10.20 10.20 0.00 0.00 0.00 0.00 07:50:03 ens3 0.73 0.51 0.17 0.12 0.00 0.00 0.00 0.00 07:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 18.11 18.11 10.12 10.12 0.00 0.00 0.00 0.00 08:00:03 ens3 1.70 1.07 0.59 0.44 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.27 20.27 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 6.37 4.82 82.19 0.77 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22154) 06/01/26 _x86_64_ (4 CPU) 06:26:23 LINUX RESTART (4 CPU) 06:30:13 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 55.42 0.00 2.50 1.25 0.12 40.70 06:40:01 0 58.12 0.00 2.39 0.99 0.12 38.37 06:40:01 1 53.15 0.00 2.43 1.07 0.12 43.23 06:40:01 2 52.48 0.00 2.65 1.34 0.12 43.41 06:40:01 3 57.91 0.00 2.54 1.62 0.12 37.81 06:50:03 all 41.66 0.00 1.61 0.14 0.12 56.48 06:50:03 0 41.60 0.00 1.55 0.13 0.11 56.61 06:50:03 1 41.45 0.00 1.63 0.07 0.12 56.73 06:50:03 2 41.75 0.00 1.65 0.19 0.12 56.30 06:50:03 3 41.83 0.00 1.61 0.18 0.12 56.27 07:00:03 all 18.68 0.00 0.87 0.09 0.10 80.27 07:00:03 0 18.84 0.00 0.94 0.03 0.10 80.09 07:00:03 1 18.23 0.00 0.82 0.03 0.10 80.82 07:00:03 2 19.11 0.00 0.88 0.26 0.10 79.64 07:00:03 3 18.55 0.00 0.82 0.02 0.10 80.52 07:10:01 all 24.12 0.00 0.77 0.06 0.09 74.96 07:10:01 0 23.09 0.00 0.75 0.06 0.08 76.01 07:10:01 1 25.01 0.00 0.76 0.05 0.09 74.09 07:10:01 2 24.59 0.00 0.81 0.07 0.10 74.44 07:10:01 3 23.81 0.00 0.74 0.04 0.08 75.32 07:20:03 all 13.31 0.00 0.47 0.04 0.08 86.10 07:20:03 0 13.48 0.00 0.45 0.03 0.08 85.97 07:20:03 1 12.80 0.00 0.49 0.09 0.08 86.54 07:20:03 2 13.42 0.00 0.56 0.03 0.09 85.91 07:20:03 3 13.52 0.00 0.39 0.02 0.08 86.00 07:30:03 all 13.98 0.00 0.57 0.03 0.08 85.33 07:30:03 0 13.81 0.00 0.49 0.00 0.09 85.62 07:30:03 1 13.99 0.00 0.61 0.08 0.08 85.25 07:30:03 2 13.97 0.00 0.65 0.03 0.09 85.26 07:30:03 3 14.16 0.00 0.55 0.02 0.08 85.19 07:40:01 all 4.72 0.00 0.35 0.01 0.08 94.83 07:40:01 0 4.65 0.00 0.32 0.01 0.08 94.94 07:40:01 1 4.84 0.00 0.37 0.02 0.09 94.68 07:40:01 2 4.76 0.00 0.38 0.02 0.09 94.75 07:40:01 3 4.65 0.00 0.31 0.00 0.08 94.97 07:50:03 all 9.37 0.00 0.40 0.04 0.09 90.09 07:50:03 0 9.01 0.00 0.41 0.01 0.08 90.49 07:50:03 1 9.15 0.00 0.46 0.05 0.09 90.26 07:50:03 2 9.75 0.00 0.36 0.06 0.13 89.70 07:50:03 3 9.58 0.00 0.38 0.05 0.08 89.91 08:00:03 all 19.11 0.00 0.69 0.04 0.09 80.07 08:00:03 0 19.58 0.00 0.68 0.04 0.08 79.62 08:00:03 1 19.25 0.00 0.78 0.03 0.09 79.85 08:00:03 2 18.75 0.00 0.65 0.01 0.09 80.49 08:00:03 3 18.88 0.00 0.63 0.09 0.09 80.32 Average: all 22.19 0.00 0.91 0.19 0.09 76.61 Average: 0 22.39 0.00 0.88 0.14 0.09 76.49 Average: 1 21.92 0.00 0.92 0.16 0.09 76.90 Average: 2 22.00 0.00 0.95 0.22 0.10 76.72 Average: 3 22.46 0.00 0.88 0.22 0.09 76.34